Eagle Cast Steel & Forged Cranskhafts & 4340 Steel
Connecting Rods Rotating Assemblies

EAGLE PERFOMANCE PARTS STREET & STRIP

Briggs & Stratton, Buick, BMW, Cadillac, Chevrolet 4 & 6 cylinder, Small Block Chevy
Street, Strip, & Race

RPM - RON'S PRECISION MACHINE, INC.
69 E. 580 N.
Santaquin, Utah 84655
https://www.rpmrons.com
801-754-5338 or Toll free 866-700-5877
Contact us anytime OR use your e-mail program and type in ron@rpmrons.com to send an e-mail with what you need

Don't forget to save to favorites

Hours: 9:00 AM to 5:00 PM Monday - Friday mountain time (Utah)
International orders (outside the U.S.) Click Here


Order Form
Engine Rebuild Kit and Parts Online Catalog.

Engine Rebuild & Assembly Balancing & 
Blueprinting
Cylinder Heads
Engine Rebuild Kits Engine Start-up Other Related Web Sites Page 1
Crankshafts Degree Cam Other Related Web Sites Page 2
Purchase warranty & Return Information About the owner of RPM Frequently Asked Questions
MASTER ENGINE REBUILD KITS & PARTS

Hom

EAGLE
Forged & Cast Steel Crankshafts
4340 Steel Connecting Rods & other steel rods
Rotating Assemblies
Listed by Application
e

Not for use in pollution controlled vehicles.
CONTENTS Pages
Application Guide 4
How to use this Catalog. 5
Extreme Duty Rods 6
ESP Armor 7
Briggs & Stratton 8
Buick 9
BMW 10
Cadillac Northstar 10
Chevrolet 4 & 6 cylinder 11
Chevrolet Small Block 12-21
Chevrolet 400 22-25
Chevrolet Gen III “LS” 26-27
Chevrolet Big Block
Crankshafts & Connecting Rods
28
Chevrolet 409 30
Chevrolet Big Block Rotating ASSEMBLIES 30
Chrysler 4 cylinder 34
Chrysler 8.0L V10 34-36
Chrysler Small Block 35-36
Chrysler Late Model Hemi 37
Chrysler 400 38
Chrysler RB (wedge) 39
Ford 4 & 6 cylinder & V10 40
Ford Modular 41
Ford 289 / 302 42-46
Ford 351C 47
Ford 351W 48-51
Ford Big Block 52-53
Ford FE 54
Ford 8BA Flathead 55
Honda / Acura 56-57
Mitsubishi 58
Mazda 59
Nissan / Infiniti 59
Oldsmobile 60
Pontiac 61-62
Subaru 63
Toyota / Lexus 63
Volkswagen / Audi 64
Service Parts 65
Crankshaft Options 66


Page 8
Briggs & Stratton 5 HP

BILLET ALUMINUM RODS
Billet SAE 7075-T651 aluminum
1/4” ARP 2000 rod bolts
Serrated cap mating surface for precise cap location
Sizing performed with Sunnen Krossgrinding System
Perfect for use in junior dragsters


LENGTH PART NO.
Your Cost
WEIGHT ROD JOURNAL
4.375” CRS CR4375BS $76.87 135 .998”
4.375” CRS CR4375SS $76.87 125 .875”
4.500” CRS CR4500BS $76.87 140 .998”

DESCRIPTION PART NO.
Your Cost
replacement rod bolt
each
871200 $6.51
replacement rod bolt washer each 871300 $6.51













BILLET STEEL CRANKSHAFTS
Billet SAE 4340 steel with multi-stage heat treatment
Micropolished journals feature 3 r.a. or better
.125” fillet radiuses improve strength and rigidity
Shot-peened, stress-relieved, and nitrided for superior durability
Recommended for use up to 50hp
Designed around 320g BOB
WEIGHT


STROKE PART NO.
Your Cost
ROD JOURNAL
3.000” CS3000875 $425.25 .875”
3.000” CS3000998 $425.25 .998”





DESCRIPTION PART NO.
Your Cost
48 tooth cam sprocket, .500” width G35948C $29.52 N/A
crank sprocket, 3 keyways, .500” width G1763W24S $20.17 N/A
crank sprocket, 4 keyways, .500” width G1841W24S $20.17 N/A

DESCRIPTION PART NO.
Your Cost
52 tooth cam sprocket, .473” width G33752C $29.52 N/A
crank sprocket, 1 keyway, .473” width G1761N26S $20.17 N/A
crank sprocket, 3 keyways, .473” width G1763N26S $20.17 N/A
crank sprocket, 4 keyways, .473” width G1764W26S $20.17 N/A


 
DESCRIPTION PART NO.
Your Cost
Starter nut 6251N $16.02 N/A
small snout bearing 1616Z $10.15 N/A
main bearing, .875” ID 6205-14/C3 $14.73 N/A
main bearing, 1.000” ID 6205-16-2RS $14.73 N/A

N/A = Not available yet.





Page 9
Buick










H-BEAM RODS
Forged SAE 4340 steel from 2 piece forging. 3/8” ARP 2000 rod bolts.
Alignment sleeves for precise cap location.
Sizing performed with Sunnen Krossgrinding system.
Weight-matched to +/-1g.


DESCRIPTION PART NO.
Your Cost
LENGTH WEIGHT PIN SIZE BOLTS BUSHINGS
each
3.8L V6 turbo CRS 5967B3D $705.90 5.967” 600 .938” 201500 $20.06 (ea.) B930 $14.76
3.8L V6 turbo stroker CRS 6300V3D $705.90 6.300” 620 .927” 201500 $20.06 (ea.) call












FORGED 4140 STEEL CRANKSHAFTS
Non-twist forged from SAE 4140 steel with multi-stage heat-treatment.
Micropolished journals feature a 3 r.a. or better.
.125” fillet radiuses improve strength and rigidity. Chamfered bearings required.
Shot-peened, stress-relieved, and nitrided for superior durability.
Target BOB
WEIGHT
guaranteed +/- 2%. Approximate weight is 47 pounds.
Put down the tools and back away from the engine


STROKE PART NO.
Your Cost
BOB
WEIGHT
MIN. ROD
LENGTH
BALANCE
3.400” 523134005967 $588.45 880 5.967” internal
3.400” 523134005967E $739.60 880 5.967” external
3.625” 523136255967 $588.45 880 5.967” internal



BUICK COMPETITION ASSEMBLIES










Forged 4140 steel crankshaft, forged 4340 steel H-Beam rods.
3/8” ARP 2000 rod bolts.
Premium forged pistons, plasma-moly file fit rings, premium racing bearings.
Add “B” to beginning of part number to order balanced assembly (internal balance only)

.

PART NO.
Your Cost
-
INTERNAL BAL. EXTERNAL BAL. STROKE ROD PISTON 48cc
451003810 $2,386.64 452003810 $2,386.64 3.400” 5.967” 2618 JE -28.6cc inv. dome 8.5
451013819 $2,290.80 n/a 3.625” 6.300” 2618 CP -26.2cc inv.dome 8.9
45101U n/a 3.625” 6.300” 2618 CP -26.2cc inv. dome, 9310 pin 8.9


DISPLACEMENT
3.810 3.815 3.819 3.820 3.830
233 233 - 234 235
- - 249 - -
- - 249 - -




Page 10
BMW
H-BEAM RODS












Forged SAE 4340 steel from 2 piece forging
3/8” ARP 2000 bolts
Weight-matched to +/- 1g
Alignment sleeves for precise cap location
Sizing performed with Sunnen Krossgrinding system
Recommended for use up to 900hp (4 cyl), 1500hp (6 cyl)


APPLICATION PART NO.
Your Cost
LENGTH WEIGHT PIN SIZE BOLTS BUSHINGS
each
M52, M54, S50, S52 CRS 5313B63D $705.90 5.313” 135.0mm 540 22mm 12055 $133.60 (set of 16) n/a
M40, M42, M44 CRS 5313B43D $470.99 5.313” 135.0mm 540 22mm 12055 $133.60 (set of 16) B930 $14.76




Page 10
CADILLAC NORTHSTAR
H-BEAM RODS














Forged SAE 4340 steel from 2 piece forging
3/8” ARP 2000 bolts
Weight-matched to +/- 1g
Alignment sleeves for precise cap location
Sizing performed with Sunnen Krossgrinding system
Recommended for use up to 1500hp


PART NO.
Your Cost
LENGTH WEIGHT PIN SIZE BOLTS BUSHINGS
each
NOTES
CRS 5943C3D $726.22 5.943” 545 22mm 20070 $191.52 (set of 16) B808 $14.76 up to 1999




Page 11
CHEVROLET 4 CYL & 6 CYL
H-BEAM RODS














Forged SAE 4340 steel from 2 piece forging
Weight-matched to +/- 1g
Alignment sleeves for precise cap location
Sizing performed with Sunnen Krossgrinding system
Recommended for use up to 900hp (4 cyl)


APPLICATION PART NO.
Your Cost
LENGTH WEIGHT PIN SIZE BOLTS BOLTS
PART NO.
BUSHINGS
each
LN2 OHV 2.2L CRS 5590C3D $389.99 5.590” 580 .800” 3/8” ARP 2000 20060 $94.37 (set of 8) B776 $14.76
LD9 2.4L Quad4 CRS 5710C3D $470.99 5.710” 550 22mm 3/8” ARP 2000 20060 $94.37 (set of 8) B808 $14.76
2.2L Ecotec CRS 5765C3D $470.99 5.765” 520 20mm 3/8” ARP 2000 20060 $94.37 (set of 8) B776 $14.76
2.3L Quad4 CRS 5806C3D $470.99 5.806” 590 22mm 3/8” ARP 2000 20060 $94.37 (set of 8) B808 $14.76
4.3 even fire V6 CRS 570063D $599.29 5.700” 665 .927” 3/8” ARP 2000 201500 $20.06 (each) B927 $14.76
250 CID I-6 CRS 5700SLW6 $705.90 5.700” 515 .927” 7/16” ARP 8740 871600 $9.19 (each) B927 $14.76


EXTREME DUTY H-BEAM RODS
Includes additional surface finishing to improve fatigue strength.
Equipped with 3/8” APR Custom Ae 625+ bolts (270,000 psi).

ENGINE PART NO.
Your Cost
LD9 2.4L Quad4 CRS 5710CXD $823.37
2.2L Ecotec CRS 5765CXD $823.37




173 V6 CAST CRANKSHAFT












Excellent alternative to O.E. crank
.092” radiuses so standard bearigns may be used.
Recommended for use in pump gas street engines, no power adders.
Approximate weight is 33 pounds.

APPLICATION PART NO.
Your Cost
STROKE NOTES
173 CID V6 10173817 $227.99 2.992” matches factory casting #817




SMALL BLOCK CHEVROLET
'I' BEAM & 'H' BEAM CONNECTING RODS
“SIR” 5140 STEEL
I-BEAM RODS
SBC “FSI” 4340 STEEL
I-BEAM RODS
4340 STEEL H-BEAM RODS
4340 STEEL LIGHTWEIGHT H-BEAM RODS
CAST STEEL & FORGED 4340 CRANKSHAFTS
CAST CRANKSHAFTS
 FORGED 4340 STEEL CRANKSHAFTS
LIGHTWEIGHT FORGED 4340 STEEL CRANKSHAFTS
FEATHERWEIGHT FORGED 4340 STEEL CRANKSHAFTS
LATE MODEL INTERNAL BALANCE FLEXPLATE

305 - 350 Chevy
ROTATING ASSEMBLIES
305 STREET & STRIP ROTATING ASSEMBLIES
350 BALANCED STREET PERFORMANCE ROTATING ASSEMBLIES
350 STREET & STRIP ROTATING ASSEMBLIES
2 piece rear seal
350 STREET & STRIP ROTATING ASSEMBLIES - 1 piece rear seal
350 PRO STREET ASSEMBLIES
FORGED ROTATING ASSEMBLIES
350 COMPETITION ASSEMBLIES
ALL-FORGED ROTATING ASSEMBLIES
LIGHTWEIGHT ASSEMBLIES
350 FORCED INDUCTION ROTATING ASSEMBLIES

400 block 4.125 std. Bore
Crankshafts & Rotating Assemblies
SBC 400 CAST CRANKSHAFTS
400 FORGED 4340 STEEL CRANKSHAFTS
SPACER BEARINGS
For using 350 crankshaft in 400 block
400 BALANCED STREET PERFORMANCE ASSEMBLIES
400 STREET & STRIP ASSEMBLIES
400 COMPETITION
ROTATING ASSEMBLIES
400 FORCED INDUCTION ASSEMBLIES
400 HIGH COMPRESSION ASSEMBLIES


Page 12
CHEVROLET SMALL BLOCK
“SIR” 5140 STEEL I-BEAM RODS










Forged SAE 5140 steel with 3/8” ARP 8740 rod bolts, .927” pin size.
Alignment sleeves for precise cap location.
Sizing performed with CNC equipment.
Weight-matched to +/- 2g.
For use in pump-gas street engines, no power adders.


CHEVROLET SMALL BLOCK
2.100” ROD JOURNALS
DESCRIPTION PART NO.
Your Cost
WEIGHT BOLTS BUSHINGS SLEEVES
5.700” press-fit SIR 5700BPLW $353.52 550 12055 $133.60 (set of 16) n/a 10005 $7.14
5.700” bushed SIR 5700BBLW $391.37 550 12055 $133.60 (set of 16) B930 $14.76 10005 $7.14
5.850” bushed SIR 5850BBLW $378.00 580 12055 $133.60 (set of 16) B930 $14.76 10005 $7.14
5.950” bushed SIR 5950BBLW $419.76 585 12055 $133.60 (set of 16) B930 $14.76 10005 $7.14
6.000” bushed SIR 6000BBLW $391.37 570 12055 $133.60 (set of 16) B930 $14.76 10005 $7.14
6.125” bushed SIR 6125BBLW $408.92 600 12055 $133.60 (set of 16) B930 $14.76 10005 $7.14
6.200” bushed SIR 6200BBLW $408.92 610 12055 $133.60 (set of 16) B930 $14.76 10005 $7.14
6.250” bushed SIR 6250BBLW $408.92 615 12055 $133.60 (set of 16) B930 $14.76 10005 $7.14
 
CHEVROLET SMALL BLOCK
2.000” ROD JOURNALS
DESCRIPTION PART NO.
Your Cost
WEIGHT BOLTS BUSHINGS SLEEVES
5.700” press-fit SIR 5700SPLW $381.92 590 12055 $133.60 (set of 16) n/a 10005 $7.14
5.700” bushed SIR 5700SBLW $378.00 595 12055 $133.60 (set of 16) B930 $14.76 10005 $7.14
6.000” press-fit SIR 6000SPLW $418.37 635 12055 $133.60 (set of 16) n/a 10005 $7.14
6.000” bushed SIR 6000SBLW $391.37 640 12055 $133.60 (set of 16) B930 $14.76 10005 $7.14



SBC “FSI” 4340 STEEL I-BEAM RODS














Forged SAE 4340 steel, 7/16” ARP 8740 rod bolts, .927” pin size.
Alignment sleeves for precise cap location. Silicon bronze pin bushings.
Sizing performed with the Sunnen Krossgrinding system.
Weight-matched to +/- 1g.
For use in modified pump-gas racing engines.

PART NO.
Your Cost
LENGTH WEIGHT PIN SIZE BOLTS BUSHINGS
each
NOTES
CRS 5943C3D $726.22 5.943” 545 22mm 20070 $191.52 (set of 16) B808 $14.76 up to 1999

2.100” ROD JOURNALS
LENGTH PART NO.
Your Cost
WEIGHT BOLTS BUSHINGS
each
SLEEVES
each
NOTES
5.700” FSI5700B $499.37 595 12005 $148.37 B930 $14.76 10000 $7.14 -
6.000” FSI6000B $499.37 640 12005 $148.37 B930 $14.76 10000 $7.14 -
6.000” FSI6000BST $578.99 630 12005 $148.37 B930 $14.76 10000 $7.14 use with 3.875” stroke or longer
6.250” FSI6250B $499.37 call 12005 $148.37 B930 $14.76 10000 $7.14 -


Page 13
4340 STEEL H-BEAM RODS









Forged SAE 4340 steel from 2 piece forging.
7/16” ARP rod bolts, .927” pin size.
Alignment sleeves for precise cap location.
Sizing performed with Sunnen Krossgrinding system.
Weight-matched to +/- 1g.
Recommended for competition use.

2.100” ROD JOURNALS -
LENGTH PART NO.
Your Cost
w/ ARP 2000 w/ ARP L19 WEIGHT NOTES
5.565” CRS 5565B3D $685.60 CRS 5565B3D2000 $804.45 CRS 5565B3DL19 $854.47 635 stock 400 length
5.700” CRS 5700B3D $604.60 CRS 5700B3D2000 $734.29 CRS 5700B3DL19 $753.22 630 stock 305, 327, 350 length
5.850” CRS 5850B3D $685.60 CRS 5850B3D2000 $804.45 CRS 5850B3DL19 $854.47 630 -
5.950” CRS 5950B3D $650.52 CRS 5950B3D2000 $789.67 CRS 5950B3DL19 650 -
5.950” - CRS 5950BST2000 $861.22 - 640 use with 3.875” stroke or longer
6.000” CRS 6000B3D $604.60 CRS 6000B3D2000 $707.29 CRS 6000B3DL19 $753.22 640 -
6.000” CRS 6000BST $578.99 CRS 6000BST2000 $635.76 - 630 use with 3.875” stroke or longer
6.125” CRS 6125B3D $685.60 CRS 6125B3D2000 $804.45 CRS 6125B3DL19 $854.47 620 -
6.200” CRS 6200B3D $638.47 CRS 6200B3D2000 $773.47 CRS 6200B3DL19 $790.94 640 -
6.250” CRS 6250B3D $638.47 CRS 6250B3D2000 $773.47 CRS 6250B3DL19 $790.94 650 -
6.300” CRS 6300B3D $638.47 CRS 6300B3D2000 $745.13 CRS 6300B3DL19 $790.94 660 -

2.000” ROD JOURNALS
LENGTH PART NO.
Your Cost
WEIGHT
5.700” CRS 5700S3D $685.60 640
5.850” CRS 5850S3D $685.60 650
6.000” CRS 6000S3D $685.60 660

1.889” (“Honda”) ROD JOURNALS
LENGTH PART NO.
Your Cost
WEIGHT
5.700” CRS 5700H3D $593.93 615
6.000” CRS 6000H3D $572.29 630
6.125” CRS 6125H3D $572.29 640

SERVICE PART PART NO.
Your Cost
QTY NOTES
pin bushing B928 $14.76 ea. all
rod bolts 12000 $195.67 16 ARP 8740
rod bolts 20000 $230.74 16 ARP 2000
rod bolts 14000 $214.60 16 ARP L19
alignment sleeves 10000 $7.14 ea. all



4340 STEEL LIGHTWEIGHT H-BEAM RODS













Forged SAE 4340 steel from 2 piece forging.
3/8” ARP 2000 rod bolts, .927” pin size.
Alignment sleeves for precise cap location.
Sizing performed with Sunnen Krossgrinding system.
Weight-matched to +/- 1g.
Recommended for limited/restricted class competition use.

2.100” ROD JOURNALS
LENGTH PART NO.
Your Cost
WEIGHT
5.700” CRS 5700BLW $702.00 535
6.000” CRS 6000BLW $702.00 545
6.125” CRS 6125BLW $702.00 550
6.200” CRS 6200BLW $688.37 555
6.250” - -
6.300” - -

2.000” ROD JOURNALS
PART NO.
Your Cost
WEIGHT
CRS 5700SLW $702.00 535
CRS 6000SLW $702.00 545
CRS 6125SLW $702.00 550

1.889” ROD JOURNALS
PART NO.
Your Cost
WEIGHT
CRS 6200HJ $593.93 575
CRS 6250HJ $651.92 580
CRS 6300HJ $651.92 585


SERVICE PART PART NO.
Your Cost
QTY NOTES
pin bushing B927 $14.76 ea. all
rod bolts 20070 $191.52 16 3/8” ARP 2000
alignment sleeves 10004 $7.14 ea. all


Page 14
SBC CAST CRANKSHAFTS













An excellent alternative to O.E. crank. .092” radiuses (unless otherwise noted). Target BOB WEIGHT guaranteed +/- 2%
Recommended for use in pump gas street engines, no power adders.
Approximate weight is 47-51 pounds.

 -

 PART NO.
Your Cost
-
STROKE 2 pc SEAL 1 pc SEAL BOB
WEIGHT
MIN. ROD BALANCE
3.480” 103503480 $321.22 103523480 $321.22 1855 5.700” O.E. spec balance
3.480” 103503480CM $346.83 - 1855 5.700” IMCA legal, no holes, .125” radiuses
3.750” 103503752 $314.47 103523752 $326.52 1855 5.700” 2.000” rod journal, external balance
3.750” 103503750 $321.22 103523750 $331.94 1855 5.700” external balance
3.750” 10350375057I $434.52 10352375057I $599.29 1750 5.700” internal balance
3.750” - 10352375057E $543.90 1855 5.700” internal front, external rear
3.800” - 10352380057I $349.60 1850 5.700” internal balance


HOLDEN 308      
STROKE

PART NO.
Your Cost
BOB
WEIGHT
MIN. ROD BALANCE
3.480” 103083480 $465.68 call 5.700” internal


FORGED 4340 STEEL CRANKSHAFTS

















Forged SAE 4340 steel with non-twist forging and multi-stage heat-treatment
Micropolished journals feature a 3 r.a. or better
.125” radiuses improve strength and rigidity. Chamfered or narrowed bearings required.
Shot-peened, stress relieved, and nitrided for superior durability.
Designed for internal balance without the need for heavy metal!
Recommended for use up to 1500hp. Approximate weight is 52-57 pounds.

 -

 PART NO.
Your Cost
 -
STROKE 2 pc SEAL 1 pc SEAL BOB
WEIGHT
MIN. ROD
3.000” 435030005700 $896.29 435330005700 $874.60 1855 5.700”
3.250” 435032505700 $896.29 435332505700 $874.60 1855 5.700”
3.480” 435034805700 $886.83 435334805700 $886.83 1855 5.700”
3.480” 4305348057SP $947.52 * - 1855 5.700”
3.500” 435035005700 $896.29 - 1855 5.700”
3.562” 435035625700 $896.29 - 1855 5.700”
3.625” 435036255700 $896.29 - 1855 5.700”
3.750” 435037505700 $886.83 435337505700 $886.83 1855 5.700”
3.875” 435038756000 $886.83 435338756000 $886.83 1855 6.000”
4.000” 435040006000 $886.83 - 1855 6.000”
4.125” 435041256000 $896.29 - 1855 6.000”

* Round rear flange for use in sprint car applications.

Page 15
SBC LIGHTWEIGHT FORGED 4340 STEEL CRANKSHAFTS












Forged SAE 4340 steel with non-twist forging and multi-stage heat-treatment
Gundrilled mains. Lightweight counterweight design. Micropolished journals feature a 3 r.a. or better
.125” radiuses improve strength and rigidity. Chamfered or narrowed bearings required.
Shot-peened, stress relieved, and nitrided for superior durability.
Designed for internal balance without the need for heavy metal!
Recommended for use in naturally aspirated competition engines.
Approximate weight is 47-49 pounds before balancing.

STROKE 1.889” JOURNAL BOB
WEIGHT
2.000” JOURNAL BOB
WEIGHT
MIN. ROD
3.000” 4348300057LA $1,032.67 1820 - - 5.700”
3.350” - - - - 5.700”
3.480” - - - - 5.700”
3.480” - - 4349348057LA $870.68 1850 5.700”
3.500” 4348350057LA $1,032.67 1820 4349350057LA $870.68 1850 5.700”
3.550” - - - - 5.700”
3.750” 4348375057LA $1,032.67 1820 4349375057LA $870.68 1850 5.700”
3.875” - - 4349387560LA $870.68 1850 6.000”
4.000” - - 4349400060LA $870.68 1850 6.000”

2.100” JOURNAL BOB
WEIGHT
MIN. ROD
4350300057LA $932.76 1820 5.700”
4350335057LA $947.52 1820 5.700”
4350348057LW $947.52 1750 5.700”
4350348057LA $947.52 1820 5.700”
4350350057LA $947.52 1820 5.700”
4350355057LA $947.52 1820 5.700”
4350375057LA $947.52 1820 5.700”
- - 6.000”
- - 6.000”



SBC FEATHERWEIGHT FORGED 4340 STEEL CRANKSHAFTS














Forged SAE 4340 steel with non-twist forging and multi-stage heat-treatment
Gundrilled mains. Ultra lightweight counterweight design. Micropolished journals feature a 3 r.a. or better.
.125” radiuses improve strength and rigidity. Chamfered or narrowed bearings required.
Shot-peened, stress relieved, and nitrided for superior durability.
Designed for internal balance without the need for heavy metal!
Recommended for use in restricted-class naturally aspirated competition engines.
Approximate weight is 45-47 pounds before balancing.

- PART NO.
Your Cost
PART NO.
Your Cost
STROKE 1.889” JOURNAL BOB
WEIGHT
2.100” JOURNAL BOB
WEIGHT
MIN. ROD
3.000” 4348300057FW $1,016.47 1650 - - 5.700”
3.350” 4348335057FW $1,016.47 1650 - - 5.700”
3.480” 4348348057FW $1,016.47 1650 4350348057FW $1,083.90 1670 5.700”
3.500” 4348350057FW $1,016.47 1650 4350350057FW $1,083.90 1670 5.700”



SBC LATE MODEL INTERNAL BALANCE FLEXPLATE















Internal balance for Chevy small block 1 piece rear seal including LT1.Street use only - NOT SFI approved.

DESCRIPTION PART NO.
Your Cost
168 tooth int. balance, 14 1/8” diameter FRA159ESP $56.52
153 tooth int. balance, 12 7/8” diameter FRA160ESP $56.52

From the factory, 1 piece rear seal 350 and LT1 are balanced internally in the front and externally in the rear. When building a stroker
LT1, external balanced assemblies CANNOT be used because no external balance LT1 damper is available.


Page 16

CHEVROLET 305 STREET & STRIP ROTATING ASSEMBLIES












Cast steel crankshaft with performance street bearings.
“SIR” forged 5140 steel I-Beam rods with 3/8” ARP 8740 rod bolts.
Keith Black hypereutectic pistons and plasma-moly rings. Standard bore size: 3.736”
Recommended for use in pump-gas, street engines. No power adders.

2 pc SEAL
-

internal balance

external balance
-
UNBALANCED BALANCED UNBALANCED BALANCED STROKE ROD
13100000 $820.69 B13100E000 $978.64 - - 3.480” 5.700”
13101000 $728.81 B13101E000 $813.86 - - 3.480” 5.700”
- - 13102000 $881.44 B13102E000 $1,039.39 3.750” 5.700”

.

DISPLACEMENT
PISTON 58cc 64cc 030 040 060
hyper. KB -12cc inv. dome 9.2 8.6 311 312 316
hyper. KB -5cc flat top 10.0 9.3 311 312 316
hyper. KB -10cc inv. dome 10.1 9.4 334 336 340


1 pc SEAL

internal (F), external (R) balance

internal balance
UNBALANCED BALANCED UNBALANCED BALANCED
13100L000 $820.69 B13100L02053 $1,189.27 - -
13101L000 $728.81 B13101L02053 $1,125.77 - -
- - - -

external balance 
-
UNBALANCED BALANCED STROKE ROD
- - 3.480” 5.700”
- - 3.480” 5.700”
13102L000 $881.44 B13102L02053 $1,276.99 3.750” 5.700”

DISPLACEMENT
PISTON 58cc 64cc 030 040 060
hyper. KB -12cc inv. dome 9.2 8.6 311 312 316
hyper. KB -5cc flat top 10.0 9.3 311 312 316
hyper. KB -10cc inv. dome 10.1 9.4 334 336 340

(F) = Front (R) = Rear


CHEVROLET 350
BALANCED STREET PERFORMANCE ROTATING ASSEMBLIES














Cast steel crankshaft with performance street bearings.
“SIR” forged 5140 steel I-Beam rods with 3/8” ARP 8740 rod bolts.
Speed Pro hypereutectic pistons and plasma-moly rings. Standard bore size: 4.000”
Recommended for use in pump-gas, street engines. No power adders.

2 pc SEAL
internally balanced externally balanced
KIT NO. KIT NO. STROKE ROD
B13403E000 $944.93 - 3.480” 5.700”
B13402E000 $888.17 - 3.480” 5.700”
B13401E000 $1,011.02 - 3.480” 5.700”
B13454E000 $990.81 B13404E000 $979.99 3.750” 5.700”
B13455E000 $990.81 B13405E000 $979.99 3.750” 5.700”

DISPLACEMENT
PISTON 58cc 64cc 76cc 000 030 040 060
press-fit Speed Pro -10cc inv. dome 9.5 8.9 8.0 350 355 357 360
press-fit Speed Pro -7cc flat top 10.3 9.6 8.5 350 355 357 360
Speed Pro -7cc flat top 10.3 9.6 8.5 350 355 357 360
Speed Pro -12cc inv. dome 10.4 9.8 8.7 377 383 385 388
Speed Pro -5cc flat top 11.2 10.5 9.3 377 383 385 388



1 pc SEAL -
internal (F), external (R) internally balanced externally balanced
KIT NO. KIT NO. KIT NO. STROKE ROD
B13403L00053 $986.73 - - 3.480” 5.700”
B13402L00053 $928.75 - - 3.480” 5.700”
B13404L00053 $1,060.92 B13454L000 $801.71 B13404L00053 $1,060.92 3.750” 5.700”
B13505L00053 $1,012.35 B13455L000 $801.71 B13405L00053 $985.31 3.750” 5.700”

DISPLACEMENT
PISTON 58cc 64cc 76cc 000 030 040 060
press-fit Speed Pro -10cc
inv. dome
9.5 8.9 8.0 350 355 357 360
press-fit Speed Pro -7cc flat top 10.3 9.6 8.5 350 355 357 360
Speed Pro -12cc inv. dome 10.4 9.8 8.7 377 383 385 388
Speed Pro -5cc flat top 11.2 10.5 9.3 377 383 385 388

(F) = Front (R) = Rear


Page 17
CHEVROLET 350
STREET & STRIP ROTATING ASSEMBLIES - 2 piece rear seal













Cast steel crankshaft with performance street bearings.
“SIR” forged 5140 steel I-Beam rods with 3/8” ARP 8740 rod bolts.
Hypereutectic or forged 4032 pistons and plasma-moly rings. Standard bore size: 4.000”
Recommended for use in pump-gas, street engines. No power adders.

2 pc SEAL
-

internal balance

external balance
-
UNBALANCED BALANCED UNBALANCED BALANCED STROKE ROD
13020 B13020E030 $1,906.08 - - 3.480” 5.700”
13201030 $1,175.69 B13201E030 $1,445.65 - - 3.480” 5.700”
13202030 $1,048.87 B13202E030 $1,313.44 - - 3.480” 5.700”
13205030 $1,259.39 B13205E030 $1,528.17 - - 3.480” 6.000”
13208030 $1,114.97 B13208E030 - - 3.480” 6.000”
13021030 $1,476.77 B13021E030 $1,726.46 - - 3.480” 5.700”
13022030 $1,476.77 B13022E030 $1,726.46 - - 3.480” 6.000”
13302030 $1,201.35 B13302E030 $1,471.38 - - 3.480” 5.700”
13311030 $1,283.78 B13311E030 $1,555.07 - - 3.480” 6.000”
13323030 $1,334.97 B13323E030 $1,568.51 13303030 $1,321.56 B13303E030 $1,686.10 3.750” 6.000”
13054030 $1,237.82 B13054E030 $1,470.10 13004030 $1,224.40 B13004E030 $1,588.87 3.750” 5.700”
13324030 $1,251.34 B13324E030 $1,484.82 13304030 $1,237.92 B13304E030 $1,603.60 3.750” 5.700”
13051030 $1,611.82 B13051E030 $1,826.46 13001030 $1,598.32 B13001E030 $1,945.22 3.750” 5.700”
13052030 $1,611.82 B13052E030 $1,826.46 13002030 $1,598.32 B13002E030 $1,945.22 3.750” 6.000”
13055030 $1,139.21 B13055E030 $1,367.37 13005030 $1,124.50 B13005E030 $1,484.97 3.750” 5.700”
13056030 $1,525.31 B13056E030 $1,738.75 13006030 $1,511.87 B13006E030 $1,857.52 3.750” 5.700”
13057030 $1,525.31 B13057E030 $1,738.75 13007030 $1,511.87 B13007E030 $1,857.52 3.750” 6.000”
13325030 $1,251.34 B13325E030 $1,484.82 13305030 $1,237.92 B13305E030 $1,479.53 3.750” 5.700”
13326030 $1,334.97 B13326E030 $1,568.51 13316030 $1,321.56 B13316E030 $1,686.10 3.750” 6.000”

.

DISPLACEMENT
PISTON RINGS 58cc 64cc 030 040 060
4032 SRP -24cc
inv. dome
FF 8.8 8.3 355 356 360
hyper. KB -12cc
inv. dome
std 9.7 9.1 355 356 360
hyper. KB -7cc
flat top
std 10.3 9.6 355 356 360
hyper. KB -7cc
flat top
std 10.3 9.6 355 356 360
“claimer” KB -5cc
flat top
std 10.6 9.9 355 356 360
4032 Mahle -5cc
flat top
FF 10.3 9.6 355 356 360
4032 Mahle -5cc
flat top
FF 10.3 9.6 355 356 360
4032 Icon -3.7cc
flat top
FF 10.8 10.1 355 356 360
4032 Icon -3.7cc
flat top
FF 10.8 10.1 355 356 360
4032 Icon -19.6cc
inv. dome
FF 9.6 9.1 383 385 388
hyper. KB -18cc
inv. dome
std 9.9 9.4 383 385 388
4032 Icon -18cc
inv. dome
std 9.9 9.4 383 385 388
4032 Mahle -16cc
inv. dome
FF 10.0 9.4 383 385 388
4032 Mahle -16cc
inv. dome
FF 10.0 9.4 383 385 388
hyper. KB -7cc
flat top
std 11.2 10.5 383 385 388
4032 Mahle -5cc
flat top
FF 11.3 10.5 383 385 388
4032 Mahle -5cc
flat top
FF 11.3 10.5 383 385 388
4032 Icon -3.7cc
flat top
FF 11.7 10.9 383 385 388
4032 Icon -3.7cc
flat top
FF 11.7 10.9 383 385 388

std. = standard gap rings
FF = File to Fit rings

Page 18
CHEVROLET 350
STREET & STRIP ROTATING ASSEMBLIES - 1 piece rear seal











Cast steel crankshaft with performance street bearings.
“SIR” forged 5140 steel I-Beam rods with 3/8” ARP 8740 rod bolts.
Hypereutectic or forged 4032 pistons and plasma-moly rings.
Standard bore size: 4.000”
Recommended for use in pump-gas, street engines. No power adders.

From the factory, 1 piece rear seal 350 and LT1 are balanced internally in the front and externally in the rear. When building a stroker
LT1, external balanced assemblies CANNOT be used because no external balance LT1 damper is available.

1 pc SEAL

internal (F), external (R) balance

internal balance
UNBALANCED BALANCED UNBALANCED BALANCED
13020L000 $1,214.81 B13020L00053 $1,457.81 - -
13201L000 $850.31 B13201L02053 $1,183.75 - -
13202L000 $1,048.87 B13202L00053 $1,376.93 - -
13205L000 $881.44 B13205L02053 $1,150.08 - -
13208L030 $1,061.05 B13208L03053 $1,389.07 - -
13021L000 $1,476.77 B13021L00053 $1,767.06 - -
13022L000 $1,476.77 B13022L02053 $1,501.08 - -
13302L000 $1,201.35 B13302L00053 $1,534.87 - -
13311L000 $1,283.78 B13311L00053 $1,618.56 - -
13573 B1357300053 13323L030 $1,372.86 B13323L03053 $1,650.96
13554L000 $1,186.65 B13554L00053 $1,503.83 13054L000 $1,229.72 B13054L00053 $1,507.77
13574 B1357400053 13324L030 $1,244.51 B13324L03053 $1,521.27
13551L030 $1,580.80 B13551L03053 $2,063.95 13051L000 $1,275.75 B13051L03053 $1,862.91
13552L030 $1,580.80 B13552L03053 $2,063.95 13052L000 $1,214.81 B13052L03053 $1,910.12
13555L030 $1,217.62 B13555L03053 $1,401.11 13055L000 $1,131.21 B13055L00053 $1,403.89
13556L030 $1,526.67 B13556L03053 $1,819.68 13056L000 $1,517.31 B13056L00053 $1,776.44
13557L030 $1,526.67 B13557L03053 $1,819.68 13057L000 $1,525.39 B13057L00053 $1,723.75
13565 B13565 13325L030 $1,244.51 B13325L03053 $1,521.34
13566 B13566 13326L030 $1,372.86 B13326L03053 $1,650.96
- - 13060L030 $1,551.10 B13060L03053 $1,665.79
- - 13061L030 $1,551.10 B13061L03053 $1,665.79


1 pc SEAL external balance
UNBALANCED BALANCED STROKE ROD
- - 3.480” 5.700
- - 3.480” 5.700”
- - 3.480” 5.700”
- - 3.480” 6.000”
- - 3.480” 6.000”
- - 3.480” 5.700”
- - 3.480” 6.000”
- - 3.480” 5.700”
- - 3.480” 6.000”
13303L000 $1,321.56 B13303L00053 $1,692.77 3.750” 6.000”
13004L000 $1,224.40 B13004L00053 $1,595.51 3.750” 5.700”
13304L000 $1,237.92 B13304L00053 $1,609.08 3.750” 5.700”
13001L000 $1,275.75 B13001L02053 $1,514.62 3.750” 5.700”
13002L000 $1,214.81 B13002L02053 $1,577.95 3.750” 6.000”
13005L000 $1,124.50 B13005L00053 $1,491.62 3.750” 5.700”
13006L000 $1,511.87 B13006L00053 $1,864.16 3.750” 5.700”
13007L000 $1,214.81 B13007L00053 $1,464.64 3.750” 6.000”
13305L000 $1,237.92 B13305L00053 $1,609.08 3.750” 5.700”
13316L000 $1,321.56 B13316L00053 $1,692.77 3.750” 6.000”
- - 3.800” 5.850”
- - 3.800” 5.850”


DISPLACEMENT
PISTON RINGS 58cc 64cc 030 040 060
4032 SRP -24cc
inv. dome
FF 8.8 8.3 355 356 360
hyper. KB -12cc
inv. dome
std 9.7 9.10 355 356 360
hyper. KB -7cc flat top std 10.3 9.6 355 356 360
hyper. KB -7cc flat top std 10.3 9.6 355 356 360
“claimer” KB -5cc flat top std 10.6 9.9 355 356 360
4032 Mahle -5cc flat top FF 10.3 9.6 355 356 360
4032 Mahle -5cc flat top FF 10.3 9.6 355 356 360
4032 Icon -3.7cc flat top FF 10.8 10.1 355 356 360
4032 Icon -3.7cc flat top FF 10.8 10.1 355 356 360
4032 Icon -19.6cc
inv. dome
FF 9.6 9.1 383 385 388
hyper. KB -18cc
inv. dome
std 9.9 9.4 383 385 388
4032 Icon -18cc
inv. dome
std 9.9 9.4 383 385 388
4032 Mahle -16cc
inv. dome
FF 10.0 9.4 383 385 388
4032 Mahle -16cc
inv. dome
FF 10.0 9.4 383 385 388
hyper. KB -7cc flat top std 11.2 10.5 383 385 388
4032 Mahle -5cc flat top FF 11.3 10.5 383 385 388
4032 Mahle -5cc flat top FF 11.3 10.5 383 385 388
4032 Icon -3.7cc flat top FF 11.7 10.9 383 385 388
4032 Icon -3.7cc flat top FF 11.7 10.9 383 385 388
4032 Mahle -26cc
inv. dome
FF 9.1 8.7 388 - -
4032 Mahle -20cc
inv. dome
FF 10.1 9.5 388 390 -


std. = standard gap rings
FF = File to Fit rings

LATE MODEL INTERNAL BALANCE FLEXPLATE











Internal balance for Chevy small block 1 piece rear seal including LT1.Street use only - NOT SFI approved.

DESCRIPTION PART NO.
Your Cost
168 tooth int. balance, 14 1/8” diameter FRA159ESP $56.52
153 tooth int. balance, 12 7/8” diameter FRA160ESP $56.52


Page 19

OUR MOST AFFORDABLE ALL-FORGED ROTATING ASSEMBLIES!

PRO STREET ASSEMBLIES













Forged 4340 steel crankshaft with chamfered and/or narrowed bearings.
Forged 4340 steel “FSI” I-Beam rods with 7/16” ARP 8740 rod bolts.
Hypereutectic (KB, Speed Pro) or forged 4032 pistons & plasma-moly rings.
Designed for internal balance without heavy metal.
Standard bore size: 4.000”
Recommended for use in mild competition engines. No power adders.

PART NO.
2PC SEAL 1PC SEAL STROKE ROD
62029030 $2,459.52 62129030 $2,459.52 3.480” 5.700”
62001030 $2,278.75 62101030 $2,278.75 3.480” 5.700”
62003030 $2,278.75 62103030 $2,278.75 3.480” 5.700”
62302030 $2,024.82 - 3.480” 5.700”
62311030 $2,108.51 - 3.480” 6.000”
62002030 $1,943.81 62102030 $2,366.44 3.480” 5.700”
62004030 $2,366.44 62104030 $2,366.44 3.480” 6.000”
62020030 $2,278.75 - 3.500” 6.000”
62030030 $2,186.81 - 3.562” 6.000”
62022030 $2,230.08 - 3.625” 6.000”
62006030 $2,150.40 62106030 $2,150.40 3.750” 5.700”
62046030 $2,150.40 62146030 $2,150.40 3.750” 5.700”
62303030 $1,891.30 62303L030 $1,891.30 3.750” 6.000”
62304030 $1,807.58 62304L030 $1,807.58 3.750” 5.700”
62007030 $2,150.40 62107030 $2,150.40 3.750” 5.700”
62010000 $2,302.94 62110000 $2,302.94 3.750” 6.000”
62008030 $2,062.71 62108030 $2,062.71 3.750” 5.700”
62011030 $2,062.71 62111030 $2,062.71 3.750” 6.000”
62305030 $1,807.58 62305L030 $1,807.58 3.750” 5.700”
62316030 $1,891.30 62316L030 $1,891.30 3.750” 6.000”
62009030 $2,262.40 62109030 $2,262.40 3.750” 5.700”
62069030 $1,943.81 62135030 $1,943.81 3.750” 5.700”
62012030 $2,150.40 62112030 $2,150.40 3.750” 6.000”
62077030 $2,150.40 62136030 $2,150.40 3.750” 6.000”

-

DISPLACEMENT
PISTON RINGS 58cc 64cc 76cc 000 030 040 060
4032 SRP -24cc inv. dome FF 8.6 8.2 7.6 350 355 356 360
4032 Mahle -5cc flat top FF 10.3 9.6 8.5 350 355 356 360
4032 Mahle -5cc flat top FF 10.3 9.6 8.5 350 355 356 360
4032 Icon -3.7cc flat top FF 10.8 10.1 8.9 350 355 356 360
4032 Icon -3.7cc flat top FF 10.8 10.1 8.9 350 355 356 360
2618 Mahle +11cc dome FF 12.6 11.6 10.0 350 355 356 360
2618 Mahle +11cc dome FF 12.6 11.6 10.0 350 355 356 360
4032 Mahle -5cc flat top FF 10.6 9.9 9.0 352 357 359 362
2618 JE +13cc dome FF 13.7 12.5 10.7 - 363 365 -
2618 JE +13.5cc dome FF 14.0 12.8 11.0 - 370 - -
2618 Mahle -31cc inv. dome FF 8.7 8.2 7.7 - 383 - -
4032 Mahle -26cc inv. dome FF 9.0 8.6 7.8 - 383 385 -
4032 Icon -19.6cc inv. dome FF 9.6 9.1 8.2 377 383 385 388
4032 Icon -18cc inv. dome FF 9.9 9.4 8.4 377 383 385 388
4032 Mahle -16cc inv. dome FF 10.0 9.4 8.4 - 383 385 388
4032 Mahle -16cc inv. dome FF 10.0 9.4 8.4 - 383 385 388
4032 Mahle -5cc flat top FF 11.3 10.5 9.3 - 383 385 388
4032 Mahle -5cc flat top FF 11.3 10.5 9.3 - 383 385 388
4032 Icon -3.7cc flat top FF 11.7 10.9 9.6 377 383 385 388
4032 Icon -3.7cc flat top FF 11.7 10.9 9.6 377 383 385 388
4032 SRP +7cc dome FF 13.1 12.1 10.5 - 383 385 388
2618 Mahle +11cc dome FF 14.0 12.8 11.0 - 383 385 388
2618 Mahle +6cc dome FF 13.0 12.0 10.5 - 383 - -
2618 Mahle +11cc dome FF 14.0 12.8 11.0 - 383 385 388

FF = File to fit


Page 20
SBC COMPETITION ROTATING ASSEMBLIES













Forged 4340 steel crankshaft, forged 4340 steel H-Beam rods.
7/16” ARP 8740 capscrew rod bolts (ARP 2000 & L19 available).
Forged pistons and plasma-moly file fit rings.
Performance racing bearings.
Designed for internal balance with no heavy metal needed.
Standard bore size is 4.000”

PART NO.
2PC SEAL 1PC SEAL STROKE ROD
12029030 $2,625.60 12129030 $2,625.60 3.480” 5.700”
12001030 $2,444.84 12101030 $2,444.84 3.480” 5.700”
12003030 $2,444.84 12103030 $2,444.84 3.480” 6.000”
12302030 $2,190.90 12302L030 $2,190.90 3.480” 5.700”
12311030 $2,274.59 12311L030 $2,274.59 3.480” 6.000”
12002030 $2,532.52 12102030 $2,532.52 3.480” 5.700”
12004030 $2,532.52 12104030 $2,532.52 3.480” 6.000”
12020030 $2,444.84 - 3.500” 6.000”
12021030 $2,035.69 - 3.500” 6.000”
12030030 $2,278.69 - 3.562” 6.000”
12022030 $3,077.95 - 3.625” 6.000”
12006030 $2,532.52 12106030 $2,532.52 3.750” 5.700”
12303030 $2,274.59 12303L030 $2,274.59 3.750” 6.000”
12304030 $2,190.90 12304L030 $2,190.90 3.750” 5.700”
12007030 $2,532.52 12107030 $2,532.52 3.750” 5.700”
12010030 $2,532.52 12110030 $2,532.52 3.750” 6.000”
12008030 $2,444.84 12108030 $2,444.84 3.750” 5.700”
12025030 $2,035.69 12125030 $2,035.69 3.750” 5.850”
12011030 $2,444.84 12111030 $2,444.84 3.750” 6.000”
12305030 $2,190.90 12305L030 $2,190.90 3.750” 5.700”
12316030 $2,274.59 12316L030 $2,274.59 3.750” 6.000”
12009030 $2,602.65 12109030 $2,644.53 3.750” 5.700”
12069030 $1,884.53 12135030 $2,035.69 3.750” 5.700”
12012030 $2,532.52 12112030 $2,532.52 3.750” 6.000”
12077030 $2,532.52 12136030 $2,532.52 3.750” 6.000”
12015030 $2,658.03 12115030 $2,658.03 3.875” *6.000”
12013030 $2,572.92 12113030 $2,572.92 3.875” *6.000”
12014030 $2,572.92 - 4.000” *6.000”

-

DISPLACEMENT
PISTON RINGS 58cc 64cc 76cc 000 030 040 060
4032 SRP -24cc inv. dome FF 8.6 8.2 7.6 350 355 356 360
4032 Mahle -5cc flat top FF 10.3 9.6 9.0 350 355 356 360
4032 Mahle -5cc flat top FF 10.3 9.6 9.0 350 355 356 360
4032 Icon -3.7cc flat top FF 10.8 10.1 8.9 350 355 356 360
4032 Icon -3.7cc flat top FF 10.8 10.1 8.9 350 355 356 360
2618 Mahle +11cc dome FF 12.6 11.6 10.0 - 355 356 360
2618 Mahle +11cc dome FF 12.6 11.6 10.0 - 355 356 360
4032 Mahle -5cc flat top FF 10.6 9.9 9.0 352 357 359 362
2618 Mahle +11cc dome FF 13.1 12.0 10.3 - 357 359 362
2618 JE +13cc dome FF 13.7 12.5 10.7 - 363 365 -
2618 JE +13.5cc dome FF 14.0 12.8 11.0 - 370 - -
2618 Mahle -31cc inv. dome FF 8.7 8.2 7.7 - 383 - -
4032 Icon -19.6cc inv. dome FF 9.6 9.1 8.2 377 383 385 388
4032 Icon -18cc inv. dome FF 9.9 9.4 8.4 377 383 385 388
4032 Mahle -16cc inv. dome FF 10.0 9.4 8.4 - 383 385 388
4032 Mahle -16cc inv. dome FF 10.0 9.4 8.4 - 383 385 388
4032 Mahle -5cc flat top FF 11.3 10.5 9.3 377 383 385 388
4032 SRP -5cc flat top FF 11.5 10.8 9.3 - 383 - -
4032 Mahle -5cc flat top FF 11.3 10.5 9.3 377 383 385 388
4032 Icon -3.7cc flat top FF 11.7 10.9 9.6 377 383 385 388
4032 Icon -3.7cc flat top FF 11.7 10.9 9.6 377 383 385 388
2618 SRP +7cc dome FF 13.1 12.1 10.5 - 383 385 388
2618 Mahle +11cc dome FF 14.0 12.8 11.0 - 383 385 388
2618 Mahle +6cc dome FF 13.0 12.0 10.5 - 383 385 388
2618 Mahle +11cc dome FF 14.0 12.8 11.0 - 383 385 388
4032 Mahle -18cc inv. dome FF 10.1 9.5 8.5 - 395 397 -
4032 Mahle -5cc flat top FF 11.6 10.8 9.6 - 395 397 -
4032 Mahle -5cc flat top FF 11.9 11.1 9.8 - 408 410 414

* Includes maximum stroke rods with ARP 2000 bolts ( CRS 6000BST2000 $635.76 ) 



Page 21
SBC LIGHTWEIGHT ROTATING ASSEMBLIES












Forged 4340 steel lightweight crankshaft.
Forged 4340 steel lightweight H-Beam rods.
3/8” ARP 2000 capscrew rod bolts.
Forged pistons and plasma-moly file fit rings.
Performance racing bearings.
Designed for internal balance
2 piece rear seal only!

-

DISPLACEMENT

PART NO
STROKE ROD PISTON 58cc 64cc 76cc 000 030 040 060
12071030 $2,495.95 3.500” 5.700”, 1.889” journal 4032 Mahle -5cc flat top 10.6 9.9 8.7 352 357 359 362
12076030 $2,495.95 3.500” 6.000”, 1.889” journal 4032 Mahle -5cc flat top 10.6 9.9 8.7 352 357 359 362
12073030 $2,495.95 3.500” 6.125”, 1.889” journal 4032 Mahle -5cc flat top 10.6 9.9 8.7 352 357 359 362
12074030 $2,495.95 3.750” 5.700”, 1.889” journal 4032 Mahle -5cc flat top 11.3 10.5 9.3 377 383 385 388
12075030 $2,495.95 3.750” 6.000”, 1.889” journal 4032 Mahle -5cc flat top 11.3 10.5 9.3 377 383 385 388




PART NO.
49 lb. CRANK 45 lb. CRANK STROKE ROD
17120030 $2,471.67 17220030 $2,527.13 3.480” 5.700”
17121030 $2,529.70 17221030 $2,585.20 3.480” 6.000”
17122030 $2,529.70 17222030 $2,585.20 3.480” 6.125”
- 17223030 $2,308.31 3.500” 5.700”
- 17224030 $2,331.27 3.500” 6.000”
- 17225030 $2,308.31 3.500” 6.125”
17130030 $2,529.70 - 3.750” 6.000”

-

DISPLACEMENT
PISTON 58cc 64cc 76cc 030 040 060
4032 LW Mahle -2cc flat top 10.6 9.9 8.8 355 356 360
4032 LW Mahle -2cc flat top 10.6 9.9 8.8 355 356 360
4032 LW Mahle -2cc flat top 10.6 9.9 8.8 355 356 360
4032 LW Mahle -2cc flat top 11.2 10.2 9.0 357 359 362
4032 LW Mahle -2cc flat top 11.2 10.2 9.0 357 359 362
4032 LW Mahle -2cc flat top 11.2 10.2 9.0 357 359 362
4032 LW Mahle -2cc flat top 12.0 10.9 9.6 383 385 388



SBC FORCED INDUCTION ROTATING ASSEMBLIES











Forged 4340 steel crankshaft, forged 4340 steel H-Beam rods.
7/16” ARP L19 rod bolts (ARP 2000 available).
Forged 2618 JE forced-induction pistons and plasma-moly file fit rings.
Performance racing bearings.
Designed for internal balance with no heavy metal needed.
Standard bore size is 4.000”

PART NO.
49 lb. CRANK 45 lb. CRANK STROKE ROD
35100030 $3,010.37 36100030 $3,088.80 3.480” 5.700”
35110030 $2,308.31 - 3.500” 6.000”
35120030 $3,088.80 36120030 $2,872.75 3.750” 5.700”
35130030 $3,088.80 36130030 $3,252.11 3.750” 6.000”

-

DISPLACEMENT
PISTON 58cc 64cc 76cc 020 030 060
2618 JE -22cc inv. dome 8.8 8.3 7.8 353 355 -
2618 JE -26cc inv. dome 8.5 8.1 7.8 - 357 -
2618 JE -31cc inv. dome 8.7 8.2 7.8 - 383 -
2618 JE -28cc inv. dome 8.9 8.4 7.9 - 383 388




400 block 4.125 std. Bore
Crankshafts
SBC 400 CAST CRANKSHAFTS
400 FORGED 4340 STEEL CRANKSHAFTS
SPACER BEARINGS
For using 350 crankshaft in 400 block

400 block 4.125 std. Bore
Rotating Assemblies
400 BALANCED STREET PERFORMANCE ASSEMBLIES
400 STREET & STRIP ASSEMBLIES
400 COMPETITION
ROTATING ASSEMBLIES
400 FORCED INDUCTION ASSEMBLIES
400 HIGH COMPRESSION ASSEMBLIES


Page 22
CHEVROLET 400
CAST CRANKSHAFTS
















An excellent alternative to O.E. crank.
.092” radiuses (unless otherwise noted).
Target BOB WEIGHT guaranteed +/- 2%
Recommended for use in pump gas street engines, no power adders.
Approximate weight is 47-51 pounds.

STROKE PART NO. BOB
WEIGHT
MIN. ROD LENGTH NOTES
3.750” 104003750 $329.29 1860 5.700” some pistons will work with 5.565” rods
3.750” 10400375057I $434.52 1800 5.700” internal balance
3.750” 104003750I $267.30 1860 5.850” internal balance


400 FORGED 4340 STEEL CRANKSHAFTS

















Forged SAE 4340 steel with non-twist forging and multi-stage heat-treatment
Micropolished journals feature a 3 r.a. or better
.125” radiuses improve strength and rigidity. Chamfered or narrowed bearings required.
Shot-peened, stress relieved, and nitrided for superior durability.
Designed for internal balance without the need for heavy metal!
Recommended for use up to 1500hp. Approximate weight is 52-57 pounds.

STROKE PART NO. BOB
WEIGHT
MIN. ROD LENGTH NOTES
3.480” 440034805700 $886.83 1900 5.700” -
3.750” 440037505700 $886.83 1900 5.700” stock stroke
3.800” 440038006000 $886.83 1900 6.000” -
3.875” 440038756000 $886.83 1900 6.000” -
4.000” 440040006000 $886.83 1900 6.000” -
4.125” 440041256000 $896.29 1875 6.000” -


SPACER BEARINGS













Simple, effective way to use 350 crank in 400 block.
Time-proven design.
No machine work required.
Install into block, then use 350 bearings inside spacers.
Manufactured by King Bearings

PART NO. NOTES
King MB5224AM $75.55
$126.69 set
use with Chevy 350 bearings in 400 block



Page 23
400 BALANCED STREET PERFORMANCE ASSEMBLIES














Cast steel crankshaft with performance street bearings.
“SIR” forged 5140 steel I-Beam rods with 3/8” ARP 8740 rod bolts.
Speed Pro hypereutectic pistons and plasma-moly rings.
All kits balanced as noted in DESCRIPTION.
Standard bore size: 4.125”
Recommended for use in pump-gas, street engines. No power adders.

PART NO.
EXT. BALANCED INT. BALANCED STROKE ROD
B13460000 $1,112.31 B13470000 $1,123.08 3.750” 5.700”

.

DISPLACEMENT
PISTON 58cc 64cc 76cc 030 040 060
Speed Pro -6cc flat top 11.6 10.8 9.6 407 409 413



400 STREET & STRIP ASSEMBLIES









Cast steel crankshaft with performance street bearings.
“SIR” forged 5140 steel I-Beam rods with 3/8” ARP 8740 rod bolts.
Hypereutectic or forged 4032 pistons and plasma-moly rings.
All kits must be balanced by qualified machine shop before use.
Standard bore size: 4.125”
Recommended for use in pump-gas, street engines. No power adders.

-

  DISPLACEMENT
KIT NO. STROKE ROD PISTON RINGS 58cc 64cc 76cc 000 030 040 060
13008030 $1,291.87 3.750” 5.700” hyper. KB -30cc inv. dome std 9.3 8.8 8.0 - 407 409 413
13012030 $1,625.24 3.750” 5.700” 4032 Mahle -20cc inv. dome FF 10.0 9.5 8.6 401 407 409 -
13011030 $1,625.24 3.750” 6.000” 4032 Mahle -16cc inv. dome FF 10.4 9.8 8.8 - 407 409 -
13010030 $1,225.77 3.750” 5.700” hyper. KB -7cc flat top std 11.7 11.0 9.7 - 407 409 413
13014030 $1,537.56 3.750” 5.700” 4032 Mahle -5cc flat top FF 11.8 11.0 9.7 401 407 409 -
13015030 $1,537.56 3.750” 6.000” 4032 Mahle -5cc flat top FF 11.8 11.0 9.7 401 407 409 -

std. = Standard
FF = File to fit.

Page 24
400 COMPETITION ROTATING ASSEMBLIES














Forged 4340 steel
crankshaft, forged 4340 steel H-Beam rods.
7/16” ARP 8740 capscrew rod bolts (ARP 2000 & L19 available).
Forged pistons and plasma-moly file fit rings.
Performance racing bearings.
Designed for internal balance with no heavy metal needed.
Standard bore size is 4.125”

PART NO.
400 mains 350 mains STROKE ROD
12042030 $3,111.67 12142030 $3,111.67 3.480 6.250”
12507030 $2,533.76 12607030 $2,532.52 3.480” 6.000”
- 12620030 $3,075.23 3.500” 6.000”
- 12622030 $3,080.54 3.625” 6.000”
12500030 $2,533.76 12600030 $2,532.52 3.750” 5.700”
12508030 $2,533.76 12608030 $2,532.52 3.750” 6.000”
12501030 $2,446.07 12605030 $2,444.84 3.750” 5.700”
12503030 $2,446.07 12603030 $2,444.84 3.750” 6.000”
12043030 $3,111.67 12143030 $3,111.64 3.750” 6.125”
12502030 $2,533.76 12602030 $2,532.52 3.750” 5.700”
12504030 $2,533.76 12604030 $2,532.52 3.750” 6.000”
12026030 $2,339.44 - 3.800” 6.000”
12147030 $2,658.10 12046030 $2,658.03 3.875” *6.000”
12032030 $2,573.01 12132030 $2,572.92 3.875” *6.000”
12027030 $2,658.10 12127030 $2,658.03 3.875” *6.000”
12055030 $2,658.10 12155030 $2,658.03 4.000” *6.000”
12056030 $2,573.01 12156030 $2,572.92 4.000” *6.000”
12023030 $3,046.77 12117030 $3,045.53 4.000” *6.000”
12028030 $2,339.44 12128030 $2,917.30 4.000” *6.000”
12057030 $2,658.10 12157030 $2,658.03 4.000” *6.000”

.

DISPLACEMENT
PISTON RINGS 64cc 76cc 000 020 030 040 060
2618 JE +6.2cc dome FF 11.4 10.0 372 376 377 379 -
2618 Mahle +11cc dome FF 12.1 10.5 372 - 377 379 -
2618 JE +13cc dome FF 12.9 11.1 374 378 380 - -
2618 JE +12.9cc dome FF 13.3 11.4 388 391 393 - -
4032 Mahle-20cc inv. dome FF 9.5 8.6 401 - 407 409 -
4032 Mahle -16cc inv. dome FF 9.8 8.8 401 - 407 409 -
4032 Mahle -5cc flat top FF 11.0 9.7 401 - 407 409 -
4032 Mahle -5cc flat top FF 11.0 9.7 401 - 407 409 -
2618 JE +6.2cc dome FF 12.5 10.9 - 405 407 409 -
4032 Mahle +4cc dome FF 12.2 10.6 401 - 407 409 -
2618 Mahle +4cc dome FF 12.2 10.6 401 - 407 409 -
2618 JE +10.8cc dome FF 13.5 11.6 - 410 412 414 -
4032 Mahle -22cc inv. dome FF 9.6 8.7 414 - 420 422 -
4032 Mahle -5cc flat top FF 11.3 10.0 414 - 420 422 -
2618 JE +5.6cc dome FF 12.8 11.1 414 418 420 422 -
4032 Mahle -20cc inv. dome FF 10.0 9.1 428 - 434 436 -
4032 Mahle -5cc flat top FF 11.7 10.3 428 - 434 436 -
2618 JE -5cc flat top FF 11.7 10.3 - - 434 436 440
2618 JE +6.2cc dome FF 13.3 11.6 428 432 434 436 -
4032 Mahle +4cc dome FF 12.9 11.3 428 - 434 436 -

* includes maximum clearance rods with ARP 2000 bolts (CRS6000BST2000).

FF = File to fit.

Page 25
400 FORCED INDUCTION ASSEMBLIES











Forged 4340 steel crankshaft, forged 4340 steel H-Beam rods.
7/16” ARP 2000 rod bolts (ARP L19 available).
Forged 2618 JE forced-induction pistons and plasma-moly file fit rings.
Performance racing bearings.
Designed for internal balance with no heavy metal needed.
Standard bore size is 4.125”

PART NO.
-
400 mains 350 mains STROKE ROD
35200030 $3,106.23 35150030 $3,106.15 3.750” 5.700”
35210030 $3,106.23 35160030 $3,106.15 3.750” 6.000”

DISPLACEMENT
PISTON RINGS 58cc 64cc 76cc 000 030 040 060
2618 JE -36cc inv. dome FF 8.7 8.3 7.6 401 407 - -
2618 JE -28cc inv. dome FF 9.3 8.8 8.0 401 407 409 -

FF = File to fit.

400 HIGH COMPRESSION ASSEMBLIES

Forged 4340 steel crankshaft, forged 4340 steel H-Beam rods.
7/16” ARP L19 capscrew rod bolts (ARP 2000 available).
Forged 2618 JE pistons and plasma-moly file fit rings.
Performance racing bearings.
Designed for internal balance with no heavy metal needed.
Standard bore size is 4.125”

PART NO.
-
400 mains 350 mains STROKE ROD
35600030 $3,150.77 35500030 $3,149.47 3.750” 6.000”
35610030 $3,150.77 35510030 $3,149.47 3.750” 6.000”
35620030 $3,106.23 - 3.800” 6.000”
35630030 $3,106.23 - 3.800” 6.000”
35640030 $3,106.23 35540030 $3,106.15 3.875” 6.000”
35650030 $3,106.23 35550030 $3,106.15 3.875” 6.000”
35660030 $3,106.23 35560030 $3,106.15 4.000” 6.000”
35670030 $3,106.23 35570030 $3,106.15 4.000” 6.000”

DISPLACEMENT
PISTON RINGS 58cc 64cc 76cc 000 .020 030 040 060
2618 JE +5.6cc dome FF 13.5 12.4 10.8 401 405 407 409 -
2618 JE +10.8cc dome FF 14.5 13.3 11.5 401 405 407 - -
2618 JE +5.6cc dome FF 13.6 12.6 11.0 - - 412 - -
2618 JE +10.8cc dome FF 14.7 13.5 11.6 406 410 412 414 -
2618 JE +5.6cc dome FF 13.9 12.8 11.1 414 418 420 422 -
2618 JE +10.8cc dome FF 15.0 13.7 11.8 414 418 420 422 426
2618 JE +6.2cc dome FF 14.4 13.3 11.6 428 432 434 436 -
2618 JE +10.8cc dome FF 15.4 14.1 12.2 428 432 434 436 -

FF = File to fit.

Top of page

HOME