J.E. Pistons High Performance

Street Strip Race

RPM - RON'S PRECISION MACHINE, INC.
69 E. 580 N.
Santaquin, Utah 84655
1-801-754-5338 or Toll free 1-866-700-5877

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Ford

302 C/H Figured for 8.200 Block Height

 Bore Size Stroke  Rod
Length
Comp
Height
Compression Ratio 56cc     60cc      64cc  Dome
Vol.
Gram
Weight
 Foot
Notes
Part #
Your Cost
STD Bore 4.000 302
4.030  3.000 5.090 1.600 9.1 8.8 8.4 -11 508  D 131656 $1,298.61
STD Bore 4.000 ;302 Stroker
4.020  3.250  5.400  1.175  8.4  8.1  7.8  -26.5  427  B,C,L  170849 
4.030  3.250  5.400   1.175  8.4  8.1  7.8  -26.5  432  B,C  170850 $1,298.61
4.020  3.400  5.400   1.100  9.1  8.8  8.5  -22  411  B,C  170847 $1,298.61
4.030  3.400  5.400   1.100  9.1  8.8  8.5  -22  415  B,C  170848 $1,298.61

351W C/H figured for 9.480 block height

 Bore Size Stroke  Rod
Length
Comp
Height
Compression Ratio 58cc     64cc      76cc  Dome
Vol.
Gram
Weight
 Foot
Notes
Part #
Your Cost
STD Bore 4.000 351 Stroker
4.030  3.850  5.956  1.600  11.3  10.5  9.3  -11  508  131656 $1,298.61
4.030  3.850  6.200  1.355  9.6  9.0  8.2  -26.5  452  170394 $855.31
4.030  4.000  6.200  1.280  9.6  9.0  8.2  -30  438  B,C  170393 $1,298.61
4.030  4.100  6.200  1.230  10.5  -17  438  B,C  194951 $1,298.61
STD Bore 4.000 Twisted Series
4.030  3.850  6.200  1.355  11.3  10.5  9.3  -11  194984 
4.030  4.000  6.200  1.280  11.6  10.8  9.6  -11  438  B,C  194197 

B=indicates oil rail support is included C=Indicates .927 pin diameter D=Indicates .912 pin diameter L=Indicates limited quantities available

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