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APPLICATIONS CHEVROLET SMALL BLOCK V8 Click here CHEVROLET BIG BLOCK V8 Click here CHRYSLER Click here FORD Click here PONTIAC Click here Now...One Call, REALLY Does It All With The Addition of SI's "Silver Line" Premium Racing Valves! Beyond Others "Top-of-the-Line" We are pleased to now offer an upward extension of our existing product line with the addition of “The Silver Line.” These premium quality racing valves are the perfect compliment to our current stock, street performance and competition valves. These new “Silver Line” valves to compare favorably with top-of-the-line models from our competitors in both appearance and performance. So there’s no need to go anywhere else. Ideal for the most extreme racing conditions. Applications for aftermarket heads start at .050 longer. These are fully swirl polished. Chromed stems and Stellite tips. Special thick margins and modified radius make Silver Lines our lightest and best flowing valves. Silver Lines are available in hundreds of sizes for all types of serious race heads. You save money and get the best at the the same time. Compare our Silver Line Series to anybody’s best valve. Our premium grade EV8 stainless steel One-piece forged construction Undercut stem area and lock groove are shot-peened for added strength & resistance to breakage Fully swirl-polished Chrome stems for better guide wear Stellite tips for improved reliability Available with popular undercut stems for reduced weight and better flow Thicker head margins and special radius for improved durability and performance Superior finish and consistency Excellent for the toughest racing applications Very competitive pricing Coverage for all popular racing applications in stock Backed by 's excellent service and exceptionally low backorder rate