SBC Dished Pro-Series Piston & Ring Set 4.155

SRP Pro Pistons, SBC 434, Bore 4.155, Stroke 4.000, Rod Length 6.000, Dish -16cc, 349 Grams, Set of 8. Small Block Chevy 350/ 400 SRP Professional pistons are the most advanced lightweight FSR forging that offers superior strength. SRP pistons are up to 20% lighter than traditional equivalent pistons. High-silicon 4032 aluminum alloy for reduced piston-to-wall clearance and quiet operation. Accumulator grooves for improved ring seal. Designed for normally aspirated or moderate forced induction nitrous engine applications. SRP professional pistons come standard with high-performance skirt coating and low drag performance piston rings.