Piston (Single) - Cast

(Single) Hypereutectic Piston Speed-Pro Delivers The Power You Need And The Value & Quality That You Deserve. Whether You Are Running At The Track, Chasing Trophies On The Strip Or Just Cruising Down The Road, Count On Speed-Pro To Provide The Best Value In Hp Engine Components. Exclusive Higher-Strength FM-425 Alloy With 16.5% Silicon Finely Dispersed Throughout The Material Sophisticated in.Barrel in. Profiles Help Optimize Oil Wedge Between Skirt And Wall Piston Skirts Protected By Next-Gen DUROSHIELD Coating TAC Ring Groove Geometry Weight Matched To +/- 2 Grams