Flat Top Pistons

Wiseco LS 4.000 Bore 3.622 Stroke -3.2cc Flat Top Piston Kit X398XS Wiseco Professional Series LSX Piston Kit. Features: ArmorGlide Skirt Coating Pin Upgrade Recommended if over 700HP (Pin P/N S718) .150” wall pin & Spirolox Anti-detonation...