Pistons

JE Pistons LS 4.155 Bore 4.125 Stroke -5.0cc Flat Top Piston Set 371953 JE Pistons asymmetrical FSR (Forged Side Relief) piston line incorporates modern forging design with a larger skirt on the major thrust side and smaller, friction-reducing skirt on...

JE Pistons SRP Pro LS 4.155 Bore 4.125 Stroke -5cc Flat Top Piston Kit 371961 15 Degree LS2/LS3/LS6/L92 Leading the way in affordable piston technology is Sportsman Racing Products (SRP) Pistons. When SRP Pistons joined the JE Piston family, new pistons...

JE Pistons SRP Pro LS 4.155 Bore 4.125 Stroke -5cc Flat Top Piston Kit 371968 15 Degree LS2/LS3/LS6/L92 Leading the way in affordable piston technology is Sportsman Racing Products (SRP) Pistons. When SRP Pistons joined the JE Piston family, new pistons...

Mahle PowerPak LS 4.155 Bore 4.125 Stroke -5.8cc Flat Top Piston Kit 930227355 The MAHLE Motorsport PowerPak kit was developed for high performance street, sportsman and pro class racers. The PowerPak pistons are made from either 4032 aluminum alloy to...

Wiseco LS 4.155 Bore 4.100/4.125 Stroke -22cc Dish Piston Kit K455X155 Wiseco Professional Series LSX Piston Kit. Features: ArmorGlide Skirt Coating Pin Upgrade Recommended if over 700HP (Pin P/N S718) .150” wall pin & Spirolox...

Wiseco LS 4.155 Bore 4.100/4.125 Stroke -2.8cc Dome Piston Kit K462X155 Wiseco Professional Series LSX Piston Kit. Features: ArmorGlide Skirt Coating Pin Upgrade Recommended if over 700HP (Pin P/N S718) .150” wall pin & Spirolox...