Pistons

Diamond LS 4.130 Bore 4.000 Stroke -23cc Dish Piston Kit 11591-R1-8 Piston Features: 3D milling on piston crowns for ready to install finish Inboard forging design for maximum strength Valve pockets designed to work with most aftermarket cylinder heads...

Diamond LS 4.130 Bore 4.000 Stroke -3.84cc Flat Top Piston Kit 11581-R1-8 Piston Features: 3D milling on piston crowns for ready to install finish Inboard forging design for maximum strength Valve pockets designed to work with most aftermarket cylinder...

Diamond LS 4.125 Bore 4.000 Stroke -3.84cc Flat Top Piston Kit 11580-R1-8 Piston Features: 3D milling on piston crowns for ready to install finish Inboard forging design for maximum strength Valve pockets designed to work with most aftermarket cylinder...

JE Pistons LS7 4.130 Bore 4.000 Stroke 3cc Dome Piston Set 311924 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 the...

JE Pistons LS7 4.1275 Bore 4.000 Stroke 3.1cc Dome Piston Set 311923 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 the...

JE Pistons LS7 4.125 Bore 4.000 Stroke 3.2cc Dome Piston Set 311922 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 the...

JE Pistons LS7 4.130 Bore 4.000 Stroke -2cc Flat Top Piston Set 311904 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 LS7 4.127 Bore 4.000 Stroke -2cc Flat Top Piston Set 311903 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 LS7 4.125 Bore 4.000 Stroke -2cc Flat Top Piston Set 311902 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...

Wiseco LS 4.200 Bore 4.000 Stroke -23cc Dish Piston Kit K443X200 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...

Wiseco LS 4.155 Bore 4.000 Stroke -23cc Dish Piston Kit K443X155 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...

Wiseco LS 4.125 Bore 4.000 Stroke -23cc Dish Piston Kit K443X125 Wiseco Professional Series LSX Piston Kit. Features: ArmorGlide Skirt Coating Pin Upgrade Recommened if over 700HP (Pin P/N S718) .150” wall pin & Spirolox Anti-detonation &...