JE Pistons Chevrolet LT4 Gen V 4.065 Bore 0.945 Pin -1.320 CD Inv Dome/Dish Pistons - Set of 8

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 minor thrust side. Combined with precision CNC machining, the result is a high-strength, lightweight piston that is extremely durable.