MAHLE Pistons SBC 604 Crate Piston Set with 4.020 Inch Bore and Flat Top Design

The MAHLE Pistons SBC 604 Crate Piston Set is engineered for small block Chevy engines, providing reliable performance with a forged, flat top piston design. These pistons feature a 4.020-inch bore diameter and a compression height of 1.559 inches, making them suitable for performance rebuilds and high-power applications. The set includes eight pistons, each with two 1.5 mm and two 4.0 mm ring grooves, designed to optimize sealing and combustion efficiency. Crafted from durable forged aluminum, these pistons ensure strength and longevity under demanding conditions. The minus 4.90 cc dish volume enhances compression ratios for increased horsepower and torque, ideal for performance enthusiasts and professional engine builders.

Features:

• Forged aluminum construction for strength and durability

• Flat top piston design for efficient combustion

• Bore diameter of 4.020 inches for small block Chevy engines

• Compression height of 1.559 inches for optimal piston-to-deck clearance

• Ring grooves: 2 x 1.5 mm, 2 x 4.0 mm for effective sealing

• Displacement volume of minus 4.90 cc for higher compression ratios

• Set includes eight pistons suitable for complete engine rebuilds

• Designed for performance applications and high-power engine builds