The Mahle MS Piston Set for Small Block Chevrolet engines is designed for high-performance applications and precision fitment in 355 cubic inch configurations. Featuring a bore diameter of 4.030 inches and a compression height of 1.550 inches, these pistons are engineered to deliver optimal combustion efficiency and durability. The set includes eight pistons with a stroke of approximately 3.48 to 3.50 inches, along with 5.700-inch connecting rods and 0.927-inch wrist pins, ensuring a reliable and balanced rotation within your engine. With a compression ratio of 10.2:1 and a displacement of -5.0cc, these pistons are ideal for street and racing applications where performance and longevity are critical.
Constructed with phosphate and Grafal coatings, Mahle pistons provide excellent wear resistance and thermal stability, which helps maintain engine integrity under demanding conditions. The pistons are not carb-approved but require acknowledgment of carburetor compatibility, making them suited for specialized builds that do not rely on stock carburetor systems. These pistons weigh approximately 495 grams each, contributing to reduced reciprocating mass and improved engine response. The set complies with Prop 65 regulations, ensuring safety and quality standards are met.
Designed for use in Chevrolet small block engines, these pistons are perfect for enthusiasts seeking to upgrade or rebuild their engine with high-quality components from Mahle. The set is shipped as a complete package, ready for installation in performance-oriented engine builds, providing reliable performance and consistent power output. Note that this product is not stock, not CARB-approved, and requires acknowledgment of carburetor compatibility, making it suitable for custom and racing applications demanding precision and durability.
Features:
- Bore Diameter: 4.030 inches for high-performance engine builds
- Compression Height: 1.550 inches for optimal combustion chamber clearance
- Stroke Compatibility: 3.48 to 3.50 inches for balanced power and efficiency
- Connecting Rod Length: 5.700 inches for durable operation
- Wrist Pin Diameter: 0.927 inches for secure piston connection
- Displacement Adjustment: -5.0cc for precise compression ratio control
- Coatings: Phosphate and Grafal for wear resistance and thermal stability
- Weight: Approximately 495 grams per piston for reduced reciprocating mass
- Application: Designed for Chevrolet small block 355 CID engines
- Compliance: Prop 65 compliant, suitable for custom performance builds
