The Mahle MS Piston Set for Small Block Chevrolet engines is engineered for high performance and durability in 434 cubic inch applications. Featuring a 4.155-inch bore and 4.000-inch stroke, this set is designed to optimize engine power and efficiency. Crafted from high-quality materials, these pistons are coated with phosphate and Grafal to reduce friction and enhance wear resistance, ensuring reliable operation under demanding conditions. The set includes pistons with a 6.0-inch rod length and a 0.927-inch pin diameter, tailored for performance builds that require precision and strength. With a compression ratio of 12.4:1 and a displacement of -5.0cc, these pistons are ideal for enthusiasts seeking to upgrade their small block Chevy engines for street and racing applications. The pistons are not carb-legal but require carb acknowledgment for installation and use in certain jurisdictions. Weighing approximately 419 grams each, these pistons offer a balance of lightweight construction and robust performance, contributing to improved acceleration and throttle response. Manufactured by Mahle, a trusted name in engine components, these pistons are designed to meet or exceed industry standards for automotive performance and longevity. Suitable for custom engine builds, the Mahle MS Piston Set provides the quality and precision needed to achieve your desired horsepower and efficiency goals, making it a valuable addition to any high-performance small block Chevy project.
Features:
- Bore Diameter: 4.155 inches for optimal engine performance
- Stroke: 4.000 inches designed for 434 CID applications
- Rod Length: 6.0 inches for balanced engine dynamics
- Piston Pin Diameter: 0.927 inches for secure assembly
- Coatings: Phosphate and Grafal to reduce friction and wear
- Displacement: -5.0cc for precise compression ratio control
- Compression Ratio: 12.4:1 optimized for power output
- Material: High-quality manufacturing by Mahle for durability
- Weight: Approximately 419 grams per piston for lightweight strength
- Application: Designed for small block Chevrolet engines, not carb-legal
