The Mahle MS Piston Set for Small Block Chevy 409cid offers high-performance components designed for demanding engine builds. Crafted with precision from 4032 aluminum, these pistons feature a flat top design with a 4.165-inch bore, ideal for achieving optimal combustion efficiency and power output. The set includes eight pistons, each weighing approximately 492 grams, with a compression ratio of 11.7:1, making it suitable for performance applications. The pistons are engineered with a 0.927-inch pin diameter and a 5.700-inch connecting rod length to match a 3.750-inch stroke crankshaft, ensuring proper fitment and durability within the engine block.
Features:
- Material: 4032 aluminum for strength and thermal stability
- Bore Diameter: 4.165 inches for high-performance engine builds
- Stroke: 3.750 inches providing optimal piston movement
- Connecting Rod Length: 5.700 inches for precise engine balancing
- Piston Pin Diameter: 0.927 inches for secure attachment
- Compression Ratio: 11.7:1 for increased power and efficiency
- Flat Top Design: Supports higher compression and improved airflow
- Weight: Approximately 492 grams per piston for balanced engine operation
- Part Number: Mahle MS Piston Set SBC 408ci, model number mhl930200265
- Application: Suitable for custom engine builds, performance upgrades, and racing