Description
The Mahle MS Piston Set is designed specifically for the GM Duramax 6.6L engine, offering reliable performance with a bore diameter of 4.075 inches and a stroke of 3.898 inches. Crafted from high-quality materials, these pistons feature a compression ratio of 16.8:1, optimizing power output and fuel efficiency. The set includes pistons with a 1.358-inch pin diameter, engineered for durability and precise fitment. Coated with Grafal, these pistons provide excellent thermal resistance and wear protection, ensuring longevity under demanding engine conditions. Each piston has a volume of -40.7cc, contributing to the engine’s compression characteristics and overall performance. Weighing approximately 880 grams per piston, this set is balanced for smooth operation and reduced engine vibrations. Designed for automotive applications, the Mahle MS Piston Set is a perfect choice for engine rebuilds or performance upgrades, ensuring compatibility and reliability. This product is not CARB-approved and requires carb acknowledgment, making it suitable for non-CARB-compliant projects. Proper handling and installation are essential to maximize the lifespan and performance benefits of these pistons, and professional installation is recommended for optimal results.
Features:
- Bore Diameter: 4.075 inches for precise engine fitment
- Stroke: 3.898 inches to optimize power output
- Compression Ratio: 16.8:1 for enhanced performance
- Pin Diameter: 1.358 inches for secure piston connection
- Coating: Grafal for superior thermal resistance and wear protection
- Volume: -40.7cc to tailor engine compression characteristics
- Weight: approximately 880 grams per piston for balanced operation
- Application: Designed for GM Duramax 6.6L engine rebuilds and performance upgrades
- Material: High-quality materials ensuring durability and reliability
- Compliance: Not CARB-approved, requires carb acknowledgment












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