Moose Racing MSE22521B Cast Aluminum Piston Kit

The Moose Racing MSE22521B Cast Aluminum Piston Kit delivers reliable performance and durability for your powersports engine rebuild. Engineered with gravity cast aluminum alloy featuring 18% silicon content, this piston resists wear while minimizing thermal distortion for extended service life under demanding conditions.

Key Features:

• Gravity cast aluminum alloy construction with 18% silicon for superior wear resistance and reduced thermal distortion
• Coated skirts facilitate smooth break-in, minimize wear, and enhance lubrication
• Wear-resistant piston rings with nitride or chrome plating for long-lasting performance
• Nitride-coated wrist pins provide hardened, wear-resistant bearing surfaces
• Piston rings compatible with OEM pistons for versatile application
• Complete kit includes piston, rings, wrist pin, and circlips

This complete piston kit provides all essential components for a professional engine rebuild. Replacement rings are available separately for future maintenance needs.