PARTS UNLIMITED Piston Assembly - Yamaha - +.020 09-8132

When you're rebuilding a Yamaha engine, piston quality directly impacts combustion efficiency and engine longevity. PARTS UNLIMITED's +.020 piston assembly delivers OEM-matched performance with superior heat dissipation from the combustion chamber to cylinder walls—critical for maintaining consistent power and preventing premature wear. Since the rings, wrist pins, and circlips are included, you get a complete, ready-to-install solution without sourcing individual components.

• Yamaha-specific fitment
• +.020 oversized bore
• Cast construction
• OEM-matched design
• Optimized heat transfer
• Rings included
• Wrist pins included
• Circlips included
• MPN: 2276437
• Single piston assembly