PISTON KIT 80-81 YAMAHA YZ 465 85.5mm 0.5mm OVER VINTCO PSY06-0.5

VintCo piston kit PSY06-0.5 is a replacement forged piston assembly for 1980-1981 Yamaha YZ465 models. Intended for vintage 2-stroke engine rebuilds, it is manufactured using modern materials and production methods for OEM-style fit and performance. This kit is supplied with the piston, rings, pin and clips, and uses a MoS2 coating to support running-in; a wrist pin bearing is available separately.

Features

• Suitable for vintage 2-stroke engine rebuilds
• Complete piston kit including piston, rings, pin and clips
• Wrist pin bearing sold separately
• Additional size options available

Specifications

• VintCo Part Number: PSY06-0.5
• Piston size: 85.5 mm
• Oversize: +0.5 mm
• Piston measurement: 85.42 mm
• Clearance: 0.08 mm
• Construction: Forged piston
• Coating: MoS2
• Country of manufacture: Germany

Cross-Reference OEM Part Numbers

• 4V4-11636-00-00
• 3R5-11636-00-00

Vehicle Fitments

• 1980 Yamaha YZ465
• 1981 Yamaha YZ465