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PISTON KIT 81-81 YAMAHA YZ 80 49.5mm 0.5mm OVER VINTCO PSY12-0.5
  • PISTON KIT 81-81 YAMAHA YZ 80 49.5mm 0.5mm OVER VINTCO PSY12-0.5
  • PISTON KIT 81-81 YAMAHA YZ 80 49.5mm 0.5mm OVER VINTCO PSY12-0.5
  • PISTON KIT 81-81 YAMAHA YZ 80 49.5mm 0.5mm OVER VINTCO PSY12-0.5
  • PISTON KIT 81-81 YAMAHA YZ 80 49.5mm 0.5mm OVER VINTCO PSY12-0.5
  • PISTON KIT 81-81 YAMAHA YZ 80 49.5mm 0.5mm OVER VINTCO PSY12-0.5
  • PISTON KIT 81-81 YAMAHA YZ 80 49.5mm 0.5mm OVER VINTCO PSY12-0.5
  • PISTON KIT 81-81 YAMAHA YZ 80 49.5mm 0.5mm OVER VINTCO PSY12-0.5
  • PISTON KIT 81-81 YAMAHA YZ 80 49.5mm 0.5mm OVER VINTCO PSY12-0.5
  • PISTON KIT 81-81 YAMAHA YZ 80 49.5mm 0.5mm OVER VINTCO PSY12-0.5
  • PISTON KIT 81-81 YAMAHA YZ 80 49.5mm 0.5mm OVER VINTCO PSY12-0.5
PISTON KIT 81-81 YAMAHA YZ 80 49.5mm 0.5mm OVER VINTCO PSY12-0.5

PISTON KIT 81-81 YAMAHA YZ 80 49.5mm 0.5mm OVER VINTCO PSY12-0.5

£90.68 GBP
Taxes included. Shipping calculated at checkout.

This VintCo piston kit is designed for the 1981 Yamaha YZ80 and suits vintage 2-stroke engine rebuilds. Manufactured in Germany using modern materials and production methods, it is intended to provide OEM-style fitment and performance. The kit includes a 49.5 mm piston in +0.5 mm oversize, along with the rings, pin and clips required for installation. A wrist pin bearing is available separately, and additional size options are also available.

Features

  • Complete piston kit with piston, rings, pin and clips
  • Suitable for vintage 2-stroke engine rebuilds
  • Forged piston
  • MoS2 coated for break-in
  • Wrist pin bearing sold separately
  • Additional size options available

Specifications

  • VintCo Part Number: PSY12-0.5
  • Piston size: 49.5 mm
  • Oversize: +0.5 mm
  • Piston measurement: 49.45 mm
  • Clearance: 0.05 mm
  • Made in Germany

Vehicle Fitments

  • 1981 Yamaha YZ80