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PISTON KIT 82-84 YAMAHA IT YZ 490 88.5mm OVER VINTCO PSY20-1.5
  • PISTON KIT 82-84 YAMAHA IT YZ 490 88.5mm OVER VINTCO PSY20-1.5
  • PISTON KIT 82-84 YAMAHA IT YZ 490 88.5mm OVER VINTCO PSY20-1.5
  • PISTON KIT 82-84 YAMAHA IT YZ 490 88.5mm OVER VINTCO PSY20-1.5
  • PISTON KIT 82-84 YAMAHA IT YZ 490 88.5mm OVER VINTCO PSY20-1.5
  • PISTON KIT 82-84 YAMAHA IT YZ 490 88.5mm OVER VINTCO PSY20-1.5
  • PISTON KIT 82-84 YAMAHA IT YZ 490 88.5mm OVER VINTCO PSY20-1.5
  • PISTON KIT 82-84 YAMAHA IT YZ 490 88.5mm OVER VINTCO PSY20-1.5
  • PISTON KIT 82-84 YAMAHA IT YZ 490 88.5mm OVER VINTCO PSY20-1.5
  • PISTON KIT 82-84 YAMAHA IT YZ 490 88.5mm OVER VINTCO PSY20-1.5
  • PISTON KIT 82-84 YAMAHA IT YZ 490 88.5mm OVER VINTCO PSY20-1.5
PISTON KIT 82-84 YAMAHA IT YZ 490 88.5mm OVER VINTCO PSY20-1.5

PISTON KIT 82-84 YAMAHA IT YZ 490 88.5mm OVER VINTCO PSY20-1.5

£166.28 GBP
Taxes included. Shipping calculated at checkout.

VintCo PSY20-1.5 is a piston kit for Yamaha IT490 and YZ490 vintage 2-stroke models, supplied in a nominal 88.5 mm size with +1.5 mm oversize. The kit includes the piston, rings, pin and clips, and is produced using modern materials and manufacturing techniques for OEM-comparable fit and performance. This forged piston is made in Germany and features an MoS2 coating to assist running-in; a wrist pin bearing is available separately, and additional size options are also available.

Features

  • Designed for vintage 2-stroke engine rebuilds
  • Includes piston, rings, pin and clips
  • OEM-comparable fit and performance
  • Wrist pin bearing sold separately
  • Additional size options available

Specifications

  • VintCo Part Number: PSY20-1.5
  • Nominal size: 88.5 mm
  • Oversize: +1.5 mm
  • Piston size: 88.42 mm
  • Clearance: 0.08 mm
  • Manufacturing process: Forged
  • Coating: MoS2
  • Country of manufacture: Germany

Vehicle Fitments

  • 1982 Yamaha YZ490
  • 1983 Yamaha IT490
  • 1983 Yamaha YZ490
  • 1984 Yamaha IT490