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Top End Piston Kit 74-75 Yamaha YZ 250 70.5mm +0.5mm Over Vintco KTY19-0.5
  • Top End Piston Kit 74-75 Yamaha YZ 250 70.5mm +0.5mm Over Vintco KTY19-0.5
  • Top End Piston Kit 74-75 Yamaha YZ 250 70.5mm +0.5mm Over Vintco KTY19-0.5
  • Top End Piston Kit 74-75 Yamaha YZ 250 70.5mm +0.5mm Over Vintco KTY19-0.5
  • Top End Piston Kit 74-75 Yamaha YZ 250 70.5mm +0.5mm Over Vintco KTY19-0.5
Top End Piston Kit 74-75 Yamaha YZ 250 70.5mm +0.5mm Over Vintco KTY19-0.5

Top End Piston Kit 74-75 Yamaha YZ 250 70.5mm +0.5mm Over Vintco KTY19-0.5

£231.39 GBP
Taxes included. Shipping calculated at checkout.

This top end piston kit is for 1974-1975 Yamaha YZ250 models and includes a forged piston with German MoS2 coating for break-in, along with the required head, base, intake and exhaust gaskets and a wrist pin bearing. The kit is supplied as a package priced at a 10% discount compared with purchasing the individual items separately.

Features

  • Top end piston kit for Yamaha YZ250
  • Includes forged piston
  • German MoS2-coated piston for break-in
  • Includes head gasket
  • Includes base gasket
  • Includes intake gasket
  • Includes exhaust gasket
  • Includes wrist pin bearing
  • Kit price includes a 10% discount over individual items

Specifications

  • VintCo Part Number: KTY19-0.5
  • Nominal size: 70.5 mm
  • Oversize: +0.5 mm
  • Piston size: 70.44 mm
  • Clearance: 0.06 mm

Cross-Reference OEM Part Numbers

  • Head gasket: 431-11181-00-00
  • Base gasket: 214-11351-09-00
  • Intake gasket: 8Y7-13556-01-00
  • Exhaust gasket: 431-14613-00-00
  • Wrist pin bearing: 93310-218A6-00

Vehicle Fitments

  • 1974 Yamaha YZ250
  • 1975 Yamaha YZ250