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Top End Piston Kit 77-78 Yamaha YZ 400 85.5mm Vintco KTY15-0.5
  • Top End Piston Kit 77-78 Yamaha YZ 400 85.5mm Vintco KTY15-0.5
  • Top End Piston Kit 77-78 Yamaha YZ 400 85.5mm Vintco KTY15-0.5
  • Top End Piston Kit 77-78 Yamaha YZ 400 85.5mm Vintco KTY15-0.5
  • Top End Piston Kit 77-78 Yamaha YZ 400 85.5mm Vintco KTY15-0.5
Top End Piston Kit 77-78 Yamaha YZ 400 85.5mm Vintco KTY15-0.5

Top End Piston Kit 77-78 Yamaha YZ 400 85.5mm Vintco KTY15-0.5

£252.18 GBP
Taxes included. Shipping calculated at checkout.

VintCo top end piston kit KTY15-0.5 is a complete rebuild kit for 1977-1978 Yamaha YZ400 models. It includes a piston kit with piston, rings, pin and clips, a wrist pin bearing, and a full top-end gasket set covering the head, base, intake and exhaust. Manufactured using modern materials and manufacturing methods, this 85.5 mm (+0.5 mm over) kit is intended to provide OEM-level fitment and performance, with additional size options also available.

Features

  • Complete top end kit for rebuild work
  • Includes piston, rings, pin and clips
  • Includes wrist pin bearing
  • Includes full top-end gasket kit
  • Includes head gasket
  • Includes base gaskets
  • Includes intake gasket
  • Includes exhaust gaskets
  • Kit price includes a 10% saving compared with purchasing the items individually

Specifications

  • VintCo Part Number: KTY15-0.5
  • Piston size: 85.5 mm
  • Oversize: +0.5 mm
  • Piston measurement: 85.42 mm
  • Piston clearance: 0.08 mm
  • Piston construction: Forged
  • Piston coating: MoS2
  • Piston manufacture: Made in Germany

Cross-Reference OEM Part Numbers

  • Piston: 2K8-11636-00-00
  • Head gasket: 500-11181-00-00
  • Base gasket: 500-11351-09-00
  • Base gasket: 1M2-11351-01-00
  • Intake gasket: 8Y7-13556-01-00
  • Exhaust gasket: 214-14613-09-00
  • Exhaust gasket: 248-14623-10-00
  • Wrist pin bearing: 93310-218A6-00

Vehicle Fitments

  • 1977 Yamaha YZ400
  • 1978 Yamaha YZ400