TOP END PISTON KIT 77-78 YAMAHA YZ 400 85.0mm STANDARD VINTCO KTY15-00

¥48,464
Out of Stock

This VintCo Top End Piston Kit KTY15-00 is designed for a standard bore 85.0 mm top-end rebuild. The kit includes a VintCo piston kit with piston, rings, pin, and clips. It also contains a top end bearing and a full top-end gasket set, including head, base, intake, and exhaust gaskets. Components are produced using modern materials and manufacturing methods for OEM-level fitment and performance. Features include a complete top-end rebuild kit, included bearing and gaskets, and OEM part number references. Specifications: VintCo Part Number KTY15-00, Standard bore size 85.0 mm, Piston diameter 84.92 mm, Piston clearance 0.08 mm, Piston construction forged with MoS2 coating, manufactured in Germany. Cross-reference OEM part numbers include Piston 2K8-11631-00-96, Head gasket 500-11181-00-00, Base gaskets 500-11351-09-00 and 1M2-11351-01-00, Intake gasket 8Y7-13556-01-00, Exhaust gaskets 214-14613-09-00 and 248-14623-10-00, Wrist pin bearing 93310-218A6-00.

Specifications
SKU
VIN-KTY15-00
Brand
Vintco
Availability
Out of Stock
SKU
VIN-KTY15-00
Brand
Vintco
Availability
Out of Stock
Shipping OptionsShown at checkout
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Product details

FULL DESCRIPTION

Vintco Top End Piston Kit for Yamaha YZ400 (Standard Bore)

This comprehensive top-end piston kit is specifically designed for the 1977–1978 Yamaha YZ400 models, providing all the essential components for a standard bore 85.0 mm top-end rebuild. Crafted with modern materials and advanced manufacturing techniques, this kit aims to deliver OEM-level or superior fitment and performance.

Key Features:

  • Complete kit for a top-end engine rebuild.
  • Includes a high-quality VintCo piston, piston rings, piston pin, and piston pin clips.
  • Comes with a durable top-end bearing.
  • Full top-end gasket set included: head gasket, base gaskets, intake gasket, and exhaust gaskets.
  • Components manufactured using modern materials and processes for enhanced reliability.
  • Kit offers a cost saving compared to purchasing individual parts.
  • Additional piston size options are available to suit various rebuild needs.

Specifications:

  • Standard Bore Size: 85.0 mm
  • Piston Diameter: 84.92 mm
  • Piston Clearance: 0.08 mm
  • Piston Construction: Forged
  • Piston Coating: MoS2
  • Piston Manufactured in: Germany

Cross-Reference OEM Part Numbers:

  • Piston: 2K8-11631-00-96
  • 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