TOP END PISTON KIT 79-80 YAMAHA YZ IT 250 71.5mm OVER VINTCO KTY11-1.5
VintCo top end piston kit KTY11-1.5 for 1979–1980 Yamaha YZ250 and IT250 models. This complete rebuild kit includes a VintCo piston, rings, pin, and clips. It also contains a top end bearing and a full top-end gasket set (head, base, intake, and exhaust gaskets). The forged piston is MoS2-coated for break-in and measures 71.44 mm with a 0.06 mm clearance for a nominal size of 71.5 mm (+1.5 mm over). Made in Germany with modern materials and manufacturing for OEM-equivalent or better fitment and performance.
- SKU
- VIN-KTY11-1.5
- Brand
- Vintco
- Availability
- Out of Stock
FULL DESCRIPTION
VintCo Top End Piston Kit for Yamaha YZ/IT 250 (71.5mm Oversize)
Revitalize your 1979–1980 Yamaha YZ250 or IT250 with this comprehensive VintCo top end piston kit. Designed for a 71.5 mm (+1.5 mm over) piston size, this kit provides everything needed for a complete top-end rebuild. Components are manufactured using advanced materials and modern production techniques to ensure performance and fitment that meets or exceeds original equipment standards.
Key Features:
- Complete top end rebuild solution
- Includes a forged piston with MoS2 coating for optimal break-in
- Features piston rings, a piston pin, and retaining clips
- Comes with a high-quality top end bearing
- Supplied with a full set of top-end gaskets: head, base, intake, and exhaust
- Engineered for precision fitment and lasting performance
- Made in Germany
Specifications:
- Piston Oversize: +1.5 mm
- Actual Piston Diameter: 71.44 mm
- Nominal Piston Size: 71.5 mm
- Engine Clearance: 0.06 mm