TOP END PISTON KIT 77-77 YAMAHA YZ 250 70.5mm 0.5mm OVER VINTCO KTY09-0.5
VintCo KTY09-0.5 is a complete top end piston kit for the 1977 Yamaha YZ250, supplied in a 70.5 mm (+0.5 mm over) size for top-end rebuild work. The kit includes a VintCo 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. Components are produced using modern materials and manufacturing methods. Forged piston with MoS2 coating for running-in. OEM-referenced for exact fitment. VintCo Part Number KTY09-0.5. Product Type: Top End Piston Kit. Nominal piston size: 70.5 mm. Oversize: +0.5 mm. Piston diameter: 70.44 mm. Piston clearance: 0.06 mm. Piston construction: Forged. Piston coating: MoS2. Country of manufacture: Germany. Cross-Reference OEM Part Numbers: Piston 2K7-11636-01-00, Head gasket 1W3-11181-00-00, Base gasket 364-11351-01-00, Base gasket 2K7-11351-01-00, Intake gasket 8Y7-13556-01-00, Intake gasket 80L-13621-01-00, Exhaust gasket 214-14613-09-00, Exhaust gasket 248-14623-10-00, Wrist pin bearing 93310-218A6-00.
- SKU
- VIN-KTY09-0.5
- Brand
- Vintco
- Availability
- Out of Stock
FULL DESCRIPTION
VintCo Top End Piston Kit for Yamaha YZ 250 (70.5mm Oversize)
Restore the power and performance of your Yamaha YZ 250 with this comprehensive Top End Piston Kit from VintCo. Designed for top-end rebuilds, this kit provides all the essential components needed for a successful engine overhaul.
Key Features:
- Complete top end rebuild kit for the Yamaha YZ 250.
- Includes a high-quality VintCo piston, piston rings, piston pin, and circlips.
- Comes with a vital wrist pin bearing for smooth operation.
- A full top-end gasket set is included, featuring gaskets for the cylinder head, cylinder base, intake, and exhaust ports.
- Forged piston construction ensures durability and reliability.
- MoS2 coating on the piston aids in the break-in process.
- Manufactured using modern materials and processes to meet or exceed OEM specifications.
- This kit is offered in a 70.5 mm (+0.5 mm) oversize to accommodate engine rebuilding needs.
- Purchasing this kit offers a cost saving of approximately 10% compared to buying each component individually.
- Made in Germany.
Specifications:
- Piston Diameter: 70.44 mm
- Piston Clearance: 0.06 mm
- Nominal Piston Size: 70.5 mm
- Oversize: +0.5 mm
- Piston Construction: Forged
- Piston Coating: MoS2
- VintCo Part Number: KTY09-0.5