TOP END PISTON KIT 80-81 YAMAHA YZ 250 71.5mm +1.5mm OVER VINTCO KTY12-1.5

Vintco Top End Piston Kit for Yamaha YZ250 (1980-1981)

Revitalize your motorcycle's engine with this comprehensive top-end piston kit from Vintco. Designed as a complete rebuild set, this kit provides all the essential components for restoring optimal performance and reliability to your 1980-1981 Yamaha YZ250.

Each kit includes a high-quality Vintco piston, precisely engineered piston rings, a durable wrist pin, and secure retaining clips. You'll also find a premium top-end bearing to ensure smooth operation and a complete top-end gasket kit featuring head, base, intake, and exhaust gaskets for a perfect seal. Manufactured using modern materials and advanced production techniques, these components offer OEM-equivalent fitment and performance.

This particular kit is configured for a 71.5 mm bore size, representing a +1.5 mm oversize. This ensures compatibility with engines that have been previously bored or require a slightly larger piston for enhanced performance. The kit is designed for cost-effectiveness, offering a lower price point compared to purchasing each component individually.

Key Features:

• Complete top-end engine rebuild solution.
• Includes Vintco piston, rings, wrist pin, and clips.
• Comes with a high-performance top-end bearing.
• Features a full top-end gasket set for a secure seal.
• Supplied with head, base, intake, and exhaust gaskets.
• Manufactured with modern materials and production methods.
• OEM-referenced for precise fitment and performance.

Specifications:

• Piston Bore Size: 71.5 mm
• Oversize: +1.5 mm
• Piston Type: Forged
• Piston Coating: MoS2 break-in coating for reduced friction during initial run-in.
• Country of Manufacture: Germany
• OEM Piston Reference Size: 71.44 mm
• Piston to Cylinder Clearance: 0.06 mm