VintCo KTY07-00 is a 56.0 mm standard-bore top end piston kit for the 1981 Yamaha YZ125. It is intended for complete top-end rebuild work and includes a VintCo piston kit with piston, rings, pin and clips, a top end bearing, and a full top-end gasket set with head, base, intake and exhaust gaskets. The components are manufactured using modern materials and production methods to provide OEM-equivalent fitment and performance.

Features

• Complete kit for top-end rebuilds
• Includes piston, rings, pin and clips
• Includes top end bearing
• Includes full top-end gasket kit
• Supports straightforward and cost-effective rebuild work
• Kit price includes a 10% saving compared with purchasing the components individually
• Additional size options are available

Specifications

• VintCo Part Number: KTY07-00
• Product Type: Top End Piston Kit
• Bore Size: 56.0 mm
• Bore Type: Standard
• Piston Diameter: 55.94 mm
• Piston Clearance: 0.06 mm
• Piston Construction: Forged
• Piston Coating: MoS2
• Country of Manufacture: Germany

Cross-Reference OEM Part Numbers

• Piston: 537-11631
• Head Gasket: 93210-69434-00
• Head Gasket: 93211-19413-00
• Base Gasket: 4V2-11352-01-00
• Intake Gasket: 3R3-13621-01-00
• Exhaust Gasket: 3R3-14613-00-00
• Wrist Pin Bearing: 93310-216L2-00

Vehicle Fitments

• 1981 Yamaha YZ125