This VintCo top end piston kit is a complete standard-bore rebuild kit for 1976 Yamaha YZ125 and MX125 models. It includes the piston assembly, top end bearing and a full top end gasket kit to support a straightforward top end rebuild. The kit is supplied as a combined package at a 10% saving compared with purchasing the components individually, and additional size options are also available.

Features

• Complete top end rebuild kit
• Includes piston, rings, pin and clips
• Includes top end bearing
• Includes full top end gasket kit
• Designed for straightforward and cost-effective rebuild work
• Manufactured with modern materials and production methods for OEM-equivalent fitment and performance
• Kit price includes a 10% saving over individual items
• Additional size options available

Specifications

• VintCo Part Number: KTY01-00
• Product type: Top End Piston Kit
• Standard bore size: 56.0 mm
• Piston diameter: 55.94 mm
• Piston clearance: 0.06 mm
• Piston construction: Forged
• Piston coating: MOS2 coated for break-in
• Country of manufacture: Germany

Cross-Reference OEM Part Numbers

• Piston: 537-11631-02-96
• Head gasket: 248-11181-00-00
• Base gasket: 1WE-11351-00-00
• Intake gasket: 3TT-13621-00-00
• Exhaust gasket: 3PA-14613-10-00
• Exhaust gasket: 248-14623-10-00
• Wrist pin bearing: 93310-216L2-00

Vehicle Fitments

• 1976 Yamaha YZ125
• 1976 Yamaha MX125