This top end piston kit is designed for the 1988 Yamaha YZ125 and supplies the components required for a complete top end rebuild in one package. The kit includes a VintCo piston kit with piston, rings, pin and clips, a wrist pin bearing, and a full top-end gasket set. It is produced using modern materials and manufacturing methods for OEM-equivalent fit and performance, and uses a 57.0 mm piston in +1.0 mm oversize.

Features

• Complete top end rebuild kit
• Includes piston, rings, pin and clips
• Includes wrist pin bearing
• Includes head gaskets, base gasket, intake gasket, exhaust pipe gaskets, O-ring, holder gasket and power valve gasket
• Intended to simplify rebuild work
• OEM cross-reference part numbers provided for exact fitment verification
• Kit price includes a 10% saving compared with purchasing the items individually

Specifications

• VintCo Part Number: KTY67-1.0
• Product type: Top End Piston Kit
• Piston diameter: 57.0 mm
• Oversize: +1.0 mm over
• Standard size: 56.94 mm
• Clearance: 0.06 mm
• Piston type: Forged
• Piston coating: MOS2
• Piston manufacture: Germany

Cross-Reference OEM Part Numbers

• Head Gasket: 93211-07720-00
• Head Gasket: 93210-65721-00
• Base Gasket: 1LX-11351-10-00
• Intake Gasket: 80L-13621-01-00
• Exhaust Pipe Gasket: 1LX-14613-01-00
• Exhaust Pipe Gasket: 93210-42728-00
• O-Ring: 9210-270A8-00
• Holder Gasket: 5X4-1131N-10-00
• Power Valve Gasket: 2VN-11993-01-00

Vehicle Fitments

• 1988 Yamaha YZ125