VintCo top end piston kit for 1989-1991 Honda CR500 models, supplied as a complete package for top-end rebuild work at a nominal 89.5 mm size (+0.5 mm over). The kit includes a VintCo piston kit with piston, rings, pin and clips, a wrist pin/top end bearing, and a full top-end gasket set comprising head, base, intake and exhaust gaskets. Components are manufactured using modern materials and production methods for OEM-equivalent or better fitment and performance.

Features

• Complete top-end rebuild kit
• Includes piston, rings, pin and clips
• Includes wrist pin/top end bearing
• Includes full top-end gasket kit
• Includes head gasket
• Includes base gasket
• Includes intake gasket
• Includes exhaust pipe gasket
• Coating assists running-in
• OEM part numbers provided for exact fitment reference
• Kit price includes a 10% saving compared with purchasing the components individually
• Additional size options are available

Specifications

• VintCo Part Number: KTH31-0.5
• Product type: Top End Piston Kit
• Nominal size: 89.5 mm
• Oversize: +0.5 mm
• Piston diameter: 89.42 mm
• Piston-to-cylinder clearance: 0.06 mm
• Piston construction: Forged
• Piston coating: MOS2
• Country of manufacture: Germany

Cross-Reference OEM Part Numbers

• Head gasket: 12254-ML3-680
• Base gasket: 12191-MAC-680
• Intake gasket: 14132-KA5-306
• Exhaust pipe gasket: 19291-KA5-306

Vehicle Fitments

• 1989 Honda CR500
• 1990 Honda CR500
• 1991 Honda CR500