Complete top end piston kit for 1989-1991 Honda CR250 models, supplied with a VintCo piston assembly, wrist pin bearing and full top-end gasket set for a straightforward rebuild. The kit includes the piston, rings, pin and clips, together with head, base, intake, power valve and exhaust gaskets. Components are produced using modern materials and manufacturing techniques for OEM-equivalent fit and performance. OEM part number references are provided for exact application matching, the kit price reflects a 10% reduction compared with purchasing the components individually, and additional size options are available.

Features

• Complete top end rebuild kit
• Includes piston, rings, pin and clips
• Includes wrist pin bearing
• Includes full top-end gasket kit
• Includes head gasket
• Includes base gasket
• Includes intake gasket
• Includes power valve gaskets
• Includes exhaust gasket
• Designed for OEM-equivalent fit and performance
• OEM part number references provided for exact application matching
• Additional size options available
• Kit price reflects a 10% reduction compared with purchasing components individually

Specifications

• VintCo Part Number: KTH34-1.1
• Product type: Top End Piston Kit
• Nominal piston size: 67.5 mm
• Piston diameter: 67.44 mm
• Oversize: +1.1 mm
• Piston clearance: 0.06 mm
• Piston construction: Forged
• Piston coating: MOS2
• Country of manufacture: Germany

Cross-Reference OEM Part Numbers

• Head gasket: 12254-KZ3-000
• Base gasket: 12191-KS7-880
• Intake gasket: 14132-KAE-000
• Exhaust pipe gasket: 18291-KS7-880
• Side power valve gasket: 12108-KS7-000
• Upper left power valve cover gasket: 12113-KS7-000
• Upper right power valve cover gasket: 12114-KS7-000

Vehicle Fitments

• 1989 Honda CR250
• 1990 Honda CR250
• 1991 Honda CR250