Top end piston kit for 1989-1991 Honda CR250 models, supplied as a complete rebuild package with a VintCo piston kit, wrist pin bearing and a full top-end gasket set. The kit is manufactured with modern materials and production techniques for OEM-equivalent fitment and performance. This 67 mm, +0.6 mm oversize kit is priced 10% lower than purchasing the components individually, and additional size options are also available.

Features

• Complete top-end rebuild kit
• Includes piston, rings, pin and clips
• Includes wrist pin bearing
• Includes head gasket
• Includes base gasket
• Includes intake gasket
• Includes side power valve gasket
• Includes upper left power valve cover gasket
• Includes upper right power valve cover gasket
• Includes exhaust pipe gasket
• Manufactured with modern materials and manufacturing techniques
• Intended for OEM-equivalent fitment and performance
• OEM part numbers provided for exact fitment reference
• Additional size options available

Specifications

• VintCo Part Number: KTH34-0.6
• Nominal piston size: 67 mm
• Oversize: +0.6 mm
• Piston diameter: 66.94 mm
• Clearance: 0.06 mm
• Piston construction: Forged
• Piston origin: Germany
• Piston coating: MOS2 break-in coating

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