VintCo top end piston kit KTH34-00 is a complete rebuild kit for 1989-1991 Honda CR250 models in standard 66.5 mm size. The kit includes a piston, rings, pin, clips, wrist pin bearing and a full top-end gasket set covering the head, base, intake, power valve and exhaust pipe. Components are produced using modern materials and manufacturing methods for OEM-equivalent fitment and performance, and the kit pricing is 10% lower than purchasing the items individually.

Features

• Complete top-end rebuild kit
• Includes piston, rings, pin and clips
• Includes wrist pin bearing
• Includes head gasket, base gasket, intake gasket, power valve gaskets and exhaust pipe gasket
• Designed for listed Honda CR250 models
• OEM part numbers provided for fitment cross-reference
• Additional size options available

Specifications

• VintCo Part Number: KTH34-00
• Size: 66.5 mm standard
• Piston diameter: 66.36 mm
• Piston clearance: 0.06 mm
• Piston construction: Forged
• Piston coating: MOS2 break-in coating
• Piston 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