Wiseco Std Piston Crankshaft Gasket Set for Honda CR250R 66.40mm Bore 2002-2004

Wiseco Std Piston/Crankshaft/Gasket Set for Honda CR250R

This Wiseco standard piston, crankshaft, and gasket set is a complete top and bottom end rebuild kit for the Honda CR250R with a 66.40mm bore.

Overview

This Wiseco rebuild set delivers a standard bore piston, crankshaft, and full gasket kit for the Honda CR250R. It restores compression and bottom end integrity on a worn two stroke engine with matched components. This piston, crankshaft, and gasket set is aimed at riders and mechanics performing a full engine refresh.

Built For Performance

• Standard 66.40mm bore piston sized for stock cylinder dimensions
• Crankshaft built to handle high rpm two stroke loads
• Complete gasket set included for a full rebuild
• Matched piston and crankshaft combination for balanced operation
• Components designed for motocross and off road duty cycles

Fits These Machines

• for Honda CR250R 2002
• for Honda CR250R 2003
• for Honda CR250R 2004

On-The-Job Use

• Top end and bottom end rebuilds on worn two stroke engines
• Motocross track and trail riding maintenance
• Restoring compression on high hour machines
• Shop and home garage engine builds

Specs At A Glance

Good To Know

Q: Does this kit fit a stock cylinder? A: Yes, the 66.40mm bore matches the standard cylinder size for the listed CR250R model years.

Q: Is machining required for installation? A: No, standard bore components are designed to drop into a stock cylinder in good condition, though clearance checks are recommended before assembly.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.