Namura Standard Bore Top End Kit Size B for Honda CRF250R fits 2014-2015 76.8mm

Standard Bore Top End Kit Size B for Honda

This top end kit replaces the piston, rings, wrist pin, and circlips for 2014-2015 Honda CRF250R models, featuring a 76.8mm bore size for standard restoration.

Overview

This top end kit is designed for rebuilding the cylinder head on Honda CRF250R engines from 2014 to 2015. It includes a 76.8mm piston, rings, and hardware to restore compression and performance.

Built For Performance

• Precision-matched piston and rings for consistent compression
• Cast aluminum alloy piston for durability
• Includes wrist pin and circlips for complete installation
• 76.8mm bore size matches OEM specifications
• Designed for 2014-2015 CRF250R engines

Fits These Machines

• for Honda CRF250R (2014-2015)

On-The-Job Use

• Motocross racing engine rebuilds
• Off-road trail riding maintenance
• Competitive enduro and hare scrambles
• General top-end refresh for high-hour engines

Specs At A Glance

Good To Know

Q: Does this kit include a new cylinder? A: No, this is a top end kit that replaces piston and rings; the cylinder is reused unless worn beyond spec.

Q: Is the piston pre-assembled? A: The piston and rings come separate; you must install the rings onto the piston following torque specifications.

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