Namura .040 Over Bore Piston Kit for Honda for CRF230F, CRF230L & CRF230M 66.5mm

.040 Over Bore Piston Kit for Honda

This .040 over bore piston kit for Honda is designed to replace the original piston in CRF230F, CRF230L, and CRF230M models, offering a 66.5mm bore size for improved displacement.

Overview

This high-performance .040 over bore piston kit by Namura is engineered for Honda CRF230 series motorcycles. It provides increased displacement and compression for enhanced power output. Designed as a direct replacement, it offers reliable performance for off-road and trail riding.

Built For Performance

• Precision-machined from high-strength aluminum alloy for durability
• Includes premium piston rings, wrist pin, and circlips
• Matched to a .040 over bore for a precise fit
• Lightweight design reduces reciprocating mass and improves throttle response
• Enhanced compression ratio delivers more torque and horsepower

Fits These Machines

• for Honda CRF230F
• for Honda CRF230L
• for Honda CRF230M

On-The-Job Use

• Trail riding and enduro adventures
• Motocross and off-road racing
• Recreational dirt biking
• Engine rebuilds and performance upgrades

Specs At A Glance

Good To Know

Q: Will this piston kit fit my motorcycle? A: This kit is specifically designed for Honda CRF230F, CRF230L, and CRF230M models with a 66.5mm bore. Always verify your engine serial number for compatibility.

Q: Does the kit include piston rings? A: Yes, the kit includes a complete set of piston rings, wrist pin, and circlips for a full installation.

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