Namura Standard Bore Piston Kit Size B for Honda CR85R & CR85RB 2003-2007 47.5mm

Standard Bore Piston Kit Size B 47.5mm for Honda

This standard bore piston kit size B with 47.5mm bore is a direct replacement for Honda CR85R and CR85RB models from 2003 to 2007, restoring compression and performance.

Overview

This standard bore piston kit is designed for Honda CR85R and CR85RB dirt bikes from 2003-2007, providing a reliable replacement for worn pistons. The 47.5mm bore size B ensures proper fitment and helps restore engine power and efficiency. This kit is an excellent choice for maintaining your Honda two-stroke engine.

Built For Performance

• High-strength aluminum alloy construction for durability
• Precision-machined piston skirt reduces friction
• Includes rings, wrist pin, and circlips for complete installation
• Designed to meet OEM specifications for reliable performance
• Lightweight design improves throttle response

Fits These Machines

• for Honda CR85R (2003-2007)
• for Honda CR85RB (2003-2007)

On-The-Job Use

• Motocross racing and track days
• Trail riding and off-road adventures
• Enduro and hare scramble competitions
• General maintenance and engine rebuilds

Specs At A Glance

Good To Know

Q: Will this piston kit fit my Honda CR85R 2005? A: Yes, this kit is designed for the 2003-2007 CR85R and CR85RB models. Always verify your engine serial number to ensure exact compatibility.

Q: What components are included in the kit? A: The kit includes the piston, piston rings, wrist pin, and circlips. You will need to reuse your original connecting rod and bearings.

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