Namura Connecting Rod Kit for Yamaha fits 2003-2013 YZ250F & WR250F

Connecting Rod Kit for Yamaha

This connecting rod kit offers a reliable replacement for Yamaha YZ250F and WR250F models from 2003 to 2013, supporting engine rebuilds and performance restoration.

Overview

The connecting rod kit is engineered for high-rpm four-stroke Yamaha YZ250F and WR250F engines, providing a direct replacement for worn factory rods. It restores proper crankshaft and piston alignment, ensuring smooth power delivery and longevity. This connecting rod kit is an essential component for top-end rebuilds on these popular dirt bike platforms.

Built For Performance

• Constructed from forged 4340 alloy steel for exceptional strength
• Precision-ground journals for tight bearing clearances
• Includes wrist pin and both upper and lower connecting rod bearings
• Heat-treated and shot-peened to resist fatigue and cracking
• Designed to meet OEM specs for 2003-2013 YZ250F and WR250F

Fits These Machines

• for Yamaha YZ250F (2003-2013)
• for Yamaha WR250F (2003-2013)

On-The-Job Use

• Motocross racing on closed-course tracks
• Enduro and cross-country trail riding
• Competitive off-road racing events
• Recreational trail riding and woods riding

Good To Know

Q: Will this connecting rod kit work in a 2005 YZ250F? A: Yes, as long as the model is within the 2003-2013 range, it is a direct fit for the YZ250F.

Q: Does the kit include the crank pin or crank halves? A: No, this is a connecting rod kit only; it includes the rod, wrist pin, and bearings. The crank shaft halves and pin are not included.

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