Namura .050 Over Bore Top End Repair Kit for Yamaha PW50 fits 1990-2024 41.25mm

Namura .050 Over Bore Top End Repair Kit for Yamaha PW50

This .050 over bore top end repair kit for Yamaha PW50 includes a piston, rings, pin, and clips to restore compression and performance in 1990-2024 models with a 41.25mm bore size.

Overview

The .050 over bore top end repair kit for Yamaha PW50 is a complete replacement set for rebuilding the cylinder head and piston assembly. Designed for Yamaha PW50 models from 1990 to 2024, this 41.25mm top end repair kit restores lost compression and extends engine life. It is the ideal solution for restoring your Yamaha PW50's power after wear or damage.

Built For Performance

• Precision-cast piston for accurate fit and long service life
• Includes piston rings, wrist pin, and clips for a complete rebuild
• .050 over bore size increases displacement slightly for improved power
• Manufactured to strict tolerances for consistent performance
• Designed to match OEM specifications for Yamaha PW50

Fits These Machines

• for Yamaha PW50 (1990-2024)

On-The-Job Use

• Ideal for rebuilding the top end of Yamaha PW50 engines
• Used by mechanics and DIY enthusiasts for restoring performance
• Commonly applied when piston or cylinder wear is detected
• Suitable for off-road and trail riding applications

Specs At A Glance

Good To Know

Q: Will this kit work on a 1993 Yamaha PW50? A: Yes, this top end repair kit fits all Yamaha PW50 models from 1990 to 2024, including the 1993 model. Confirm your engine's bore size matches 41.25mm.

Q: Do I need any additional parts for installation? A: This kit includes the piston, rings, pin, and clips; you may also need a new gasket set and cylinder honing for proper installation.

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