Namura Piston Kit for Kawasaki Many Ultra 150 & 1200 STX-R .020 Over Bore 80.5mm

Namura Piston Kit for Kawasaki

This aftermarket piston kit is designed for Kawasaki Ultra 150 and 1200 STX-R personal watercraft, featuring a .020 over bore diameter of 80.5mm for engine rebuilds.

Overview

This Namura piston kit provides a reliable replacement for worn pistons in Kawasaki Ultra 150 and 1200 STX-R engines. It is a .020 over bore piston kit at 80.5mm, ideal for restoring compression and power after cylinder honing. This piston kit is essential for top-end rebuilds on these watercraft.

Built For Performance

• Precision-machined from high-strength aluminum alloy
• Designed for .020 over bore applications
• Includes piston rings and wrist pin for complete installation
• Engineered to match Kawasaki 1200cc engine specifications
• Stringent quality control ensures consistent dimensions

Fits These Machines

• for Kawasaki Ultra 150
• for Kawasaki 1200 STX-R

On-The-Job Use

• Restoring engine performance in personal watercraft
• Replacing worn pistons during engine overhaul
• Suitable for both recreational and competitive use
• Works in saltwater and freshwater environments

Specs At A Glance

Good To Know

Q: What does .020 over bore mean? A: It indicates the piston diameter is 0.020 inches larger than standard, requiring the cylinder to be bored to match for a precise fit.

Q: Can this kit be used in other Kawasaki models? A: This piston kit is specifically designed for the Ultra 150 and 1200 STX-R, so it is not recommended for other models without verifying compatibility.

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