Namura Standard Bore Size B Top End Repair Kit for Kawasaki Jet Ski STX-12F 83mm

Standard Bore Size B Top End Repair Kit for Kawasaki

This top end repair kit is designed for the Kawasaki Jet Ski STX-12F with an 83mm bore, providing essential components to restore cylinder compression and performance.

Overview

The Namura Standard Bore Size B Top End Repair Kit for Kawasaki Jet Ski STX-12F 83mm includes a piston, rings, wrist pin, and circlips, delivering a reliable replacement for worn factory parts. This kit is ideal for restoring power and efficiency in your personal watercraft engine.

Built For Performance

• Precision-machined piston with proper ring gaps for optimal seal
• High-strength wrist pin and circlips ensure secure assembly
• Matched to standard 83mm bore size for direct fit
• Engineered to meet OEM specifications for reliable operation

Fits These Machines

• for Kawasaki Jet Ski STX-12F

On-The-Job Use

• Restores lost compression in high-hour engines
• Ideal for routine top end rebuilds during off-season maintenance
• Commonly used in recreational jet ski applications

Specs At A Glance

Good To Know

Q: Does this kit include the cylinder head gasket? A: No, this top end repair kit includes only the piston assembly and related components; you may need to purchase a gasket set separately.

Q: Is the piston pre-installed on the connecting rod? A: No, the piston, rings, and pin come unassembled for proper installation during rebuild.

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