Namura Top End Repair Kit for Kawasaki 1986-91 JS 300 SX 300 Standard Bore 76mm

Namura Top End Repair Kit for Kawasaki

This Namura top end repair kit provides all parts needed to rebuild the cylinder and piston assembly for Kawasaki JS 300 and SX 300 personal watercraft from 1986 to 1991. With a standard 76mm bore, this top end repair kit restores lost compression and extends engine life. It is a complete solution for your top end rebuild.

Overview

This Namura top end repair kit contains a high-quality piston, rings, wrist pin, and gaskets specifically designed for Kawasaki JS 300 and SX 300 models equipped with a standard 76mm bore. The kit simplifies the top end overhaul process, ensuring reliable performance and a proper fit for 1986-1991 engines. This top end repair kit is an essential component for maintaining your watercraft's engine.

Built For Performance

• Includes precision-machined piston with high-silicone aluminum alloy for durability
• Complete ring set ensures optimal compression and oil control
• Full gasket kit for a leak-free seal during reassembly
• Wrist pin with circlips for secure connection
• All components exceed OEM specifications for reliability

Fits These Machines

• for Kawasaki JS 300 (1986-1991)
• for Kawasaki SX 300 (1986-1991)

On-The-Job Use

• Engine top end rebuilds on personal watercraft
• Restoring compression and performance on aging Kawasaki JS and SX models
• Routine maintenance and overhaul of 2-stroke engines

Specs At A Glance

Good To Know

Q: What is included in this top end repair kit? A: The kit includes a piston, rings, wrist pin, circlips, and a complete gasket set for the cylinder head and base. Some kits may also include intake and exhaust gaskets; please check the product listing for exact contents.

Q: Is this kit suitable for a beginner mechanic? A: While the top end rebuild is a moderate mechanical task, this kit provides all necessary parts and is designed for a straightforward installation. However, proper tools and service manual are recommended for best results.

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