Namura Piston Kit fits Kawasaki 1986-1991 JS 300 & SX 300 Standard Bore 76mm

Namura Piston Kit for Kawasaki

This Namura piston kit is a standard bore replacement piston assembly for Kawasaki JS300 and SX300 personal watercraft from 1986 to 1991, featuring a 76mm bore size for direct replacement.

Overview

The Namura piston kit is a high-quality replacement component designed for Kawasaki JS300 and SX300 jet skis. This Namura piston kit is standard bore at 76mm, providing a direct replacement for worn pistons. It is an ideal choice for rebuilding Kawasaki 300 series engines from 1986 to 1991.

Built For Performance

• Precision-machined from high-strength aluminum alloy
• Heat-treated for enhanced durability
• Includes piston rings, wrist pin, and circlips
• Standard bore fits factory cylinder dimensions
• Tested for proper clearance and fit

Fits These Machines

• for Kawasaki JS300 (1986-1991)
• for Kawasaki SX300 (1986-1991)

On-The-Job Use

• Personal watercraft engine rebuilding
• Restoring compression in Kawasaki jet skis
• Direct replacement for worn pistons
• Performance restoration for aged 300 series engines

Specs At A Glance

Good To Know

Q: What is the recommended installation procedure for this piston kit? A: Always have a professional mechanic verify piston-to-wall clearance and ring gap. Follow the engine service manual for torque specs and break-in procedure.

Q: Does this Namura piston kit include all necessary hardware? A: Yes, this kit includes the piston, rings, wrist pin, and circlips for a complete piston assembly.

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