Namura Piston Kit for Yamaha 2003-2008 GP-R 1300 PWC Standard Bore 84mm

Namura Piston Kit for Yamaha

This aftermarket piston kit, designed for Yamaha GP-R 1300 PWC models from 2003 to 2008, provides a standard bore of 84mm to restore engine compression and power. It is a direct replacement for worn OEM pistons in personal watercraft engines.

Overview

The Namura piston kit for Yamaha is a high-performance replacement for GP-R 1300 PWC engines. This piston kit delivers reliable operation and consistent power output. Ideal for boaters and PWC enthusiasts, this piston kit ensures your watercraft runs smoothly season after season.

Built For Performance

• Precision-machined from high-strength aluminum alloy
• Designed to OEM specifications for direct fitment
• Includes premium piston rings for optimal sealing
• Anodized coating reduces friction and wear
• Lightweight design minimizes reciprocating mass
• Engineered for high RPM reliability

Fits These Machines

• for Yamaha GP-R 1300 (2003-2008)

On-The-Job Use

• Ideal for rebuilding Yamaha PWC engines after piston failure or wear
• Commonly used in high-performance watercraft applications
• Suitable for recreational riding and competitive use
• Used as a drop-in replacement during top-end rebuilds
• Applicable for both saltwater and freshwater environments

Specs At A Glance

Good To Know

Q: What is included with this piston kit? A: The kit typically includes the piston, rings, wrist pin, and circlips for a complete top-end rebuild. Always verify your specific kit contents before installation.

Q: Can I install this piston kit without special tools? A: Basic engine rebuilding tools are required, such as a ring compressor and torque wrench. Professional installation is recommended for optimal performance.

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