Namura .040 Over Bore Piston & Gasket Kit fits Kawasaki Brute Force 300 73.7mm

Namura .040 Over Bore Piston & Gasket Kit for Kawasaki

This aftermarket .040 over bore piston and gasket kit replaces the original piston assembly on Kawasaki Brute Force 300 ATV engines, featuring a 73.7mm bore size to restore compression and power.

Overview

This Namura .040 over bore piston and gasket kit is designed for Kawasaki Brute Force 300 ATVs, delivering a precise fit and reliable performance. It includes a high-quality piston, rings, and gaskets needed for a complete top-end rebuild. Whether you are refreshing an engine or repairing damage, this kit provides the necessary components to get your ATV back on the trail.

Built For Performance

• Precision-machined from durable aluminum alloy for long service life
• Includes piston rings with proper tension for optimal sealing
• Complete gasket set ensures a leak-free assembly
• .040 inch over bore size allows for cylinder reconditioning
• Designed to meet or exceed OEM specifications
• Rigorous quality control for consistent fit

Fits These Machines

• for Kawasaki Brute Force 300

On-The-Job Use

• Trail riding and recreational ATV use
• Engine rebuilds and top-end overhauls
• Restoring lost compression and power
• Works with standard fuel and oil systems
• Ideal for DIY mechanics and professional shops alike

Specs At A Glance

Good To Know

Q: Does this kit include wrist pin and circlips? A: Yes, the kit comes with a wrist pin and circlips where applicable; however, always verify contents against your specific model year.

Q: Is professional installation recommended? A: While experienced DIYers can install this kit, we recommend having a qualified mechanic perform the work to ensure proper ring gap and assembly procedures.

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