Namura Standard Bore Piston Kit for Yamaha 350 4-Stroke ATV's 83mm

Namura Standard Bore Piston Kit for Yamaha 350 4-Stroke ATV (83mm)

This standard bore piston kit is designed for Yamaha 350cc 4-stroke ATV engines, providing a direct replacement for worn pistons.

Overview

The Namura standard bore piston kit is a premium aftermarket component for Yamaha 350 4-stroke ATV engines. This piston kit is engineered to restore compression and performance, making it an ideal choice for engine rebuilds. The kit includes a piston, rings, wrist pin, and circlips for a complete top-end refresh.

Built For Performance

• Cast from high-silicon aluminum alloy for strength and heat resistance
• CNC-machined to precise tolerances for a tight fit
• Includes chrome-plated piston rings for reduced friction
• Wrist pin with polished surface and circlips included
• Designed to match OEM specifications for reliable performance

Fits These Machines

• for Yamaha 350 4-stroke ATV models (83mm bore)

On-The-Job Use

• Engine rebuilds for utility and sport ATVs
• Trail riding and farm work
• Replacing worn factory pistons after high mileage
• Restoring power in older Yamaha 350 machines

Specs At A Glance

Good To Know

Q: Will this piston fit my Yamaha 350? A: This kit is for standard bore (83mm) Yamaha 350 4-stroke ATV engines; measure your cylinder before ordering.

Q: Does the kit include everything needed? A: Yes, the kit includes piston, rings, wrist pin, and circlips; you will need a gasket set and possibly a cylinder hone.

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