Namura .060 Over Bore Piston, Top Gasket Kit for Yamaha 350 4-Stroke ATVs 84.5mm

.060 Over Bore Piston and Top Gasket Kit for Yamaha 350 4-Stroke ATVs

This top-end gasket kit and .060 over bore piston assembly rebuilds the cylinder for Yamaha 350 4-stroke ATV engines, utilizing an 84.5mm bore. It includes the piston, rings, and necessary gaskets, referencing OEM replacement for engines requiring a .060 overbore.

Overview

This .060 over bore piston and top gasket kit is designed for Yamaha 350 4-stroke ATVs, providing a complete solution for engine rebuilding. The kit includes a high-quality piston, rings, and top-end gaskets to restore compression and performance. It serves as a reliable replacement for worn or damaged components in Yamaha 350 ATV engines.

Built For Performance

• Forged piston construction for increased strength and durability
• Precision-machined 84.5mm bore diameter for exact fit
• Includes top-end gasket set for complete seal
• .060 over bore compensates for cylinder wear
• High-quality rings for optimal compression

Fits These Machines

• for Yamaha Big Bear 350
• for Yamaha Wolverine 350
• for Yamaha Kodiak 350

On-The-Job Use

• Trail riding and recreational ATV use
• Utility work on farms and ranches
• Hunting and outdoor exploration

Specs At A Glance

Good To Know

Q: Will this kit work on a stock bore cylinder? A: No, this kit is for cylinders that have been bored to 84.5mm (0.060 over) and is not intended for standard bore use.

Q: Are the gaskets included for the entire top end? A: Yes, the gasket set covers cylinder base, head, and valve cover gaskets to ensure a complete seal.

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