Namura .040 Over Bore Piston Kit for Yamaha 660 Raptor, Grizzly & Rhino 101mm

.040 Over Bore Piston Kit for Yamaha 660 Raptor, Grizzly & Rhino

This .040 over bore piston kit for Yamaha 660 Raptor, Grizzly & Rhino provides a 101mm diameter piston for engine rebuilding, restoring compression and performance across these models.

Overview

This .040 over bore piston kit for Yamaha 660 Raptor, Grizzly & Rhino is a high-quality replacement piston designed to restore engine power and efficiency. Featuring a 101mm bore diameter, this piston kit for Yamaha 660 models ensures a precise fit. Ideal for rebuilds or performance enhancement, the .040 over bore piston kit delivers reliable performance.

Built For Performance

• .040 oversize increases displacement for more power
• 101mm bore diameter for a precise fit
• High-strength aluminum alloy for durability
• Precision-machined skirt for reduced friction
• Includes piston rings and wrist pin for complete installation
• Designed to meet OEM specifications

Fits These Machines

• for Yamaha Raptor 660
• for Yamaha Grizzly 660
• for Yamaha Rhino 660

On-The-Job Use

• Restoring engine power in Yamaha 660 sport and utility ATVs
• Rebuilding engines for off-road racing and trail riding
• Enhancing engine performance for farm and recreational use
• Engine overhaul for maintenance and reliability

Specs At A Glance

Good To Know

Q: Is this piston kit compatible with a Yamaha Raptor 660? A: Yes, this kit is designed to fit Yamaha Raptor 660, Grizzly 660, and Rhino 660 models, but always verify your engine specifications.

Q: Does the kit include piston rings? A: Yes, the .040 over bore piston kit includes rings and wrist pin for a complete installation.

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