348cc Piston Cylinder Top End Kit Fits For Yamaha Warrior 350 YFM350X 1987-2004

348cc Piston Cylinder Top End Kit for Yamaha Warrior 350

This 348cc piston cylinder top end kit fits for Yamaha Warrior 350 YFM350X 1987-2004 and provides the piston, cylinder, and gasket components needed to rebuild the upper engine.

Overview

This 348cc piston cylinder top end kit fits for Yamaha Warrior 350 YFM350X 1987-2004 and restores compression to a worn or damaged top end. The kit delivers the cylinder, piston, rings, and gaskets required for a complete top end rebuild on the Warrior 350. It is intended for riders and mechanics performing their own engine service.

Built For Performance

• 348cc displacement matches the factory top end for the Warrior 350
• Piston, rings, and cylinder supplied as a matched set
• Top end gasket kit included for a sealed rebuild
• Cast construction engineered for consistent heat dissipation
• Direct fitment for the YFM350X engine platform

Fits These Machines

• for Yamaha Warrior 350 YFM350X 1987
• for Yamaha Warrior 350 YFM350X 1988
• for Yamaha Warrior 350 YFM350X 1989
• for Yamaha Warrior 350 YFM350X 1990
• for Yamaha Warrior 350 YFM350X 1991
• for Yamaha Warrior 350 YFM350X 1992
• for Yamaha Warrior 350 YFM350X 1993
• for Yamaha Warrior 350 YFM350X 1994
• for Yamaha Warrior 350 YFM350X 1995
• for Yamaha Warrior 350 YFM350X 1996
• for Yamaha Warrior 350 YFM350X 1997
• for Yamaha Warrior 350 YFM350X 1998
• for Yamaha Warrior 350 YFM350X 1999
• for Yamaha Warrior 350 YFM350X 2000
• for Yamaha Warrior 350 YFM350X 2001
• for Yamaha Warrior 350 YFM350X 2002
• for Yamaha Warrior 350 YFM350X 2003
• for Yamaha Warrior 350 YFM350X 2004

On-The-Job Use

• Top end rebuild after loss of compression
• Overhaul of a high hour trail quad engine
• Restoring power to a Warrior 350 used for recreation
• Replacing a scored cylinder or worn piston

Specs At A Glance

Good To Know

Q: Does this kit include the gaskets needed for installation? A: Yes, this top end kit is supplied with the gasket set required to reseal the cylinder joint. Check the component list against your engine before starting the rebuild.

Q: Will this fit every year of the Warrior 350? A: The kit is listed for the YFM350X from 1987 through 2004. Verify your model and serial number before ordering to confirm compatibility.

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