11:1 .080 Engine Rebuild Piston Gaskets for Honda TRX 400X 2009-2014

Engine Rebuild Kit for Honda TRX 400X

This engine rebuild kit for Honda TRX 400X includes a Wiseco .080 overbore piston and a full gasket set to restore top-end compression and sealing on 2009-2014 models.

Overview

This engine rebuild kit for Honda TRX 400X delivers the piston and gaskets needed to refresh a worn top end. The Wiseco .080 overbore piston raises compression to 11:1 for stronger throttle response, while the included gaskets seal the rebuild properly. It is built for riders and mechanics handling a complete top-end refresh on 2009-2014 TRX 400X machines.

Built For Performance

• Wiseco .080 overbore piston for increased displacement
• 11:1 compression ratio for stronger power delivery
• Complete gasket set included for a full top-end reseal
• Forged piston construction for durability under load
• Designed as a direct fit for the TRX 400X top end

Fits These Machines

• for Honda TRX 400X 2009
• for Honda TRX 400X 2010
• for Honda TRX 400X 2011
• for Honda TRX 400X 2012
• for Honda TRX 400X 2013
• for Honda TRX 400X 2014

On-The-Job Use

• Top-end rebuilds after piston wear or compression loss
• Trail and off-road riding where reliable power matters
• Workshop rebuilds on 2009-2014 TRX 400X quads
• Routine maintenance to extend engine service life

Specs At A Glance

Good To Know

Q: Does this kit require boring the cylinder? A: Yes, a .080 overbore piston requires the cylinder to be bored and honed to match the new piston size before assembly.

Q: Are gaskets included with the piston? A: Yes, this kit bundles the Wiseco .080 piston with a gasket set for the top-end rebuild.

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