CP Pistons Honda TRX 300EX Piston Kits Standard Bore and Big Bore TRX300EX Piston Kits
CP Pistons, for those that demand the ultimate in engine performance!
High performance and racing Honda piston kits are available from CP Pistons for all model years of the TRX300EX four stroke ATV's. Standard bore size and big bore TRX 300EX CP Pistons Honda ATV's kits are all available here. These forged pistons will work with oversize valves as well as high lift camshafts as they include oversize valve reliefs. They incorporate a "X" style forging for greater strength, durability and reduced weight. Along with the full radius dome designs, high performance piston rings and lightweight piston pins, these pistons offer the highest quality and are engineered for maximum power output.
CP Pistons racing pistons are used by top professional riders and teams.
Each of the below kits
Cometic top end gasket sets are available separately, but are not included with the piston kit. The matching top end gasket kit for each application is listed in the table below, when available, along with the individual piston kit info.
The piston and gaskets listed on this page fit the following model year TRX 300EX quads:
1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 TRX300EX Honda ATV
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