Description
When your Honda TRX400EX reaches high mileage or shows signs of wear, a complete engine rebuild is the most cost-effective way to restore full performance and reliability. The Wiseco PWR131B-880 kit delivers everything needed for a comprehensive top and bottom-end overhaul, eliminating the guesswork and ensuring your engine runs like new. Whether you’re prepping for competition or maximizing the life of your machine, this kit provides the precision components serious riders depend on.
- Fits Honda TRX400EX 2005–2008
- Complete top and bottom-end kit
- Forged piston, stock compression
- Durable cam chain included
- Main bearings, seals, gaskets
- Crankshaft and rod assembly
- Hour meter and bracket
- MPN: PWR131B-880






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