Honda Sportrax TRX 400EX BIG BORE Top End Rebuild Kit - Piston / Cylinder / Timing Chain

Fits:

Honda Sportrax TRX400EX (all models and years)

Big Bore 89mm / 440cc Kit

Includes the following parts:

- Big Bore Cylinder

- Big Bore Piston with rings

- Top end gaskets

- High temp valve stem seals

- Timing chain