Do you need someone to assemble and/or install you engine? We can do that for you!! CALL Mon to Fri 7am to 4pm to order or with questions!! Se habla espanol FITS ALL HONDA TRX400EX, XR400, AND 400X YEARS AND MODELS! 11:1 JE or Wiseco forged piston.
Hi temp piston rings, DLC coated pin, clips. Cometic top end gasket kit. ARP heavy duty head stud kit.
Install and break in instructions. This is a bolt on kit with no machining required for cylinder OR head studs. Piston uses pump or race gas. WE ARE HERE TO HELP!!! We recommend that this be installed by a qualified mechanic with experience doing this type of work. The item "TRX 400EX 400X TRX400EX Big Bore Top End Rebuild Kit 88 mil 426 JE ARP Hotcam" is in sale since Monday, April 24, 2017. This item is in the category "eBay Motors\Parts & Accessories\ATV, Side-by-Side & UTV Parts & Accessories\Engines & Components".The seller is "bpracingatv" and is located in Upland, California. This item can be shipped worldwide.