FITS ALL HONDA TRX400EX, 400X MODELS AND YEARS. BOLT ON RELIABLE BIG BORE POWER! JE CP or Wiseco forged piston. MAXLOCK heavy duty head studs with ARP nuts. Cometic top end gasket kit.
This is a bolt on kit that requires no machining of any kind. Runs on pump or race gas. Cam uses OEM valve springs. All parts are new in the original packaging, and the original manufacturers' warranties apply. Please check your order thoroughly when receiving it.We recommend that this kit be installed by a qualified mechanic with experience working on these types of motors. Piston comes with specific instructions for setting the ring gap.
If you do not follow these exactly your motor will fail. The item "TRX400EX TRX 400EX 87 mil Big Bore Cylinder Top End Kit Stage 3 Hotcam Head Stud" is in sale since Thursday, December 12, 2019. 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.