Honda 400EX 400X Port Ported Head Porting Assembly Assembled Kibblewhite Valves TRX450ER 14752-MEB-670

14752-MEB-670

Stock crank big bore

improved torque accuracy

Wiseco JE of CP forged big bore piston**

Honda 400EX 400X Port Ported Head Porting Assembly Assembled Kibblewhite Valves TRX450ER 14752-MEB-670FITS ALL HONDA TRX400EX, 400X, AND XR400R MODELS AND YEARS NEW after market cylinder head and valve cover Full race port and polish Valve guides cut Complete head assembly Kibblewhite valve springs kit Kibblewhite Black Diamond intake and exhaust valves Kibblewhite viton valve stem seals Valve keepers Rocker arms Rocker arm shafts All other washers and hardware The head you receive will look just like the one in the photo All parts are brand new 1