TRX 400EX 400X Assembled Head Complete Assembly Valves Rockers Stage 2 Hotcam RMZ450 Improved 4135 heat treated alloy

Improved 4135 heat treated alloy steel

Genuine Yamaha OEM Rear Chain Dampner – Part# 5TA-12252-01-00

Everything is brand new and the manufacturer's warranties apply***

and RR Maverick X3 Turbo models

TRX 400EX 400X Assembled Head Complete Assembly Valves Rockers Stage 2 Hotcam RMZ450 Improved 4135 heat treated alloyFITS ALL HONDA 400EX 400X XR400R MODELS AND YEARS All parts are aftermarket Cylinder head assembly Valve cover assembly Valves, springs, rocker arms, and shafts installed Hotcams Stage 2 camshaft Cam bearings Great for stock or built engine Everything is new in the original packaging. We are an authorized distributor and the original manufacturer's warranty applies*.