Tokyomods Engine Kits
Yamaha YZ450F 2003-2009
 
YZ450F Race MX/SX
This kit is designed for the serious racer looking for everything from their YZ450F . It includes: Brand new head with Tokyomods copper-nickel based valve seats installed and cut for maximum flow. Tokyomods hi performance valve guides installed and honed to perfect tolerances. Tokyomods head porting. Tokyomods titanium valves, Tokyomods Hi Performance valve spring kit including titanium retainers installed in the head. Tokyomods Billet Race Cam Set, and 13.5:1 hi compression piston is included to complete the head package.
New YZ450F Head
Billet Race Cam
Hi Performance Valve Spring Kit
Valve Guides
Ti Valves
Valve Seats
Hi Compression Piston
Head Porting
Cut Seats & Install Guides
Assemble Head

Price: $4,399.95

 
YZ450F MX/SX
This kit is designed for the racer looking to dramaticaly improve their YZ450F. It includes: Brand new head with Tokyomods hi performance valve guides installed and honed to perfect tolerances. Tokyomods head porting. Tokyomods hi performance valve spring kit including titanium retainers installed in the head with OEM valves. Tokyomods Billet Race Cam Set, and 13.5:1 hi compression piston is included to complete the head package.
New YZ450F Head
Billet Race Cam
Hi Performance Valve Spring Kit
Valve Guides
Hi Compression Piston
Head Porting
Cut Seats & Install Guides
Assemble Head
Price: $3,699.95