Each CRF's Only head is professionally assembled with stock OEM titanium intake valves and stock OEM stainless steel exhaust valves. Valves seats are cut and a proprietary port to valve seat profiling performed for increased performance using a state-of-the-art NEWEN CNC machine. This same NEWEN technology is used by top race teams in all of motorsports such as F-1, NASCAR, NHRA etc. Don't settle for less when the best is so affordable.
- New OEM CRF450X head
- New OEM titanium intake valves
- New OEM stainless steel exhaust valves
- New OEM springs, seals, retainers, base washers
- New OEM valve cotters
- Valves professionally installed
- Ready to bolt on and ride
OPTIONAL: Performance porting service for even more performance from this head.
NOTE: The CRF450X head will have the emissions port. If you do not have emissions equipment you will need the emissions block off kit we offer.