Announcement: During this time of national emergency and crisis TBolt USA will remain open and continue to fill orders placed on the website.
Please expect delays up to 2 weeks before shipment as we are running a skeleton crew
Please Read More Here

TBParts - 189 Race cam
CRF50 XR50 & Pit bikes

Vital Information
Part No TBW0189
Stock Level 3 Left

High performance race camshaft with NTN bearings.
Excellent quality and fast! For STOCK or RACE Head.
Specs: .235" intake valve lift
196 degrees of duration @ 050", .218" exhaust valve lift and 208 degrees of duration @ .050"

Fits Stock Head
CRF50 XR50
XR70 CRF70

Honda Type Cam
42mm large bearing, 28mm small bearing
Legnth 70mm center to center.


  • Z50 XR50 CRF50 - 92 to present 
  • XR70 CRF70 

(1 Reviews)

Since 2004, every purchase from TBolt USA includes access to technical support from our staff of experts and our online Pit Bike Technical Info Database!

We have all necessary support parts on hand.

Most orders ship same, or next business day, unless otherwise noted above.


Share Product
Share on Twitter Share via E-Mail