Guest jij205 Posted September 11, 2008 What the diffrents between xr/xs heads?would a xr head fit the xs?? Share this post Link to post Share on other sites
AdamP 0 Posted September 11, 2008 I believe that the only difference is the cam and the carb at the top end. Share this post Link to post Share on other sites
RossD 43 Posted September 11, 2008 They are different part numbers in Servicebox but having the 2 side by side, differences are all but invisible! Share this post Link to post Share on other sites
