Um... put a big bore kit in and smoked his buddy's XR500? Lessee, the XR500 was last made in...
Warning, Will Robinson.
A stock WR should easily smoke any XR500. XR650... not so much.
Heb Dduw, heb ddim; Duw a digon
I'm that gun-totin', farm-raised, evangelical, pro-environment, OHV ridin'/drivin', Southern civil rights pro-labor Liberal yo' momma told you couldn't possibly exist.