Al Baker's XR's Only

[mthomas]

Anyone have any experience with the 400EX motor mods that XR's Only sells? The 430cc kit?

[2muchquad]

not with that kit but i did know of a guy that had the 280 kit in his xr 250 back in the early 90s.from what i remeber xr onlys stuff is usually pretty good as far as quality and reliability