So I'm sorta in the market for a dualsport (a.k.a. if I find one dirt cheap I'm grabbing it) but I'm not in a big rush. I came across this bike while perusing craigslist today and am intrigued. It needs a cam but I've had the cams out of my roommate's dirtbike while adjusting the valves and that wasn't a big deal at all. My concern here is what causes a cam to go bad? Is this indicative of a far larger problem or should I already have called this person and given him/her some cash?
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Oct. 22, 2010 8:26 p.m. thatsnowinnebago Dork
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Oct. 22, 2010 8:36 p.m. Zomby woof Dork
Worry about the cam bearings. If I recall, they run in the head, and are not replaceable.
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Oct. 22, 2010 8:42 p.m. 44Dwarf Dork
XR don't have cam bearings from the factory the cam ride in the alum head. This happens cause people don't change the oil enough. There are a few shop out in Ca that will line bore the head and fit with one plain bearing and a needle bearing on the chain side. last i looked it was $375 to do it to a xr100 i was going to build...
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Oct. 22, 2010 9:29 p.m. thatsnowinnebago Dork
hmm, seems like this is going to be a pass then. Thanks for the help :)

