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View Full Version : 04 CRF 100 Oil Pump Problem?



martinact420
08-10-2010, 01:34 AM
Hello all. So I redid the top end on an 04 crf 100. Before the rebuild the bike blew oil out of the clutch arm. Right after the rebuild, the bike blew up again. I noticed the engine getting incredibly hot but my buddy told me thats normal. I dont know if it is or not but the bike did blow again I think. It;s making a grinding noise when the kickstart turned over. I havent taken the bike apart yet but I did notice that it did not blow any oil through the clutch arm. Would this be a bad oil pump. The bike had full oil and was ridden for about 10 minutes after the rebuild prior to going down again. Please let me know:pics: what you guys think. Thanks.

3wheelmecca
08-10-2010, 02:17 AM
sounds like an oil passage block that is building pressure in the bottom end and relieving through the loosest orifice(lololol), the cluch arm. Use any sealants on this engine?