--- "Wetzel, Scott" <scott.wetzel@MSO.UMT.EDU> wrote: .... > haven't driven the van in about 2 weeks > and when I left home, a sticky lifter was making > noise (as usual when the van sits for a while). > After about 10 minutes of driving in very light > traffic in town (about 3 miles), the noise got > louder and a more pronounced clunking noise was > present and then it started to lose power. I turned > back for home, but the condition deterioriated with > a sort of backfiring sound and some metallic > clunking. It sounded like there was no exhaust on it > with a clunking ....... > I restarted it but > the clanking was still there and the engine would > jerk violently once each time it made the > backfire-like noise (it wasn't backfiring) Hi Scott. From what I can tell, the problem is likely related to a valve, valve seat, lifter or push rod. Could a cracked head be the sound of "no exhaust"? Anyone? Pretty sure that at the very least you need to remove the head and have a look. Cheers, and best of luck.
Neil Nicholson. 1981 Air Cooled Westfalia. TUBA TUNE OF THE DAY! http://web.mac.com/tubaneil/iWeb/Site%205/Tuba%20tune.html __________________________________________________ Do You Yahoo!? Tired of spam? Yahoo! Mail has the best spam protection around http://mail.yahoo.com |
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