On the cylinders with low compression, try readjusting the valves to just touching (zero lash) and retest compression. Sometimes that can really help. Ken Wilford John 3:16 www.vanagain.com On Dec 15, 2011 9:08 PM, "Skip" <skiplaubach@comcast.net> wrote: > '84 Westy, 1.9L WBX, Manual Trans > > Runnability issues continue. A couple of weeks ago (after replacing the > ECU and Temp II sensor, and smooth running for 100 miles and good warm > starting) the van was sputtering/losing power, then stopped. Wouldn't > restart. Had my second tow with AAA Premium, this time to my mechanic. > When we off-loaded the van at the mechanic's, the van restarted...I left > it with the mechanic to check over. He identified the usual (hoses that > need to be replaced, etc.), but couldn't figure out the runnability issue. > He has a very good reputation, so I don't doubt his expertise. So he did > a compression test on the cylinders. Results were interesting and I would > welcome recommendations for further study or repair: the two rear > cylinders measured 155 on each side, the two front cylinders measured 65. > So, the engine sounds pretty OK and runs OK...sometimes, and I would guess > that the reason is that the compression is the same on opposite cylinders. > So has anyone experienced this phenomenon or can recommend "steps" toward > a correction? I stopped my an automotive machine shop today and was quoted > about $1500 (labor) plus parts (which include cylinders). BTW, no head > gasket leaks. Thank you. > > Skip Laubach > Elgin, IL > |
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