Posted by Fixerupper on July 18, 2012 at 17:14:10 from (100.42.82.164):
In Reply to: JB weld ? posted by George Marsh on July 18, 2012 at 14:53:35:
JB will work fine at the temp the intake side of that engine runs as long as the part is reinforced a bit. A plate or pipe or screws will halp take the vertical and push and pull stress off. I would imagine the JB will start losing strength at a certain temp but still hold with some help from something solid. Gasoline does eventually, with time, soften JB. When you hit the kill switch to shut her down that piston is still pulling in fuel till all rotation stops and I imagine that intake port will be a little wet with gas until it evaporates. The engine might be worn out before the gas does it's damage, but it's just a thought.
A machine shop once told me they worked on a head that had been rebuilt by a rebuilder sometime before they worked on it and they found a hole in an intake port that had been JB'd and it still looked good after the head had been on a running car engine for awhile. Jim
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