Backfire on idle
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Join Date: May 2004
Location: Dallas, TX
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![Question](https://rennlist.com/forums/images/icons/icon5.gif)
Still working out the bugs in my newly rebuilt engine. Had the oil pan off again this weekend and when we put it back on and strated it up the car started backfiring at idle. Idle is also very unstable.
Figured it's a vacuum leak somewhere. Any idea where to start?
TIA,
Scott
Figured it's a vacuum leak somewhere. Any idea where to start?
TIA,
Scott