RCU Forums - View Single Post - Engine tuning problem or Engine not idiot proof.....
Old 08-03-2009 | 11:09 AM
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opjose
 
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From: Poolesville, MD
Default RE: Engine tuning problem or Engine not idiot proof.....

Make sure the clunk is 1/4" from the back wall of the fuel tank.

Check your lines, as you probably have a small leak.

With a full tank you should not see any bubbling.