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Old 04-10-2013, 03:10 PM   #2
Beastly Adventurer
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Joined: Aug 2010
Location: Las Cruces, NM
Oddometer: 1,167

Originally Posted by sam2 View Post
Any suggestions?
Check your ignition timing. It's seems pretty simple - gas, spark, compression - so let's start with spark. The back-fire you describe make me think about timing.
ABC #12947
'75 R90S
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