optispark help
11-25-2009, 05:47 PM
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Join Date: Jun 2008
Location: Louisville,Ky
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optispark help i have a 96 lt1 with 120,000 miles on it and after it started to miss i decided to put a msd cap and rotor on it. After installing the new parts the car will try to fire but backfire through the intake, any suggestions?
