Re: Carbed LS swap Backfire
Check your cam sensor connector to make sure it's solid, though I doubt it would actually run otherwise.
Have you changed anything about the ignition tables? If your cranking spark were way off, it'd do that.
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1970 GMC Sierra Grande Custom Camper - Built, not Bought
1969 Pontiac 2+2 427/390 4-speed Coupe
1969 Pontiac 2+2 427/390 4-speed Convertible
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