Ehughes091
New Member
I have a freshly rebuilt 302 5.0 mustang it is a 87 block got the motor in everything hooked up and when I start it it’s backfiring through the exhaust at any Revs or just on idle FIX???
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Where have you set your timing at?I have a freshly rebuilt 302 5.0 mustang it is a 87 block got the motor in everything hooked up and when I start it it’s backfiring through the exhaust at any Revs or just on idle FIX???