E estridge New Member Jun 27, 2004 6 0 0 Jun 27, 2004 #1 Jun 27, 2004 #1 I just replaced the stock cam with a f303 cam and got the timing set to 10degrees BTDC and when I first mash on the gas it backfires thru the intake. What could be the problem?
I just replaced the stock cam with a f303 cam and got the timing set to 10degrees BTDC and when I first mash on the gas it backfires thru the intake. What could be the problem?
