Backfire - The 1947 - Present Chevrolet & GMC Truck Message Board Network

03-22-2007, 04:13 AM

combustion

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Join Date: Feb 2007

Location: chandler

Posts: 331

Backfire

everytime i puch the as on my truck after i let go of the gas it backfires extremely loud (even more when i puch it). its a gen 5 454 with an eddie mani and 750 carb. could this be because im running too rich? or my timing is off?

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Quote:

Originally Posted by special-K

If it`s 3.73 ratio you will spint the wheel 100 times to the driveshaft`s 373 times.Or,if you`re lazy,you could just spin the wheel once and the driveshaft will spin 3.73 times.Or, 3 and 3/4 turns.And if you`re real lazy,I can sell you a tab for whatever ratio you want.

Or,you could read all the suggestions and try those.It`s been well explained,I think,already.

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