Thread: Backfire
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Old 03-23-2007, 12:01 AM   #10
combustion
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Join Date: Feb 2007
Location: chandler
Posts: 331
Re: Backfire
Quote:
Originally Posted by 68C15 View Post
next question. is the unburned gas due to fuel delivery or ignition problems? bump the timing up by 4 degrees and retest. let me know if that changes anything.
ok it did go away quite a bit, but now its hard to start due to precombustion. im afraid im gonna mess up my flexplate or starter. im at 16 degrees now in ignition
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Quote:
Originally Posted by special-K View Post
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.
Last edited by combustion; 03-23-2007 at 12:03 AM.
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