[DeTomaso] Back Fire

[Larry Stock]

36 DEGREES Overall Advance on a Cleveland will make about 5 more HP than
at 34 degrees is my experience.
34 Degrees Overall Advance on a Windsor or most other engine blocks
Larry Stock

On 7/31/17, 11:50 AM, "DeTomaso on behalf of Jack DeRyke via DeTomaso"
<detomaso-bounces at server.detomasolist.com on behalf of
detomaso at server.detomasolist.com> wrote:

>   Look for an air leak somewhere in the intake system, or a loose carb
>   stud. Occasionally, an exhaust leak will suck back enough air to fire a
>   rich mixture in the pipes. The ideal  ignition timing depends on how
>   the engine was build- cam etc, but for near-stock, around 12 degrees
>   BTDC static with the total of static, centrifugal and vac advance not
>   to exceed 34-35 degrees. Good luck- J Deryke
>   -----Original Message-----
>   From: David Jenkins <djenkins at vanguardtrailer.com>
>   To: detomaso <detomaso at server.detomasolist.com>
>   Sent: Mon, Jul 31, 2017 7:23 am
>   Subject: [DeTomaso] Back Fire
>   [cid:[1]image001.gif at 01D309E6.C794C460]
>   I have a periodic backfire when shifting. Can anyone suggest what to
>   check? What is the proper timing setting for a 73 351-C.
>   Thanks,
>   DJ
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