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Very little advance at wide open throttle

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Old Jul 10, 2002 | 02:35 AM
  #1  
SoCal LS1's's Avatar
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From: Bakersfield CA
Default Very little advance at wide open throttle

I just put headers on and am only getting 28 degrees of advance at wide open throttle everything else looks good except my ltrims which are a little on the lean side. Anybody know whats up or what this could be.
Thanks
David
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Old Jul 10, 2002 | 07:53 AM
  #2  
Jax White TA's Avatar
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From: Jacksonville, FL
Default Re: Very little advance at wide open throttle

Unless you have some kind of tuning, 28 is stock advance for early LS1's. Later ones are even less. Even if you have tuning, with 93 octane only about 30º is possible.
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Old Jul 10, 2002 | 06:11 PM
  #3  
SoCal LS1's's Avatar
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Default Re: Very little advance at wide open throttle

Is this only at wide open throttle because I get more when rolling on it not wide open. Like between 33 and 40.
David
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Old Jul 11, 2002 | 12:00 AM
  #4  
ZR 900's Avatar
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From: Winnipeg, Manitoba, Canada
Default Re: Very little advance at wide open throttle

The 28 degrees you got was at what RPM and at what gear at WOT? The reason I ask this is because I get 22 degrees at 5500 RPM in 4th gear at wot and I am running rich.
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