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What is the ideal Air Fuel Ratio for LS1's ???

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Old 02-27-2002, 07:15 PM
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Default What is the ideal Air Fuel Ratio for LS1's ???

On the dyno my AFR#'s were 12.5 all the way across the board, what #'s are ideal for power without detonation? my only mod is a Whisper lid.
Old 02-28-2002, 04:40 PM
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Default Re: What is the ideal Air Fuel Ratio for LS1's ???

Nobody knows?
Old 02-28-2002, 05:51 PM
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Default Re: What is the ideal Air Fuel Ratio for LS1's ???

12.5-12.8 is good to me.
Old 02-28-2002, 05:59 PM
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Default Re: What is the ideal Air Fuel Ratio for LS1's ???

I was told between 13.0 to 13.5 for NA and 12.5 to 12.9 for NOZ..




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