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Old 04-25-2007   #9
niterydr
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24 Hours Rally Champion! 3D Pacman white house edition Champion! 3D Racing - Track 2 Champion! ATV Winter Challenge Champion! Bloody Pingu Champion! WRX Racing 2 Champion!
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Join Date: Oct 2003
Location: Elkhart Texas
Drives: 2015 Ram Quad Cab Hemi, 1999 FRC Corvette, 93 Stealth Turbo
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Re: Tuning help for E85

Quote:
Originally Posted by Halon View Post
On the Link forums, one of the guys mentioned that he aims for 12.0:1. He says he doesn't see much gains going any leaner then 12.5:1, so he stops at around 12.0 and then just starts adding timing instead of going leaner as he sees better results by adding timing at that point rather then leaning it more. He just adds timing until he starts seeing knock.

As far as Lambda, I believe you are just aiming for 1 no matter what your fuel.
.80-.85 lambda value usually gives you the most power/safety on MOST fuel types.
1.0 is stoich, good for cuising/idle
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