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Megasquirt Tuning trailing negative split on E85

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Old Oct 22, 2013 | 12:57 PM
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88_N/A_GXL's Avatar
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Tuning trailing negative split on E85

Okay, my fuel map is getting so close to being done, ~12-13 at idle, ~17 at cruise and high load dips a bit more than I like down to ~12 but I'll get that. Aiming for a nice taper to ~13.4 at high rpm/load, thinking about paying to get VEAL. And before some of you start barking at me saying that's too lean for E85, I know that technically would be but my gauge is set for 14.7 stoich on gas.

I want to start on my timing map and I've started reading up on a few different threads about timing and came across negative split and how it produces higher cylinder pressures which I'm assuming equals more torque, can help get a rock solid idle, and potentially help fuel mileage.

What are some good numbers, or does somebody have a decent map that I can just bump up a bit and then tune back down?
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Old Oct 31, 2013 | 01:53 PM
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Nobody has any input on negative split? Do's, dont's, general guidelines, anything?
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Old Nov 1, 2013 | 02:08 PM
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sigh...? ignition timing - RX7Club.com, negative split - RX7Club.com
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