changing stoich AFR to 14.64?

Decipha's custom GUFX strategy covers all 89-93 foxbody ecu's including the 88 mass-air california ecus.
canuck1
Posts: 67
Joined: 2021 Mar 31, 17:29
Location: Victoria, BC CANADA
Vehicle Information: QH, TunerPro RT 5, GUFX_220418.xdf, A9L2_220405, DECIPHA_220505.ADX, 395w, AFR 195CC Renegade heads, Comp XE274HR cam, Siemens-Deka V 80lb/hr (shorties), Mass-Flo-EFI style 4bbl throttle body with GM maf on top. Custom long tube headers, sidepipes, 5 spd manual.

changing stoich AFR to 14.64?

Unread post by canuck1 »

A9L2 uses a stoich AFR setting of 14.079:1. Where I fill up, the premium fuel is labelled "NO ethanol". Do you think that's a valid enough reason for me to change my stoich AFR to 14.64:1? Any precautions I should be aware of?

Sean
decipha
Posts: 4952
Joined: 2021 Feb 15, 12:23
Location: Metairie, LA
Vehicle Information: Work Truck
'19 F-150 3.3L

Re: changing stoich AFR to 14.64?

Unread post by decipha »

yep you should always put the most accurate info in your tune

go ahead and change it no prob
Post Reply