Originally Posted by CJBear
So if AFR not constant for all revs and load sites how do you know how rich or lean to make it?
The same way an electronics engineer knows what components to use to make a circuit do what he wants i guess? Thats his trade and he has learnt exactly what works and what doesnt.
There are various rules to learn in any trade, AFR being one of them in a tuners.
Excuse my answwer if you actually meant "What AFR do you need for all the different loads" as oposed to what you actualy asked...
