Originally Posted by subymike
im in south haven. and i was planning on getting a tune for pump and e85 actually... should i be worried? and i have a buddy of mine helping. so far weve got it down to the manifold, inlet and tgvs all off.
Yes, I am almost positive that you will be maxing out your 740's with E85. Talk to your tuner and see what he says. 740's should be fine on pump gas.