Quote Originally Posted by myburb View Post
I have run my mild mod 454 in open loop for years now. The motor is much smoother, allows me to have highway lean cruise and pull down with converter locked. I have intake air temp incorperated so I don't need to change my tune from summer to winter. I use a 7427 and if I go much change in altitude I have a closed loop chip I put in. One of the biggest things with a open loop tune is it has to be correct. No sloppy ve table.

Thanks for the info. This is exactly what I want to do. I’m actually kind of excited about the tuning part and totally get it about the dialed in VE table since I’m completely eliminating the feedback loop and resulting adjustments it causes. Thanks.