Quote:
Originally Posted by THUNDERA
Those numbers are at the wheels remember, so it makes them look even better. Thanks for proving what I knew all along, but many others doubted. I did nearly this exact same thing with my V8 4Runner but in addition, I tuned the air-fuel ratios as well. I got the same results as you. Larger gains with the intake, but a little more power with exhaust. I agree, they do need tuned as well -- 11:1 at WOT is pretty rich...
|
The massive low end improvements you realized are especially important, since this is the area the 4.7 seems to be weakest.