K4fxd
Well-Known Member
I didn't notice any airflow differences between the 80mm and the 87 in the logs. But this was on the street and I wasn't really trying for top end I was trying to get good drivability. I will swap TB's next time at the strip and see if there is any difference. GT350 mani.One could argue it’s only the throttle body too.
I don't know why the 350 mani tests lower than the 18 up, but the fast cars at the strip and road courses have the 350 mani or CJ.
There is no reason Ford would spend the extra money on the Bullitt and Mach 1 if the 18 was superior.
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