ran extensions and saw no gains ,different carb no gains,put trans brake in no change,it drives me nuts ,restall convertor no change just thinking I am missing something
You know your correct on this
Now comes the hard part of figuring out what exactly it is
I would look at the fuel delivery system to start with
From the size of the pickup in the tank all the way to the needles and seats in the carbs, all of it has to be bigger than needed to go faster than you are now
Let us know what you find and do
