Originally Posted by mud bros
just my opinion not the law of carbs......
standard trans= mechanical secondary
auto trans=vac secondary
vac secondary's are progressive so it takes a few rpm to get them open again after shifting.
autos with less gears and the hammer down through shifts tends to keep em open longer
Thanks, I have a chance to buy a slightly used QFT P-750 mechanical carb for $350 shipped. This normally sells for $770. Should I pull the trigger? I am thinking about it hard