gas mileage Mechanical vs Vacuum Secondaries

Ramcharger, it's kinda rude to just ignore it when your mistake is pointed out and evfen more rude to make excuses while still not admitting you are wrong. LXguy was right on target.


Originally Posted by ramcharger
I don't know who "Bob" is, but the power valve is not open under cruise conditions.

Originally Posted by ramcharger
That's a plug in there and it can be removed and replaced with a power valve, they don't come without a provision to add one like my holley 4777.

my 4779 has the plug in the rear but when removed still has no pvcr holes, kinda irritated me when I was gonna try & square up the jets.