The 1947 - Present Chevrolet & GMC Truck Message Board Network - View Single Post - Is this where I hook up Vacuum Advance on a Holley 4160?

r0lf- · 01-12-2004, 05:01 PM

I asked this question a while back tim. The only thing that full-time vaccum does is help with the idle. I run mine off full time, especially in the winter when its cold. But theres no MPG differences or anything.

01-12-2004, 05:01 PM	#3
r0lf- Hotwheels? Join Date: Dec 2002 Location: Pleasant Hill, CA Posts: 1,145	I asked this question a while back tim. The only thing that full-time vaccum does is help with the idle. I run mine off full time, especially in the winter when its cold. But theres no MPG differences or anything. __________________ 1978 Money Pit - CUSTOM DELUXE!!!!