The 1947 - Present Chevrolet & GMC Truck Message Board Network - View Single Post - Ok lets see just how far I can throw a 750 Holley.

Wrenchbender Ret · 12-17-2008, 03:02 PM

With a "lopey" cam you need a lot of spark advance. Get an adjustable vacuum advance or one for a performance Vette. Set it to come in at a low vacuum & hook it to full manifold vacuum.

12-17-2008, 03:02 PM	#22
Wrenchbender Ret Registered User Join Date: Oct 2005 Location: Overland Park, Ks. Posts: 5,229	Re: Ok lets see just how far I can throw a 750 Holley. With a "lopey" cam you need a lot of spark advance. Get an adjustable vacuum advance or one for a performance Vette. Set it to come in at a low vacuum & hook it to full manifold vacuum.