I used an adjustable pressure regulator from Summit and then plumbed in a small pressure gauge just before the carb.

http://store.summitracing.com/egnse...esults=false&N=+115&y=8&x=43

It worked great. Change your oil, its cheap insurance.

There are a couple pics in the gallery and I have several pics here.

http://hotrodders.com/gallery/showgallery.php?cat=500&ppuser=8163