The Double Pumper name says it all: power on demand. When you need fuel right now with no waiting, the famous Holley Double Pumper is hard to beat, and now it’s available with a manual choke. The Ultra Double Pumper now features lighter weight all aluminum construction in three color combos (red, blue, or black) and is equipped with metering blocks and a base plate made from 6061–T6 billet aluminum. It’s even available in the popular Hardcore Gray hard coat anodized finish. New Ultra Double Pumper carbs have an enhanced fuel curve for optimum performance, with many more features such as four-corner idle for precise idle control, mechanical secondaries for great performance, clear fuel level sight plugs for easy fuel level adjustments, Ford automatic transmission kickdown for use on popular Ford transmissions, four vacuum ports for all necessary vacuum accessories, and a manual choke for easy, fast cold start–ups. Even better, Holley Ultra Double Pumpers start just under $500!