Ultra HP 650 CFM Carburetor $1219.95 20.95 s&h Details Order Dual bolt pattern mounting 4 corner idle Fully adjustable secondary activation Down leg boosters Adjustable idle bypass valve Fully adjustable billet aluminum metering blocks billet base plate venturii size 1.25 Throttle bore size 1-1 1/16 20% more fuel bowl flow capacity All aluminum construction for 38% weight reduction