Holley 850CFM Ultra XP Carburetor - Black Anodize/Polished GBDXS1 Comp Cams Thumpr Hydraulic Roller

Comp Cams Thumpr Hydraulic Roller - Camshaft - Lift 0

1987-1995 GMC G1500

High Pressure Capabilities

Includes Throttle Body Assy and Gasket

Holley 850CFM Ultra XP Carburetor - Black Anodize/Polished GBDXS1 Comp Cams Thumpr Hydraulic RollerXtreme Performance Holley Ultra XP carburetors! Ultra XP carbs are 38% lighter than our original HP, have fuel capacity that is 20% greater and 30 other new features! They're available in our all new Hard Core Gray hard coat anodized finish with Black billet for improved corrosion protection. They're also available in natural tumble polished aluminum with your choice of Black or Red metering blocks and base plate. The Aluminum Ultra XP comes in 600,