Holley 650 cfm Double Pumper Alloy Carburetor With Manual Choke # HO0-4777S Rate_20 which feature color-matched wire and

which feature color-matched wire and spark plug boots in blue

If you have an electric water pump

GMC C7500 TOPKICK

6" FROM THE PULLEY MOUNTING SURFACE TO THE ENGINE BLOCK

Do it the Fast way

Holley 650 cfm Double Pumper Alloy Carburetor With Manual Choke # HO0-4777S Rate_20 which feature color-matched wire andHolley 650 cfm Double Pumper Alloy Carburetor With Manual Choke # HO0 4777S Carburetor, Gasoline, Model 4150, Universal, 650 cfm, 4 Barrel, Manual Choke, Dual Inlet, Silver, Each CFM: 650 Fuel Type: Gasoline New or Remanufactured: New Number of Barrels: 4 Carburetor Flange: Square bore Choke: Manual Secondary Type: Mechanical Fuel Inlet: Dual Primary Jet Size: 67 Primary Power Valve (Hg): 6. 5 Hg Primary Discharge Nozzle Size (in.): 0. 028 in.