LS/LT Acc. Drive Bracket A/C P/S & Alt Brackets works w/R4 compressor 20-131BK EDITPICS Profiled black powdercoated mounting bracket

Profiled black powdercoated mounting bracket

Barrels 4 Billet Color None Booster Straight Brand Holley Carburetor Use Street CFM 390 Choke Electric Circuit 2 Condition New Emission Code 3 Finish Gold Dichromate Fuel Gasoline Fuel Inlet Single Marine Use No Material Aluminum Model 4160 Primary Main Jet 51 Primary Power Valve 6

Stepped Primary Tubes Maximize Exhaust Flow

4L V8 1973 - 1974 GMC C35/C3500 Pickup 454/7

LS/LT Acc. Drive Bracket A/C P/S & Alt Brackets works w/R4 compressor 20-131BK EDITPICS Profiled black powdercoated mounting bracketOverview: NOTE: This bracket REQUIRES an installation kit for assembly (Part 21 1, 21 2, OR 21 3, see Fitment Guide below for the correct installation kit for your application). Holley is pleased to offer simple, clean, cost effective solutions that solve the accessory drive challenges encountered when swapping a GM LS engine into a muscle car, truck, hot rod or other vehicle. These brackets were designed to deliver a factory style appearance, correct