LS/LT Acc. Drive Bracket A/C P/S & Alt Brackets works w/R4 compressor 20-131BK EDITPICS Stepped Primary Tubes Maximize Exhaust

Stepped Primary Tubes Maximize Exhaust Flow

Application 55-57 Chevy Bel Air 6cyl

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

Thermal Choke Control Line For 57 Ford Thunderbird Auto Choke Tube Steel

7L V8 1955 GMC F350   288/4

LS/LT Acc. Drive Bracket A/C P/S & Alt Brackets works w/R4 compressor 20-131BK EDITPICS Stepped Primary Tubes Maximize ExhaustOverview: 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