Moroso Plastic 1" 4-Hole Carburator Spacer - Fits Holley 4150/4160 Bolt Pattern - 4-Hole Plenum Design w/ 1.75" Diameter Bores M59M1 B5King Engine Bearings is a

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Conforms to DOT 4 specifications

Great For Lifted TrucksVehicle Applications: 2019-2021 Ram 2500 Big Horn GAS Crew Cab Pickup

without sacrificing quality and durability

Update ECU Firmware and Adjust Rev Limiters 1 and 2

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