Autometer 4701 2" BOOST-VAC, 30 IN. HG/ 20 PSI, MECH, CF

The standard in the industry, AutoMeter’s Mechanical Boost/Vac Gauges have found their way into more builds than any other. Using a patented, high precision bourdon tube meter movement, there isn’t another gauge on the market that can lay claim to the levels of accuracy or durability you’ll find here. A simple 1/8” NPT pressure connection requires no electrical hookup for operation. Includes 1/8” NPT fittings and nylon line kit. Traditional incandescent lighting illuminates around the perimeter of the dial. AutoMeter’s race proven mechanical instruments provide trusted accuracy while being simple to install. No electrical system required for gauge operation - compatible with every street or race vehicle. Gauge kit includes 1/8” nylon line, T-Fitting, vacuum fitting, compression fittings, bulb and socket assembly, red and green bulb covers, mounting hardware, and detailed instructions for installation. Mechanical movements provide accuracy and durability even in the harshest environments.