AutoMeter Sport-Comp 30 in HG-20 psi Boost / Vacuum Gauge - Mechanical - Analog - 2-1/16 in Diameter - Black Face 931022 Powerglide units feature an anodized

Powerglide units feature an anodized finish

Improved Look

Engine Coolant Water Outlet

one bottle can serve two engines or oil changes

Inlet and outlet V-Band clamps

AutoMeter Sport-Comp 30 in HG-20 psi Boost / Vacuum Gauge - Mechanical - Analog - 2-1/16 in Diameter - Black Face 931022 Powerglide units feature an anodizedThe 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