Autometer Carbon Fiber II 66.7mm Mechanical Vacuum / Boost Gauge 30 In. HG/20 PSI 1993-chevrolet-corvette-zr-1-esi5052775 1/8" FPT Female to -4AN

1/8" FPT Female to -4AN Male straight

ARP 99+ Pontiac Supercharged 3800 L67 12pt Head Stud Kit

Closes at pressures 15psi and lower

Built-in external fins transfer heat from the fluid to the outside air for maximum cooling

Autometer Carbon Fiber II 66.7mm Mechanical Vacuum / Boost Gauge 30 In. HG/20 PSI 1993-chevrolet-corvette-zr-1-esi5052775 1/8" FPT Female to -4ANThe standard in the industry, AutoMeters Mechanical Boost Vac Gauges have found their way into more builds than any other. Using a patented, high precision bourdon tube meter movement, there isnt another gauge on the market that can lay claim to the levels of accuracy or durability youll find here. A simple 1 8 NPT pressure connection requires no electrical hookup for operation. Includes 1 8 NPT fittings and nylon line kit. Gauge kit includes 1 8