AutoMeter Pro-Comp Liquid-Filled Mechanical Boost Gauge - 2-5/8 in. Mechanical Speedometer enabling the rotation of an

enabling the rotation of an engine with any 1/2" drive tool

supports up to 1800 HP methanol

80 seconds of engine RPM playback recording is now standard

Internal seams and silicone graphics finish out the design

Easy to install and set up

AutoMeter Pro-Comp Liquid-Filled Mechanical Boost Gauge - 2-5/8 in. Mechanical Speedometer enabling the rotation of anMechanical boost gauges have become the staple in boost pressure monitoring for all types of engines, gasoline, diesel, or otherwise. Ultra precise bourdon tube meter movement ensures accuracy and durability not seen anywhere else in the industry. 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