AutoMeter Phantom Mechanical Boost Gauge - 2-5/8 in. 391002 Swivel end bolts have a

Swivel end bolts have a 1/2" square drive end for quick and easy adjustments

Windshield

The line terminates with a male #6 AN

Bullet Vent Valve

AutoMeter Phantom Mechanical Boost Gauge - 2-5/8 in. 391002 Swivel end bolts have aKnow your exact blower pressure with AutoMeter's ultra precise bourdon tube meter movement, the standard for accuracy and durability in the industry for generations. A simple 1 8 NPT pressure connection requires no electrical hookup for operation. An optional blower memory kit provides a one way check valve for peak recall after your run. Features: Traditional incandescent lighting illuminates around the perimeter of the dial AutoMeters race proven