Not tested came out of an old sprint car, has cool on off push pull switch.
Auto Meter 5423 2-5/8″ Pro-Comp Liquid Filled Mech Pressure Gauge USA Made
This was made in USA. Has a dent on the bezel.
Vintage 1970s 1980s NOS Stewart Warner 160 MPH Speedometer Made in USA
This is a "Heavy Duty" series gauge which featured black bezel with silver paint outline. Date of manufacturer 1984. Made in USA. Missing nuts for bracket.