Bennett SB 100 Meter - outlet left of calibration dial
When the calibration dial is pointed toward you, the outlet will be above and to the left
Bennett switched from a flat inlet with gasket to a grooved inlet with O-Ring between 2012 and 2014. All PMP meters are grooved inlet with O-Ring which work in all applications.
Note: This meter is not for use with Aviation Fuel (AVGAS)