Yellow Jacket 93540 SuperEvac 4 CFM Vacuum Pump

Superevac pump – isolation Valve for oil changes without losing vacuum in the system built-in vacuum indicator gauge Wide-mouth oil reservoir port for easier, cleaner filling. The SuperEvac vacuum pump is a highly efficient, two-stage rotary vane oil-sealed pump field-rated at 15 microns or better. The lower the micron rating, the better the pump performance. made in United States. Manufactured by Ritchie engineering Co.