At -0.004MPA to -0.006MPA, the switch is turned on and the vacuum pump is running.The pump is designed to kick on when the vacuum falls below -0.04 MPA and kicks off around -0.06 MPA.
Electric Vacuum Pump Kit w/ Vacuum Hose for Brake Booster 18" to 22" 12 V 28146
12 Volt Electric Vacuum Pump Kit 18" to 22" for Brake w/ Installation Kit 28146
NEW 12V Electric Vacuum Pump Kit 28146 for Brake Systems 18" to 22"
Electric Vacuum Pump Kit Fully Assy for Brake Systems 18" to 22" New 28146
Electric Vacuum Pump Kit Fully Assy for Brake Systems 18" to 22" New #28146
28146 Electric Vacuum Pump Kit Mounting Hardware for Brake Booster 12 Volt 18-22
