Description:
- The switch wire harness is not included the pump ,braket and hardware, vacuum pipe.
- The switch wire harness fit for GM vacuum pump and hot street vehicle 79 Corvette/64 Mustang etc.It will solve the issue that your brake pedal could be hard and you have no brakes when engine is at idle.
- Old mechanical type pressure switch is always have issues.The new pressure switch is at least 5 times longer life than old mechanical switch. We offer you the switch which is used to new energy vehicles.But noted keep away from heat.The working temperature is -40 to105 °C
- 2 year warranty
- It keeps the pump from constantly running and preserves pump life.Increases idle vacuum up to 25".
Features :
- 100 % Brand New
- 12 Volt Noted the power should be 12V.
- Great on street rods with radical camshafts
- All wiring pre assembled for easy installation,you could easy to replace your original pressure and relay and wire.