Originally Posted by
Zman
timing? never though of that, on the race car we used it to shut off the ignition if we lost oil pressure to the motor.
I used it like that.. kinda.
With the key on and engine off the fuel pump and fan were not on. But as soon as i started the car and the "hobbs swtich" saw more then 5 psi of oil pressure everything would turn on. This way no "race car" switches.