Run Stand

Without knowing how the car is wired, I will say you can feed the ignition from a relay. But if the same wire that triggers the relay is the same one you now use for ignition, this won't change anything.......it will simply "latch" the relay in

If your solenoid is killing power from the battery, but you have the alternator hooked to the COLD side of the solenoid, this is what "is causing" this