Originally Posted by mountainmiester

That "holder" is your rotor cap or the cap for your electronic ignition. If its a rotor cap, you may want to remove it and check your rotor as well. If the wire cut, it more than likely pulled before it cut and could have damaged that cap as well. I would also check it for damage.

If the car does not have an electronic transmission, there is a small piece inside that rotor called your points and that requires a very fine tuned gab between the two conductor points. If they get out of adjustment, your car will fire improperly.