"Weird Star thing" is a TORX head ......they are Internal(recessed into head kinda like allen head) and External(kinda like a hex head).
They make special "bits" to fit each type. Your local Sears/autozone/farm store should be able to supply.....but good quality.... they are a PITA........use Kroil or PB Blaster
"For Gawd's sake, put a RELAY in there or you could burn the whole damn Jeep to the ground" ...this quote brought to you by people who do not understand the law.....Kirchoff's, Ohm's, or Faraday's.
Violation of KISS shall always ring false in TRUE engineering. - ME___
Had 75CJ5, 89YJ, 93YJ. Have 82CJ7 & 95YJ____Not one burnt yet due to lack of relays.