hi i hope i am not being annoying, i am rewiring my horns cant seem to find out what the wires that go for the horns look like because i want to make it exactly original i cant seem to find out how to put the black insulating tubes if i just had a picture or 2 on what the wires look like tat would be perfect the car had been in a bad condition i could just run wires but i want it to be original the original wires had broken off and now i dont know what the wires looked like its a 1975 240D w115 thanks