Z51, the type of starter insulater i'm talking about comes with its own metal straps to hold it on. Mine has been on my car about 6 years now. Bought it at Summit. I agree i would not use any tape type of insulater on the starter. Chuck1987 Z51 said:I've heard horror stories about the (tape type) wrap on headers; I don't know about using it on the starter, but I'd be careful.