New head bolts are not necessary. However it has been my experience that reusing head bolts has disastrous outcomes. I'm lucky that way I guess. LOL.

I see you got new bolts. Good for you. I'm always strongly recommending to people to get a new set as opposed to reusing them.

89 Raider - V6, Automatic, rear LSD, A/C Retrofit, Cruise Control Retrofit.