Help with motor mount replacement

[911monty]

Originally Posted by Mr Flat Six

I have a 1999 model and the 4th bolt is physically there but its just not long enough since I had the three bolt mount beforehand. I believe its the updated oil pump housing and can snap a few pics if needed. Would it be possible to leave this 4th bolt out temporarily or should I try to get a replacement bolt before installing?

Well that's interesting. The top 2 attachments should be studs and nuts, not bolts. Is the existing one that fits a stud and nut? If so see if you can remove the stud and find one at a hardware or Fastenall store.