Hi Peanut, I joined this and I have a new to me ´75 GT185. Higgspeed in UK has pipes for the GT185, looking to score a pair once I get this %!¤ running correctly. Have you set/checked your timing? Im looking for info on how to do it, no manual yet. If you have, can you lmk how please. Thanks & tell me whats up with your 185, Brian