May 30, 2014 #1 D DR. JECKYL Member Joined Feb 19, 2014 Messages 24 Reaction score 0 Location wisconsin im picking up my new baby monday 65 formula s should i use 91 or 93 octane? will it matter?
May 30, 2014 #2 Rocky_JS 'cuda Joined Feb 27, 2011 Messages 4,187 Reaction score 353 Location Highland Maryland for cruising around it won't matter. Run'er hard might want to add a little more octane. I just run whatever and have no problems with mine.
for cruising around it won't matter. Run'er hard might want to add a little more octane. I just run whatever and have no problems with mine.
May 30, 2014 #3 mvh FABO Gold Member FABO Gold Member Joined Dec 17, 2007 Messages 2,570 Reaction score 1,357 Location Sunnyvale, CA Mine runs on CA 91 with 10% ethanol, but I could run more advance on 93 if I could get it.