alexreyesusmc New Member Jan 6, 2012 1 0 1 Jan 6, 2012 #1 Jan 6, 2012 #1 I just had my C6 transmission from my 1968 Mustang rebuilt and i want to know whats the best fluid to use in it. Im running it with a 390 big block FE that has alot of aftermarket parts. Any info helps, thanks
I just had my C6 transmission from my 1968 Mustang rebuilt and i want to know whats the best fluid to use in it. Im running it with a 390 big block FE that has alot of aftermarket parts. Any info helps, thanks
2 2+2GT 10 Year Member Apr 25, 2009 3,333 10 79 Southeastern Pennsylvania Jan 7, 2012 #2 Jan 7, 2012 #2 Unless your builder specifies something else, you should stick with Type F.