Jul 12, 2011 #26 73dart360 Well-Known Member Joined Jul 10, 2005 Messages 1,125 Reaction score 71 Location fort lauderdale 11:1 Comp steel head VP Rep told me that C12 is the best all round race gas but $14.00 a Gallon, I think i need to switch to aluminum heads so i can run 93
11:1 Comp steel head VP Rep told me that C12 is the best all round race gas but $14.00 a Gallon, I think i need to switch to aluminum heads so i can run 93
Jul 19, 2011 #27 T67POWER Well-Known Member Joined Sep 30, 2009 Messages 669 Reaction score 9 360 with 9.5 to 1 318 with 9.2 to 1 Both engines are run on 89 octane gas.
