Do I need bigger???
Many people will tell you yours are fine, but I went to 30lbers & picked up some power & et. Go to this website & do the math. I'd guess you are pushing your inj to the limit. Anything over 80% will at the very least over heat your fuel to the motor....
http://www.rceng.com/technical.htm#WORKSHEET
http://www.rceng.com/technical.htm#WORKSHEET

