Originally Posted by outlaw256
ive been racin and buildin cars for 40 yrs and i still cant see how in the hell a 4/7 firing order is going to improve anything. things look good on paper but ive not seen any proof.
Outlaw i agree but there is one thing it dose help is crossfire as 5/7 fire wright after each other and the 4/7 separates the two. I have heard some say that there is power to be gained with 2/3 4/7 swap but dont know about just 4/7.