Originally Posted by
doug e fresh
I have a futaba servo in mine as well. My 5.9 when I'm running it off the ground runs fine, but when I put it on the ground and drive it, it will run until it hits second and then flame out and when it does it back fires real bad like it has one hell of an air leak..
It probably did have a bad air leak, when sealed my 5.9 runs great and sealing it isn't that hard or costly.
I'm on gallon 13 now.