Quote:
Originally Posted by rank
If it has an ECM, it may be as simple as the Cummins dealer hooking it up to his computer and changing the program. If it's mechanical, then I don't know what you do.....there's probably a way to play with the fuel pump.
I had a 94 FLD112 with a M11 in, that was rated at 335 when I bought the tractor from Ryder. Took it to a shop and had it uprated to 370 in a flash. Injector size and the turbo have a lot to do with the hp increase I was told.