Cummins 4BT & Diesel Conversions Forums banner

qsb

  1. QSB 3.9 question

    General Discussion
    Is anyone familiar with a QSB 3.9. I trying to find out of it is possible to convert it to a p-pump. The current fuel pump and ecu do not seem to allow for any modifications. The engine moves the truck sufficiently but could use more power if possible. Currently 130hp 350tq.
  2. QSB 3.3 engines for sale

    General Classifieds
    I found this site while searching for buyers for my engines. I've contacted several companies that rebuild and sell Cummins diesel engines over the past 3-4 days and it's getting a little frustrating. I've been reading your member threads and I've learned more about what I have, on this site...
Top