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  1. Vintage iron

    ATF or propane injection

    Thank you guys for the input. I have fully research this here on SS using the search feature and on the Web. I have been working on anything thing with wheels since I could hold a wrench. I was just trying think outside the box! It is a good point about the runaway engine! It looks like the 290...
  2. Vintage iron

    ATF or propane injection

    I think the 290 is plenty. That is why I bought a M923. Because it has a tilt nose, more clearance above the engine, more clearance above the transmission and the transfer case is further back. All these things make putting in a engine much easier!
  3. Vintage iron

    ATF or propane injection

    I have run ATF in the tank of my of my M818 I put in 2 gallons of ATF in 40 gallons of fuel and the engine ran smoother, quieter and stronger. I know ATF has a higher BTU rating and has more lublicity so it does add more power. My truck runs good. I am just looking for a boost on big hills. I am...
  4. Vintage iron

    ATF or propane injection

    Just a small amount of ATF added to the fuel tank makes a 250 run smoother, quieter and strong! For all of those members who are afraid of getting their tanks dipped. We could inject it where and when we need it. Yes, it is true the cummins 250 was designed to be a 250. Making more power means...
  5. Vintage iron

    ATF or propane injection

    I was searching propane injection! :doh:
  6. Vintage iron

    ATF or propane injection

    Yes, I am sure it has! But as we all know the search feature doesn't work that well because of bad titles for threads. Which Thread are you referring too Doghead? Thanks
  7. Vintage iron

    ATF or propane injection

    I have done a lot of research on adding power to a Cummins 250. I have found that adding a turbo with out changing the pump and injectors only adds about 20-25 hp and at a pretty high cost! I am think about adding propane injection or a system that injects ATF into the manifold on hills. I am...
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