Might be something along the lines of this:
Progress Rail GP20C-ECO
http://www.progressrail.com/cda/files/4 ... _Front.pdf" onclick="window.open(this.href);return false;
emfinite wrote:they like doubling them up in case one takes a dump or they need one on either end for a quick move to reverse direction without shoving.Bingo. NYA's sister road, South Shore Freight, is in the exact same position - private freight on a public commuter railroad. They do the same thing - back-to-back geeps to reverse and accelerate promptly. It's a bit of a gas seeing lite geeps go sailing down the railroad at 55mph just to keep clear of the passenger trains.