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| 28-JUL-2007 | photo by Jeff Knapp |
Cummins Longest Running Engine
1939 Diamond T Truck
Engine - HB - 400 rated at 100 horsepower at 1800 RPM
The engine/truck has been used by four different
fleets hauling commercial freight. In 1966, the
frame rails broke and it was reconstructed into
a yard switcher, as it is currently displayed.
photos presented by Jeffrey L Knapp (CC-BY-SA) PO Box 991 Mesa AZ 85211
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