https://www.youtube.com/embed/Dc3cN0SEPfE
For the automotive world, the race track is one of the best proving grounds.
To prove that diesel engines could be just as competitive as gasoline engines, Cummins took one of its JT-600 truck engines, lightly modified it, mounted it sideways in a Kurtis-Kraft body, and then showed up to race at t…
