The Cummins VT-12 produced 600 horsepower for the Logistical Cargo Carrier – 1 (LCC-1). The images below show the engine used in the LCC-1 with a right and left side view. The images are from the Illustrated Parts Catalog for Army Sno-Train X-1, Volume 2 of 2, 30 March 1955.
Cummins VT-12 (right side) 
Summins VT-12 (left side)
