Mike Grove’s 1978 Marmon 54P

Updated Feb 8, 2019

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Mike Grove, of Johnstown, Pennsylvania, hauls general dry van and flatbed freight with this 1978 Marmon 54P. The truck is powered by a mechanical Cummins N14 with modified turbo injectors and fuel pump, running around 700 horsepower. It’s backed by a Eaton 13-speed and Hendrickson rear suspension with 3:90 rears.