One GM Engine Moved Tanks, Landing Craft and Greyhound Coaches

One GM engine went to war in Higgins boats and diesel Shermans, then came home to Greyhound coaches. Then a rule measured in fractions of a gram took it off the highway. New to Full Chrome? We open one machine's file in every episode and follow it from the drawing board to the road. Subscribe to see the next one. This is the story of GM's two-stroke diesel, the Series 71 that truck drivers called the Jimmy. It runs from Charles Kettering's yacht to the landing craft of 1944, the Silversides coach and the fishbowl bus. Why did GM choose a design most diesel makers avoided, why did it scream, and why do people still go looking for that sound today? 0:00 The Screaming Jimmy 1:31 Kettering, Winton and the Zephyr 3:27 The Series 71 5:18 The blower and the scream 6:50 Landing craft and diesel Shermans 10:43 Silversides, Old Look, fishbowl 12:27 V-71s and highway trucks 13:33 Mechanics' two answers 14:51 Soot rules and the end 17:12 Still running, hot rod blowers 18:07 The owners 19:14 The verdict Sources: Wikipedia - Detroit Diesel Series 71 MTU - Detroit and the diesel Diesel World - Gray Marine 6-71 General Motors Series History of War - Medium Tank M4A2 The Truth About Cars - 1947 GM PD-3751 Silversides Greyhound Bus Music: Title "Silver Blue Light" Kevin MacLeod (incompetech.com), Licensed under Creative Commons: By Attribution 4.0 License, http://creativecommons.org/licenses/b... Title "Windswept" Kevin MacLeod (incompetech.com), Licensed under Creative Commons: By Attribution 4.0 License, http://creativecommons.org/licenses/b... Title "Evening" Kevin MacLeod (incompetech.com), Licensed under Creative Commons: By Attribution 4.0 License, http://creativecommons.org/licenses/b... Title "Fretless" Kevin MacLeod (incompetech.com), Licensed under Creative Commons: By Attribution 4.0 License, http://creativecommons.org/licenses/b... Title "Anamalie" Kevin MacLeod (incompetech.com), Licensed under Creative Commons: By Attribution 4.0 License, http://creativecommons.org/licenses/b...