by AJ
What is the Propulsion System that M1, M1A, M2, M3, M3A, M4, and M6 uses?
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AJ wrote:What is the Propulsion System that M1, M1A, M2, M3, M3A, M4, and M6 uses?Propulsion on M3 differs from the M1 as traction motor cooling was added, along with a substantial weight increase. That caused a difference in acceleration and braking which is why Metro-North did not pair the M1s and M3s, with very few exceptions. M2,4 & 6 are compatible and routinely run together.