Tag Archives: SD90MAC

Norfolk Southern’s SD70ACU

Norfolk Southern has released the first two of its rebuilt SD70ACU locomotives. The program, which began in 2015, is the latest for the railroad to upgrade older and less reliable locomotives in its fleet. The program draws from the 100 former Union Pacific SD9043MACs acquired second hand from EMD. The rebuild program features a complete […]

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Another “BIG MAC” Attack At Enola, Pa.

Another railfanning trip to Harrisburg finds another batch of some of my favorite locomotives on the tracks of Enola….     Another “BIG MAC” Attack At Enola, Pa.

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SD80MACs…. Get Up, Get Out And Go Shoot Em’ (In A Pure State) While You Still Can

No, Norfolk Southern isn’t getting rid of the Conrail inherited EMDs however they may alter them from their pure state. Rumor has it that, like their SD90MAC brethren, the 80MACs will eventually enter an extensive rebuild program. This will upgrade the electronic components to SD70ACe specifications and might include newer crash-rated cabs like those on […]

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Norfolk Southern Ex-UP SD90MACs: Get Up, Get Out And Go Shoot Em’ While You Still Can

It’s no longer news about the 100 ex-Union Pacific SD90MACs (numbered #7229-#7328)that NS bought to help satisfy its current motive power needs…. It’s also no longer news that NS plans to rebuild the 100 units into SD70ACUs, essentially SD70ACes…. The old cab will be replaced by EMD’s newest cab and will be completely rewired. Siemens […]

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