In the 1990s, Conrail's Lehigh Line and Harrisburg Line were normally visited by freshly re-manufactured units from the Morrison-Knudsen plant at Mountain Top, Pennsylvania. A large order for Sou... (more)

In 1994, Mountain Top, Pennsylvania's Morrison-Knudsen plant was releasing rebuilt units as SD40M-2s for the Southern Pacific Railroad. On September 1, Conrail train ALHB-2B has fresh SP 8600, 86... (more)

Morrison-Knudsen's Mountain Top, PA facility was busy during '93-'94 rebuilding SD45s into SD40-2Ms for the SP. On September 1, 1994, a trio of new units - SP 8600, 8601, 8655 - lead a single CR ... (more)