ALCO - American Locomotive Company
 
diesel1
 
S2 #100 built 1956 serial #81813  1,000-hp ex-Southern Pacific #1072/1239
 
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S2 #101 built 1945 serial #74336 1,000-hp ex-Norfolk & Western; ex-Fairport, Painesville & Eastern #101; relettered as Ohi-Rail #101
 
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S2 #102 built 1946 serial #74482 1,000-hp ex-Norfolk & Western; ex-Fairport, Painesville & Eastern #102; relettered as Ohi-Rail #102
 
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RS3 #1077 built 1955 serial #81353 1,600-hp ex-Michigan Shore #1077; ex-Detroit & Makinac 31077; ex-Long Island Rail Road #1553 
 
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S2 #14 built 1941 serial #69489 1,000-hp ex-Youngstown & Austintown; originally Newburgh & South Shore #1014
 
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S2 #1663 built 1951 serial #78709 1,000-hp ex-South Buffalo Railway #63
 
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S2 #1782 1,000-hp ex-Weirton Steel Corp. #200
 
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S4 #18 built 1951 serial #78827 1,000-hp ex-South Buffalo Railway #95
 
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RS18 #1800 built 1968 serial #M3497-01 1,800-hp named Chappy for Ohio Central employee Nelson Tarbert; ex-Erie Mining
 
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T6 #400 built 1968 serial #6004-01 1,000-hp ex-Copperweld Steel #400; ex-Monongahela Connecting #400
 
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RS3 #4099 built 1952 serial #80299 1,600-hp ex-Cuyahoga Valley Scenic #4099; ex-Delaware & Hudson #4099
 
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C424 #7230 built 1964 serial #3382-03  2,400-hp ex-Erie Mining #37230
 
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S2 #84 built 1943 serial #70244  1,000-hp painted as NKP #84 (which never existed); ex-Portland Terminal (Maine) #1052; ex-BN, orig-GN
 
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S4 #9100 built 1957 serial #81985  1,000-hp now painted Baltimore & Ohio #9100; ex-Timken #8075; originally B&O #9100