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| Last updated on August 7, 2025
Southern Pacific AC-7 class 4-8-8-2 No. 4165 pulls an extra freight near Mount Shasta, Calif., in January 1944. Baldwin built 195 such “cab-forward” locomotives for the railroad, classes AC-4 through AC-12, except for AC-9.
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Built in 1937, SP’s 26 impressive 6000 hp AC-7 class locomotives were all removed from active service between 1954 and 1958, and they were all scrapped shortly after retirement.
Dr. Güntürk Üstün