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BN 6503
BN SD45 6503 was built new for the BN in June of 1971 from an order numbered 6498-6542. These SD45's were assigned to Havre, MT after delivery.
It appears that the 6503 made a quick trip out to Auburn, WA soon after entering service as the 6-25-71 page from an Easton OS book shows the 6503.heading east early that morning.
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My notes show I first saw the 6503 leaving Auburn eastbound 7-8-72 on train #174 with units 6621/6503/720/735/744 (F45/SD45/F7A/F7B/F7A).
I took my first photo of SD45 6503 at Interbay yard in Seattle 5-31-78.
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On 10-20-84 I photographed the 6503 leading train #130 east of Baring, WA on the ex-GN Stevens Pass line. This train had units 6503/4089/6564/6435 (SD45/B30-7AB/SD45/SD45).
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I took one last photo of the 6503 at Appleyard near Wenatchee, WA 3-2-85 on train #196, the 6503 appears pretty dirty in this photo.
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The 6503 was retired by the BN in February of 1986 and it was returned to the lessor. In January of 1987 it was sold to the New York Susquehanna & Western and became the NYSW 3620. Here are photos of it on rrpicturearchives:
In 1993 the Montana Rail Link acquired a number of ex-NYSW SD45's including the 3620 which was soon renumbered to MRL 365. Here are photos of the MRL 365 on rrpicturearchives:
The MRL 365 was retired by the MRL in July of 2007, apparently still in NYSW paint. There is no information available on the ex-BN 6503 after that but chances are it has been scrapped.