| No. | Class | F.M. Whyte | Gauge | Railroad Line | Location | Status | Builder Info | Notes |
|---|---|---|---|---|---|---|---|---|
| 18 (12) | NG-6 | 4-6-0 | 36" | SP (NV-CA-OR) | Eastern California Museum, Independence, CA | operational | Baldwin #37395, 1911 | Named Slim Princess. From Dehy Park. Restored to operation in October 2016. Debuted in excursion service in July 2017. Suffered a piston failure on April 9, 2019 on the D&S. Operated on loan at the D&S in 2019 and 2021. |
| 4449 | GS-4 | 4-8-4 | 4'-8½" | SP | Oregon Rail Heritage Center, Portland, OR | operational | Lima #7817, 1941 | American Freedom Train Restored to operation in 1975. Pulled the American Freedom Train from 1975 to 1976. Featured in 'Tough Guys' (1986). Taken out of service in 2013. Returned to operation in late 2015. |
| 4219 | AC-10 | 4-8-8-2 | 4'-8½" | SP | Oregon Rail Heritage Center, Portland, OR | operational | Baldwin #64310, 1942 | Tender only. Engine sold for scrap in 1958. Used as an auxiliary water tender for both SP 4449 and SP&S 700. Leased to the Ogden Shops, Alberta, CAN from May 2023 to May 2024 for use behind CPKC (CPR) 2816 for its continental tour from April to July 2024. |