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| [[BR Class 40 40106 Atlantic Conveyor]] || English Electric || 40 || 1Co-Co1 || Class Forty Preservation Society || British Railways ||Arrived 2 August 2018 as part of a relationship with the Class Forty Preservation Society. 40106 was to have swapped with steam heat fitted 40135 in September 2018; 40106 is now expected to work into 2020. Steam heat fitted
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| [[BR Class 50 50026 Indomitable|50026 Indomitable]] || English Electric || 50 || Co-Co || Paul Spracklen || English Electric Leasing: Leased to British Railways ||Arrived January 2018 on a commercial basis for rectification work using the [[Diesel Depot|TMD]] facilities. The locomotive previously visited the SVR in 2010-11 for repair work and Summer 2014 for hire.<ref>[https://forum.svr-online.org.uk/viewtopic.php?t=1459&postdays=0&postorder=asc&start=30 SVR Forum thread] (Retrieved 4 February 2017)</ref>
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| [[Class 50 Alliance Limited | 50033 Glorious]] || English Electric || 50 || Co-Co || Tyseley Loco Works || English Electric Leasing: Leased to British Railways ||Leased by [[Class 50 Alliance Limited]]. Resident at Tyseley Loco Works, but moved to the SVR 2018 for contract works. Advertised to first run at the SVR Autumn Diesel Gala in October 2019.