Changes

Most of the diesel locomotives are based at the [[Diesel Depot| Kidderminster TMD]] at Kidderminster. However operational diesel locomotives are also stationed at Bridgnorth and Bewdley.

| [[BR Class 08 D3201 13201 | D320113201]] || English Electric || 08 || 0-6-0 || [[Class 08 Society]] || British Railways || Operational. Based at Kidderminster.

| [[BR Class 08 D3802 | D3802/08635]] || English Electric || 08 || 0-6-0 || [[Severn Valley Railway (Holdings) PLC | SVR(H)]] || British Railways || Stored Undergoing conversion at KidderminsterTMD under the Harrier hydro shunter project.<ref name="Status">For parts retrieval</ref>

| [[BR Class 09 09107 | 09107]] || English Electric || 09 || 0-6-0 || [[Severn Valley Railway (Holdings) PLC | SVR(H)]] || British Railways || Undergoing restoration Operational. Based at Kidderminster.

| [[BR Class 11 12099 | 12099]] || English Electric || 11 || 0-6-0 || [[Severn Valley Railway Charitable Trust Ltd]] || British Railways || Operational. Based Undergoing overhaul at KidderminsterTMD.

| [[BR Class 27 D5410 | D5410]] || Birmingham R C & W Ltd || 27 || Bo-Bo || Sandwell Council || British Railways || At Leicester LIP after bodywork overhaul at Cranmore.|- | [[BR Class 35 D7029 | D7029]] || Beyer Peacock || 35 (Hymek) || [[UIC classification | B-B]] || [[Diesel Traction Group]] || British Railways || Undergoing overhaul at KidderminsterTMD.

| [[BR Class 50 50007 Hercules | 50007 Hercules]] || English Electric || 50 || Co-Co || [[The Class 50 Alliance]] || English Electric Leasing: Leased to British Railways ||Operational. Based at Kidderminster. Main line registered. |-| [[BR Class 50 50031 Hood | 50031 Hood]] || English Electric || 50 || [[UIC classification | Co-Co]] || [[50031 Consortium Limited]]. Operated by [[The Class 50 Alliance]] || English Electric Leasing: Leased to British Railways || Operational. Based Under repair at KidderminsterTMD.

| [[BR Class 52 D1013 Western Ranger| D1013 Western Ranger]] || BR Swindon || 52 || [[UIC classification | C-C]] || [[Western Locomotive Association]] || British Railways || Undergoing overhaul at [[Diesel Depot | Kidderminster Diesel Depot]]TMD.

| [[BR Class 52 D1015 Western Champion| D1015 Western Champion]] || BR Swindon || 52 || C-C || [[Diesel Traction Group]] || British Railways || Operational on one engine only. Based at Kidderminster. Main line registered.

From time to time other diesel locomotives visit the Severn Valley Railway for gala appearances or for maintenance. {{As of|20182021|098}}, the other main locomotives present at the SVR are as follows:

| [[BR Clayton Class 33 33108 17 Bo-Bo D8568 | 33108D8568]] || BRC&W Clayton || 33 17 || Bo-Bo || Class 33/1 Preservation Company || British Railways || Visiting for 2018<ref name ="MTL">[http://www.svr.co.uk/MeetTheLoco.aspx?id=90 SVR Meet the Loco]</ref> See [[Diesel Locomotives hired by the SVRTraction Group]]|-| [[Diesel Locomotives hired by the SVR | 37688]] || English Electric || 37 || Co-Co || D05 Preservation Ltd || British Railways || Arrived Jan 2018Based at Chinnor & Princes Risborough Railway. Operational, expected to stay until June 2019<ref name ="MTL"/> See [[Diesel Locomotives hired by the SVR]]usually from Kidderminster.

| [[Diesel Locomotives hired by the SVRBR Class 33 33108 |4010633108]] || English Electric BRC&W || 40 33 || 1CoBo-Co1 Bo || Class Forty 33/1 Preservation Society Company || British Railways ||Operational. Arrived 2 August 2018 as part of a relationship with the Class Forty Preservation Society that will see one Out of their locos with the SVR for one season at least. It covers traffic in May 2021 for 37688 which is still not yet able to operate vacuum braked coaches. 40106 was to have stayed until approximately September 2018 at which point she was to be swapped with steam heat fitted 40135; 40106 now has woking steam heattraction motor replacement, and is staying longerbodywork overhaul & repaint. See [[Diesel Locomotives hired by the SVR]]

| [[BR Class 50 50007 Hercules 40 40106 Atlantic Conveyor| 50007 Hercules40106 Atlantic Conveyor]] || English Electric || 50 40 || Co1Co-Co Co1 || [[The Class 50 Alliance]] Forty Preservation Society || English Electric Leasing: Leased to British Railways ||See [[Diesel Locomotives hired by the SVR]]. Operational. Arrived January 2017Resident at East Lancashire Railway, but moved to the SVR 2 August 2018 as part of a relationship with the Class Forty Preservation Society. Main line registeredSteam heat fitted.

| [[BR Class 50 50026 Indomitable|50026 Indomitable]] 50008 Thunderer || English Electric || 50 || Co-Co || Paul Spracklen || English Electric Leasing: Leased to British Railways ||Arrived January 2018 on a 1 August 2021 for commercial basis to enable the owner to undertake some rectification work on the locomotive which involved use of bogie repairs in 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>

| [[BR Class 50 Alliance Limited 50033 Glorious | 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 of Tyseley Loco Works, but moved to the SVR 2018 for contract works. Operational.

*[[List of rolling stock]]<br>*[[Locomotive timeline]]*[[Diesel Locomotives hired by the SVR]]<br>*[[Class 108 DMU | Diesel Multiple Unit (DMU)]]<br>*[[Former Residents|Diesel locomotives formerly resident on the SVR]]*[[Whyte notation]] (wheel arrangements for small diesels)<br>*[[UIC classification]] (wheel arrangements for large diesels)<br>*[[Locomotive numbering|Locomotives running under different identities]]

* [http://www.svr.co.uk/MeetTheLocos.aspx SVR "Meet The Loco"]