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 , Highley and Bewdley.

! style="width: 5%;" | No !! style="width: 10%;" | Designer !! style="width: 5%;" | Class !! style="width: 5%;" | Wheel arrangement !! style="width: 5%;" | Built !! style="width: 10%;" | Owned by !! style="width: 10%;" | Original owner !! style="width: 10%;" | Notes

| [[Ruston and Hornsby 165hp Diesel Shunter D2957 | 319290]] || Ruston & Hornsby || 165DM || [[Whyte notation | 0-4-0]] || 1952 || [[Severn Valley Railway (Holdings) PLC | SVR(H)]] || B.I.P. Chemicals || Operational. Based at Bewdley.

| [[Ruston and Hornsby 165hp Diesel Shunter D2960 | D2960]] || Ruston & Hornsby || 165DM || 0-4-0 || 1950 || [[Severn Valley Railway (Holdings) PLC | SVR(H)]] || British Sugar Corp || Operational. Based at Kidderminster.

| [[Ruston and Hornsby 165hp Diesel Electric Shunter D2961 | D2961]] || Ruston & Hornsby || 165DE || 0-4-0 || 1957 || Pete Cherry || Patent Shaft Steelworks || Operational. Based at Bridgnorth.

| [[BR Class 08 D3022 | D3022]] || English Electric || 08 || [[Whyte notation | 0-6-0]] || 1953 || [[Class 08 Society]] || British Railways || Operational. Based at Kidderminster.

| [[BR Class 08 D3201 13201 | D320113201]] || English Electric || 08 || 0-6-0 || 1955 || [[Class 08 Society]] || British Railways || Operational. Based at Kidderminster.

| [[BR Class 08 D3586 | D3586]] || English Electric || 08 || 0-6-0 || 1955 || [[Severn Valley Railway (Holdings) PLC | SVR(H)]] || British Railways || Operational. Based at Bridgnorth.

| [[BR Class 08 D3802 | D3802/08635]] || English Electric || 08 || 0-6-0 || 1969 || [[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 08 08896 | 08896]] || English Electric || 08 || 0-6-0 || 1962 || [[Severn Valley Railway (Holdings) PLC | SVR(H)]] || British Railways || Stored at Kidderminster.<ref name="Status">For parts retrieval</ref>

| [[BR Class 09 09012 | D4100]] || English Electric || 09 || 0-6-0 || 1961 || [[Severn Valley Railway (Holdings) PLC | SVR(H)]] || British Railways || Operational. Based at Kidderminster.

| [[BR Class 09 09107 | 09107]] || English Electric || 09 || 0-6-0 || 1961 || [[Severn Valley Railway (Holdings) PLC | SVR(H)]] || British Railways || Operational. Based at Kidderminster.

| [[BR Class 11 12099 | 12099]] || English Electric || 11 || 0-6-0 || 1952 || [[Severn Valley Railway Charitable Trust Ltd]] || British Railways || Operational. Based at Kidderminster.

| [[BR Class 14 D9551 | D9551]] || BR Swindon || 14 || 0-6-0 || 1965 || [[SVR Class 14 Company Limited]] || British Railways || Operational. Based at Bridgnorth.|-| [[Clayton Class 17 Bo-Bo D8568 | D8568]] || Clayton || 17 || [[UIC classification | Bo-Bo]] || 1964 || [[Diesel Traction Group]] || British Railways || Operational, usually from Kidderminster. |-| [[BR Class 33 33108 | 33108]] || BRCW || 33 || Bo-Bo || 1960 || [[Class 33/1 Preservation Company Ltd]] || British Railways || Operational, usually from Highley|-| [[BR Class 35 D7029 | D7029]] || Beyer Peacock || 35 (Hymek) || [[UIC classification | B-B]] || 1962 || [[Diesel Traction Group]] || British Railways || Undergoing overhaul at Kidderminster TMD.

| [[BR Class 27 D5410 37 37308 | D541037308]] || Birmingham R C & W Ltd English Electric || 27 37 || BoCo-Bo Co || Sandwell Council 1965 || || British Railways ||Non-operational. In store at Kidderminster TMD.|-| [[BR Class 40 40106 Atlantic Conveyor | 40106 Atlantic Conveyor]] || English Electric || 40 || Co-Co || 1960 || || British Railways || Operational, usually from Kidderminster.|-| [[BR Class 42 D821 Greyhound | D821 Greyhound]] || BR Swindon || 42 (Warship) || B-B || 1960 || [[Diesel Traction Group]] || British Railways || At Leicester LIP after bodywork overhaul Operational. Based at CranmoreKidderminster.

| [[BR Class 35 D7029 50 50007 Hercules | D702950007 Hercules]] || Beyer Peacock English Electric || 35 (Hymek) 50 || Co-Co || 1968 || [[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 | BCo-BCo]] || 1968 || [[Diesel Traction Group50031 Consortium Limited]]. Operated by [[The Class 50 Alliance]] || English Electric Leasing: Leased to British Railways || Undergoing overhaul at [[Diesel Depot | Kidderminster Diesel Depot]].Non-operational

| [[BR Class 42 D821 Greyhound 50 50033 Glorious | D821 Greyhound50033 Glorious]] || BR Swindon English Electric || 42 (Warship) 50 || B Co-B Co || 1968 || On loan to [[Diesel Traction GroupThe Class 50 Alliance]] || English Electric Leasing: Leased to British Railways || Operational. Based Under repair at KidderminsterTMD.

| [[BR Class 50 50031 Hood 50035 Ark Royal | 50031 Hood50035 Ark Royal]] || English Electric || 50 || [[UIC classification | Co-Co]] || [[50031 Consortium Limited]]. Operated by 1968 || [[The Class 50 Alliance]] || English Electric Leasing: Leased to British Railways || Operational. Based at Kidderminster.

| [[BR Class 50 50035 Ark Royal 50044 Exeter | 50035 Ark Royal50044 Exeter]] || English Electric || 50 || Co-Co || 1968 || [[The Class 50 Alliance]] || English Electric Leasing: Leased to British Railways || Operational. Based at Kidderminster.

| [[BR Class 50 50044 Exeter 50049 Defiance | 50044 Exeter50049 Defiance]] || English Electric || 50 || Co-Co || 1968 || [[The Class 50 Alliance]] || English Electric Leasing: Leased to British Railways || Operational. Based at Kidderminster. Main line registered.

| [[BR Class 50 50049 Defiance 52 D1013 Western Ranger| 50049 DefianceD1013 Western Ranger]] || English Electric BR Swindon || 50 52 || Co [[UIC classification | C-Co C]] || 1962 || [[The Class 50 AllianceWestern Locomotive Association]] || English Electric Leasing: Leased to British Railways || Operational. Based Undergoing overhaul at Kidderminster. Main line registeredTMD.

| [[BR Class 52 D1013 D1015 Western RangerChampion| D1013 D1015 Western RangerChampion]] || BR Swindon || 52 || [[UIC classification | C-C]] || 1963 || [[Western Locomotive AssociationDiesel Traction Group]] || British Railways || Undergoing overhaul Based at Kidderminster Diesel Depot. Main line registered.

| [[BR Class 52 D1015 D1048 Western ChampionLady| D1015 D1048 Western ChampionLady]] || BR Swindon || 52 || C-C || 1962 || [[Diesel Traction GroupWestern Locomotive Association]] || British Railways || Operational on one engine only. Based at Kidderminster. Main line registered.Non-operational

| [[BR Class 52 D1062 Western Courier|D1062 Western Courier]] || BR Swindon || 52 || C-C || 1963 || [[Western Locomotive Association]] || British Railways || Operational. Based at Bridgnorth.

From time to time other diesel locomotives visit the Severn Valley Railway for gala appearances or for maintenance. {{As of|2019|03}}, the other main locomotives present at the SVR are as follows: {| class="wikitable sortable"! style="width: 5%;" | No !! style="width: 10%;" | Designer !! style="width: 5%;" | Class !! style="width: 5%;" | Wheel arrangement !! style="width: 10%;" | Owned by !! style="width: 10%;" | Original owner !! style="width: 10%;" | Notes|-| [[BR Class 33 33108 | 33108]] || BRC&W || 33 || Bo-Bo || Class 33/1 Preservation Company || British Railways || See *[[Diesel Locomotives hired by the SVR]]|-| [[Diesel Locomotives hired by the SVR | 37688 Great Rocks]] || English Electric || 37 || Co-Co || D05 Preservation Ltd || British Railways || Arrived Jan 2018, now expected to stay until throughout 2019sometimes for extended periods. See [[Diesel Locomotives hired by the SVR]] |-| *for [[Diesel Locomotives hired by visiting the SVRfor galas|40106 Atlantic Conveyorgalas]] || English Electric || 40 || 1Co-Co1 || Class Forty Preservation Society || British Railways ||Operational. Arrived 2 August 2018 as part , sometimes including a short period of a relationship with the Class Forty Preservation Society. 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 working steam heat and is rostered until 24 May 2019running other services. 40135 is expected in later 2019 |-| [[BR Class 50 50007 Hercules | 50007 Hercules]] || English Electric || 50 || Co-Co || [[The Class 50 Alliance]] || English Electric Leasing: Leased to British Railways ||Operational. Arrived January 2017. Main line registered. |-| *for [[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 to enable Other rolling stock visiting the owner to undertake some rectification work on the locomotive which involved use of the [[Diesel DepotSVR|TMDcontract storage or maintenance]] facilities. The locomotive previously visited the SVR in 2010-11 , usually for repair work short periods and Summer 2014 sometimes for hire.<ref>[https://forum.svr-online.org.uk/viewtopicrepeated visits.php?t=1459&postdays=0&postorder=asc&start=30 SVR Forum thread] (Retrieved 4 February 2017)</ref> |-| [[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.|-|}

*[[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]]

*[httphttps://www.svr.co.uk/MeetTheLocos.aspx visit-us/ SVR "Meet The Locoour locomotives"]