United Kingdom Aerospace and Weapons Projects

Gas Turbines

011103 L = length, hp - horsepower, KW = KiloWatts, Ø = diameter

Name

Description

Remarks

Particulars

1S/60

Rover Gas Turbines Ltd auxiliary power unit. aka Rover Wolston

Developed for the AW Argosy. Further developed into TP.90 turboprop and fitted to a DH Chipmunk.

Rated at 60 hp (44.7kW).

1S/82

Rover Gas Turbines Ltd auxiliary power unit.

Developed for the Vulcan.

Rated at 82 hp (61kW).

1S/90

Rover Gas Turbines Ltd auxiliary power unit.

Developed for use in hovercraft.

Rated at 90 hp (67.1kW).

2S/75

Scaled version of 2S/150.

Developed as Rotax CT2023 (q.v.)

Rated at 82 hp (6.1kW).

2S/150

Rover air compressor/APU for Nimrod / Andover.

Aka Rover Marton. Derived from Rover P6 turbine car engine.

Rated at 100-150 hp (75 - 112KW)

A.129

Blackburn turboshaft

Used in the Saro P.153 helicopter. Became Bristol Siddeley Nimbus

Rated at 1000lb (4.6KN).

ACME

Advanced Core Military Engine.

Led to XG.40 demonstrator engine.

N/A

Adder

Armstrong Siddeley turbojet.

Mamba minus reduction gear. Used in Pika manned Jindivik.

Rated at 1050lb (4.7KN).

Adour

Rolls-Royce / Turbomeca turbofan

Used in BAC Jaguar and Hawker Siddeley Hawk.

Rated at 5320lb/8040lb (22.7 / 35.8KN)

AJ.65

Rolls-Royce axial turbojet

Designed by Dr Griffith, AJ.65 (Axial Jet 6500lb) became the basis of the Avon.

Rated at 6500lb (28.9KN).

AP.25

Rolls Royce double turboprop.

Later called the Tweed. Intended for the Fairey Gannet.

Rated at 2500SHP (1864KW).

Artouste

Blackburn auxiliary power unit.

Licenced from Turbomeca. Fitted to Victor and Belfast. Formed basis of Nimbus.

Rated at 100lb (4.8KN).

AS.45

Armstrong Siddeley turbojet.

Intended for Vickers bomber to meet Spec B.35/46.

N/A

ASP

Armstrong Siddeley turboprop.

ASX with a gearbox and propeller. Renamed Python

Rated at 3800shp (2833KW).

ASX

Armstrong Siddeley turbojet.

Early axial reverse flow turbojet. Used external combustion chambers.

Rated at 2800lb (12.5KN).

Avon

Rolls-Royce, finest early UK turbojet, various versions.

Used in Hawker Hunter, English Electric Lightning, and De Havilland Sea Vixen.

Rated at 11000lb (48.9KN).

BE.10

Bristol Siddeley Olympus turbojet.

Fitted to Avro Vulcan, BAC TSR.2 and BAC Concorde.

Rated at 10000lb (44.5KN).

BE.14

Bristol Siddeley turbojet

Suggested for Bristol 182 Red Rapier.

Rated at 12200lb (54.3KN).

BE.15

Bristol Siddeley turbojet.

Intended for Vickers Supermarine Type 543 undercarriageless fighter.

N/A

BE.17

Bristol Siddeley expendable turbojet

Intended for Bristol 182 Red Rapier.

Rated at 3000lb (13.3KN).

BE.22

Bristol Siddeley Saturn turbojet

Intended for Folland Gnat, Shorts PD.701 and Type 182 Blue Rapier. Became Orpheus.

Rated at 3750lb (16.7KN)

BE.25

Bristol Siddeley Orion turboprop.

Lost out to jets.

Rated at 5150shp (3836.6KW)

BE.26

Bristol Siddeley Orpheus turbojet.

Formed the basis of the Pegasus. Powered the HAL Marut.

Initially rated at 3000lb (13.3KN).

BE.30

Bristol Siddeley Zeus two-spool turbojet.

Intended for Avro 726 interceptor

Rated at 8000 / 10000lb (35.6 / 44.5KN).

BE.33

Bristol Siddeley Single spool turbojet.

Intended for Blackburn B.103 to meet NA.39/M.148.

Rated at 11400lb (50.7KN).

BE.36

Bristol Siddeley Single spool turbojet.

Intended for long range supersonic transport, Bristol 188 and RB.156 bomber.

Rated at 17730lb (78.9KN).

BE.38

Bristol Siddeley All steel supersonic derivative of the Orpheus.

Intended for Swallow.

Rated at 5590lb (24.9KN).

BE.47

Bristol Siddeley Turbojet derived from Orion

Replaced by BS.75.

Rated at 6000lb (26.7KN).

BE.48

Bristol Siddeley turbofan.

Orion High-pressure compressor and combustion chamber with Olympus LP compressor as fan.

N/A

BE.52

Bristol Siddeley vectored thrust turbofan.

Based on BE.48 with Orpheus HP section. Two vectorable nozzles from fan and fixed jet pipe. Led to BE.53.

Rated at 8000lb (35.6KN).

BE.53

Vectored thrust turbofan.

Led to Pegasus.

Rated at 8000lb (35.6KN).

BE.58

Bristol Siddeley turbofan.

Commercial turbofan based on the BE.53. Nozzles combined into a single annular duct.

Rated at 8000lb (35.6KN).

BE.61

Bristol Siddeley turbofan.

Commercial turbofan intended for Hunting H.107 transport.

Rated at 7000lb (31.2KN).

BE.72

Bristol Siddeley ducted fan.

N/A

N/A

Beryl

Metropolitan Vickers axial turbojet.

Led to Sapphire. First axial turbojet developed in UK.

Rated at 4000lb (17.8KN)

BJ.80

Rolls Royce bypass gas turbine.

Bypass Jet, 8000lb. Led to RB.77.

Rated at 8000lb (35.6KN)

BR.710

BMW / Rolls-Royce turbofan

Fitted to Nimrod MRA.4 and Embraer ERJ 175.

Rated at 14900lb (62.3KN).

BR.715

BMW / Rolls-Royce turbofan

Fitted to Tupolev Tu-334 and Boeing 717.

Rated at 19975lb (88.9KN).

BS.55

Bristol Siddeley Orpheus with front fan.

N/A

Rated at 9,000lb (40KN).

BS.59

Bristol Siddeley turbofan lift engine.

Bench tested in 1962. Intended for VTOL transport aircraft.

N/A

BS.61

Bristol Siddeley ducted fan

Cancelled.

Rated at 7250/14500lb (32.3 / 64.5KN).

BS.66

Olympus 555 with aft fan -.

N/A

Rated at 20,923lb (93KN).

BS.75

Bristol Siddeley turbojet

Replaced BE.47.

Rated at 7700lb (34.3KN).

BS.76

Bristol Siddeley high bypass ducted fan.

Scaled up BS.75.

Rated at 7783/15251lb (34.6 / 67.8KN).

BS.81

Olympus variants (591/593/22) with aft fan -

N/A

Rated at 25000\ 30500lb. (111.2 / 135.7KN).

BS.94

Bristol Siddeley vectored thrust development of the BS.75.

Leading to Pegasus.

Rated at 10000lb (44.8KN).

BS.100

Bristol Siddeley vectored thrust engine for P.1154.

Used plenum chamber burning. Based on Olympus compressor. Cancelled.

Rated at 26200/35900lb (116.5 / 159.7KN).

BS.101

Olympus 22R derivative with PCB.

N/A

Rated at 36,000lb (160.1KN)

BS.102

High BPR front fan engine, Olympus 22 gas generator.

N/A

Rated at 42,150lb (187.5KN)

BS.116

Scaled Olympus 320.

HP section later used as a basis for the M45 engine.

N/A

BS.127

Front fan engine using scaled Olympus HP compressor -

N/A

Rated at 6,450lb (28.7KN)

BS.209

Bristol Siddeley turbojet

Bristol Siddeley designation for Armstrong Siddeley Viper

Rated at 3000lb (13.3KN).

BS.216

Bristol Siddeley turbofan

Aft fan version of BS.209 Viper

Rated at 5430lb (24.2KN).

BS.347

Small turbojet for drones etc.

Run on testbed.

Rated at 140 lb (0.62KN).

BS.350

Modified Continental T65 turboshaft.

N/A

Rated at 400 shp (298.7KW)

BS.358

Two spool turbofan.

Proposed for business jets.

Rated at 2,000 lb (8.9KN).

BS.360

Bristol Siddeley turboshaft.

Became RS.360, then Gem.

Rated at 900 - 1200shp. (670 - 894KW)

Clyde

Rolls-Royce RB.39 first UK twin spool gas turbine

Had axial and centrifugal compressors.

Rated at 4030shp (3002KW).

Conway

Rolls-Royce RB.80 bypass turbojet / turbofan.

Fitted to Vickers VC10 and Handley Page Victor.

Rated at 16500lb (73.4KN).

Coupled Gnome

Bristol Siddeley turboshaft.

Two Gnome on coupled gearbox. Used in Westland Wessex.

Rated at 2500shp (1863KW).

CR201

Lucas developed Rotax T2023 auxiliary power unit.

Developed for Harrier II

Rated at 82 bhp (6kW)

CT2023

Rotax gas turbine starter/APU.

Developed for Harrier

Rated at 82 bhp (2kW).

Cumulus

Blackburn auxiliary power unit

Used in TSR.2.

N/A

Dart

Rolls-Royce turboprop.

Used in a variety of aircraft ranging from Armstrong Whitworth Argosy to Cavalier Mustang.

Rated at 1400shp (1043KW).

Derwent

Rolls-Royce turbojet.

Fitted to Gloster Meteor III.

Rated at 2000lb (8.9KN).

Double Mamba

Armstrong Siddeley turboprop.

ASMD.1 was 2 x ASM.3, ASMD.3 was 2 x ASM.5. Used in Fairey Gannet.

Rated at 3190shp (2376KW).

Double Naiad

Napier turboprop.

Intended for use in Fairey Gannet.

N/A

E.125

Napier Nomad compound diesel. Flat 12 cylinder 2-stroke diesel with centrifugal and axial compressor in series with intercooler providing supercharging with a reheat chamber and auxiliary turbine. Crankshaft drove one half of contraprop, turbine drove the other.

Test flown in Lancaster. Intended for Shackleton

Rated at 3125ehp (4191KW)

E.131

Napier Turbojet.

Intended for Vickers bomber to B.35/46, Valiant precursor.

Rated at 4850lb (21.6KN).

E.137

Napier Turbojet.

Intended for the Saro P.142 hydroski fighter

N/A

E.141

Napier Turboprop

N/A

Rated at 2500/2800 ehp (1864/2088KW).

E.143

Napier Turbojet.

Intended for the Vickers Supermarine Type 543 undercarriageless fighter.

N/A

E.144

Napier Turbojet.

N/A

N/A

E.145

Modified Napier Nomad Modifications include linking the turbine to the crankshaft via a Beier gear and driving a single propeller.

Most fuel-efficient engine ever?engine ever?

Rated at 3135shp (4204KW)

E.146

Napier Turbojet.

N/A

N/A

E.151

Napier Eland Turboprop with auxiliary compressor.

Used in the Fairy Rotodyne.

N/A

E.191

Napier Turbojet.

N/A

N/A

EJ.200

Eurojet engine for Typhoon.

Entering service on Typhoons.

Rated at 20000lb (89KN).

Eland

Napier E.151 turboprop / gas generator.

Used on Fairey Rotodyne. Cancelled with Rotodyne.

Rated at 3500 ehp (2607KW).

EM.27

English Electric two-shaft turboshaft developed for use in railway locomotives. One shaft drive the compressor, the other the running gear.

Used in the English Electric GT3 loco.

Rated at 2700shp (2013.4KW).

Gazelle

Napier turboshaft.

Used in Westland Wessex and Bristol Belvedere.

Rated at 1350shp (1006KW).

Gem

De Havilland / Rolls-Royce turboshaft.

Derived from BS.360, used on Westland Lynx.

Rated at 900shp (670KW).

Ghost

De Havilland centrifugal turbojet

Used in De Havilland Comet and Venom.

Rated at 3000lb (13.3KN).

Gnome

Bristol Siddeley turboshaft

Licence built GE T58. Powered the Westland Whirlwind.

Rated at 1050shp (782KW).

Goblin

De Havilland gas turbine.

Used in De Havilland Vampire.

Rated at 3500lb (15.6KN).

Gyron Junior PS.50

De Havilland turbojet 0.45 scale Gyron.

Used in Bristol 188 and Blackburn Buccaneer.

Rated at 10000lb (44.5KN).

Gyron PS.26

De Havilland turbojet.

First UK turbojet designed from the outset for supersonic flight. Cancelled.

Rated at 20000lb / 27000lb (88.9 / 120.1KN).

H

H.1

De Havilland turbojet.

DH Goblin. Used in DH Vampire.

Rated at 3000lb (13.4KN).

H.2

De Havilland turbojet.

DH Ghost. Used in early DH Comet.

Rated at 4000lb (17.8KN).

H.3

De Havilland turboprop.

Post war "Gipsy replacement". Bench run 1946.

Rated at 500shp (384KW).

H.4

De Havilland turbojet.

DH PS.26 Gyron. Intended for early supersonic project..

Rated at 20000lb / 27000lb (88.9 / 120.1KN).

H.5

De Havilland turbojet.

Developed DH Ghost. Not built.

Rated at 4000lb (17.8KN).

H.6

De Havilland turbojet.

DH PS.43 Gyron Junior. 0.45 scale Gyron.

Rated at 10000lb (44.5KN).

H.7

De Havilland gas generator.

Intended for tip drive in helicopter rotors. Formed the basis of the Napier Oryx.

N/A

Janus

Bristol Engines turboprop

Design study for a 1000hp (745KW) turboprop. Later scaled down to 500hp (372.5KW)

Rated at 500hp (372.5KW).

LiftFan

Rolls-Royce fan system for the Pratt & Whitney F135-PW-600.

Used on the F-35 Joint Strike Fighter. Shaft driven from the engine turbine.

Rated at 19000lb (84.3KN).

Mamba

Military ASM.5/6 AS turboprop.

Civil engine ASM-8.

Rated at 1770shp (1318.7KW)

Marton

Rover air compressor/APU for Nimrod/Andover.

Aka Rover 2S/150. Derived from Rover P6 turbine car engine.

Rated at 100-150 hp (75 - 112KW)

Meon

Plessey turboshaft

Used as an APU and starter

N/A

Moreton

Jet derivative of Rover 2S/150.

Aimed at Canadair CL-89 drone

Rated at 125lb (0.56KN)

Nene

Rolls-Royce RB.41 gas turbine

Scaled down version called Derwent V. Also used for deflected thrust trials.

Rated at 5000lb (22.2KN).

Naiad

Napier turboshaft

Cancelled

Rated at 1600ehp (1192KW)

Nimbus

Blackburn turboshaft based on Artouste.

Used in Westland Wasp and Scout. Formerly the Blackburn A.129

Rated at 600-900shp (447 - 670KW).

Nomad

Napier E.125 / 145 diesel engine with combined turbine / turboprop.

Most fuel-efficient engine ever?

Rated at 3125ehp (4191KW)

NP.172

Napier turbofan

Intended for the Avro 721 bomber to B.126T.

Rated at 6000lb (26.7KN).

Nymph

Napier Turboprop.

Early Napier gas turbine

Rated at 535hp (411KW).

Olympus

Bristol BE.10 turbojet.

First UK two spool turbojet. Fitted to Avro Vulcan, BAC TSR.2 and Concorde.

N/A

Orion

Bristol Siddeley BE.25 turboprop.

Lost out to jets.

Rated at 5150shp (3836.6KW)

Orpheus

Bristol Siddeley BE.26 turbojet.

Formed the basis of the Pegasus. Powered the HAL Marut and Donald Campbellís Bluebird.

Rated at 4950lb (22KN).

Oryx

Napier gas generator.

Used on Percival P.74.

P.151

Armstrong Siddeley supersonic turbojet.

Intended for Avro 726 interceptor

Rated at 8000 / 10500lb (35.6 / 46.7KN).

P.159

Armstrong Siddeley supersonic turbojet.

Intended for Avro 730 cancelled in favour of P176.

N/A

P.173

Armstrong Siddeley supersonic turbojet.

Intended for Hawker P.1103 interceptor to F.155 / OR.329.

N/A

P.176

Armstrong Siddeley supersonic turbojet.

8 x on Avro 730, 2 x on Bristol 188

Rated at 19400lb (86.3KN).

P.181

Armstrong Siddeley turboshaft.

Killed off by the acquisition of the De Havilland Gnome.

Rated at 800shp (596KW).

P.182

Armstrong Siddeley turboprop.

Killed off by the acquisition of the De Havilland Gnome.

Rated at 1175shp (875.4KW).

P.191

Napier turbojet

Intended for the RB.156T.

N/A

Palas

Blackburn turbojet.

Gas generator for starting bigger engines.

Rated at 390lb (1.7KN).

Palouste

Blackburn auxiliary power unit

Licenced from Turbomeca.

N/A

Pegasus (engine)

Bristol Siddeley vectored thrust VTOL engine.

Based on an idea by Wibault. Used in Hawker Harrier.

N/A

Phoebus

Bristol Siddeley turbojet.

Gas generator for Proteus. Compressor was so bad it actually reduced pressure.

Intended to be rated at 2450lb (10.9KN).

Proteus

Bristol Siddeley turboprop

Used on Bristol Britannia.

Rated at 4500shp (3352.5KW).

PS.26

De Havilland H.4 Gyron turbojet

Intended for Hawker P.1121

Rated at 20000lb / 27000lb (88.9 / 120.1KN).

PS.37

De Havilland turbojet

Intended for the Avro 726 mixed powerplant fighter

N/A

PS.43

De Havilland H.6 Gyron Junior turbojet.

Used in Blackburn Buccaneer. Fitted for BLC.

Rated at 7100lb (31.6KN).

PS.48

De Havilland Gyron turbojet

Intended for OR.330 aircraft.

Rated at 18510lb (82.3KN).

PS.50

De Havilland Gyron Junior turbojet.

Used in Bristol 188. Fitted with reheat.

Rated at 10000lb / 14000lb (44.5 / 62.3KN).

PS.52

Development of De Havilland Gyron turbojet.

2 x intended for Saro P.187 interceptor to F.155 / OR.329.

Rated at 25000lb / 35000lb (111.2 / 155.7KN).

PS.55

Development of De Havilland Gyron turbojet.

2 x intended for Vickers / EE Type 571 to meet OR.343.

Rated at 25000lb / 35000lb (111.2 / 155.7KN).

PS.57

De Havilland turboprop

Cancelled

Rated at 1000shp (769KW)

Python (engine)

Armstrong Siddeley turboprop.

Used on Westland Wyvern.

Rated at 3760shp (2801KW).

RA.660

Rolls-Royce gas generator.

Intended for the HS.810 VTOL airliner that used 4 x RA.660 driving twin Circulation Control Rotors plus 3 x RB.211-22 turbofans for propulsion.

Rated at 12500shp(9312KW).

RB.39

Rolls-Royce Clyde turboprop.

Cancelled due to Hives' belief that turbojets were the future.

Rated at 4200shp (3129KW).

RB.40

Rolls-Royce gas turbine.

Predecessor to Nene.

Rated at 4200lb (18.7KN).

RB.41

Rolls-Royce Nene gas turbine

Scaled down version called Derwent V. Also used for deflected thrust trials.

Rated at 5000lb (22.2KN).

RB.43

Rolls-Royce expendable engine.

Precursor to Soar.

N/A

RB.44

Rolls-Royce Tay gas turbine

Licenced to Hispano Suiza as Verdon and Pratt and Whitney as J48.

Rated at 6250lb (27.8KN).

RB.53

Rolls-Royce Dart turboprop

Went on to become a world-beater.

Rated at 1600shp (1192KW).

RB.77

Rolls-Royce gas turbine.

Intended to be an Avon replacement. Rollsí first bypass gas turbine.

Rated at 7500lb (33.3KN).

RB.78

Griffiths gas turbine

Possible designation of the Griffiths CR.2 turboprop.

N/A

RB.80

Rolls-Royce Conway turbofan.

Powered Vickers VC10 and Handley Page Victor.

Initially rated at 9250lb (41.1KN).

RB.82

Rolls-Royce Soar expendable turbojet.

Intended for Red Rapier propulsion.

Rated at 1375lb (6.1KN).

RB.90

Rolls-Royce turbojet.

Larger development of the Avon.

N/A

RB.93

Rolls-Royce expendable turbojet.

Intended for Red Rapier and RPV propulsion.

Rated at 1750lb (7.8KN).

RB.106

Rolls-Royce turbojet.

Intended to be interchangeable with Avon, but with more power.

Rated at 15000 / 21750lb (66.7 / 96.7KN).

RB.108

Rolls-Royce Lift engine.

Used on Shorts SC.1.

Rated at 2000lb (8.9KN).

RB.109

Rolls-Royce Tyne turboprop.

Entered service on Shorts Belfast and Transall.

Rated at 4816shp (3588KW).

RB.115

Rolls-Royce turbojet.

Intended for Bristol Type 188.

N/A

RB.121

Rolls-Royce turbojet.

Intended for the R.156 supersonic bomber (HP.100 and Vickers SP.4)

N/A

RB.122

Rolls-Royce turbojet.

Intended for the Fairey Delta III fighter. An enlarged RB.106.

N/A

RB.123

Rolls-Royce turbojet.

Intended for the English Electric P.10 M3 reconnaissance aircraft.

Rated at 10250 / 16700lb (45.6 / 74.3KN).

RB.126

Rolls-Royce turbojet.

Intended for the English Electric P.8 interceptor.

Rated at 13400lb (59.6KN).

RB.127

Rolls-Royce turbojet.

Intended for the R.156T aircraft.

N/A

RB.128

Rolls-Royce turbojet.

Uprated RB.122.

N/A

RB.133

Rolls-Royce turbojet.

Development of Avon RA.24 with more thrust but 700lb heavier. Intended for English Electric Canberra PR.9.

N/A

RB.140

Rolls-Royce turbofan

Leading to Medway.

Rated at 8000lb (35.6KN).

RB.141

Rolls-Royce Medway turbofan.

Intended for De Havilland Trident airliner. Also vectored thrust for HS.681.

Rated at 13790lb (61.3KN).

RB.142

Rolls-Royce Medway turbofan.

Intended for Trident airliner. Also vectored thrust for HS.681.

Rated at 13790lb (61.3KN).

RB.145

Rolls-Royce turbojet.

Developed with MTU. Used in VJ 101C. Based on RB.108.

Rated at 2750 / 3650lb (12.2 / 16.2KN).

RB.146

Rolls-Royce Avon for supersonic applications.

Used in English Electric Lightning and SAAB Draken. Also proposed for Hawker P.1134 studies.

Rated at 17000lb (75.6KN).

RB.153

Rolls-Royce deflected thrust turbofan.

Scaled down Spey. Used internal deflectors in jet pipe. Cancelled.

Rated at 6850lb (30.5KN).

RB.162

Rolls-Royce Auxiliary / lift engine.

One of first to use composites in gas turbines.

Rated at 6000lb (26.7KN).

RB.163

Rolls-Royce Civil Spey.

Scaled down Medway. Used on Trident, BAC 111.

Rated at 9850lb (43.8KN).

RB.168

Rolls-Royce Military Spey bypass Turbofan.

Used on McDonnell Douglas F-4K/M, Blackburn Buccaneer. Entered service.

N/A

RB.172

Rolls-Royce turbofan.

Became the Turbomeca Adour.

Rated at 6000lb / 10000lb (26.7 / 44.5KN).

RB.173

Rolls-Royce turbofan.

Scaled down Spey intended for Viscount replacement.

Rated at 7500lb (33.4KN).

RB.175

Rolls-Royce lift turbofan.

Turbofan version of RB.162.

Rated at 8000lb (35.6KN).

RB.176

Rolls-Royce gas generator and specialised lift engine.

Intended for the Rotodyne Z, the Tyne powered production Rotodyne.

N/A

RB.177

Rolls-Royce turbofan

Modified Medway - 22,000lb.

Rated at 22000lb (97.8KN).

RB.178

Rolls-Royce bypass turbofan led to RB.207.

Forerunner of the RB.211. Evolved into RB.211. First run in 1966 it was intended for Lockheed Tristar and De Havilland twin Trident.

Rated at 45000lb (200KN).

RB.180

Rolls-Royce turbofan.

Small turbo fan intended for "DC3 replacement" projects.

Rated at 6250lb (27.8KN).

RB.183

Rolls-Royce Spey Junior high bypass Turbofan.

Used on Fokker F28. The later -03 model was renamed Tay.

Rated at 15100lb (67.2KN).

RB.189

Rolls-Royce lift engine leading to the Rolls-Royce / Allison XJ99.

Intended for the USA / FRG Advanced Vertical Strike aircraft. Also proposed for the HSA APD.1019E6

Rated at 9000lb (40KN).

RB.193

Rolls-Royce Scaled down version of the Pegasus.

Used as main engine in the VFW-VAK 191B. Cancelled.

Rated at 10163lb (45.2KN).

RB.199

Turbo Union Three spool turbofan.

Used on Panavia Tornado.

Rated at 9656 / 16800lb (42.9 / 74.7KN).

RB.202

Rolls-Royce lift fan.

Intended for HS.141 VTOL airliner which had 16 x RB202 plus 2 x RB.220.

Rated at 10900lb (48.5KN).

RB.203

Rolls-Royce bypass turbofan.

Known as Trent. Intended to replace the Spey. First three spool engine.

Rated at 9980lb (44.4KN).

RB.207

Rolls-Royce bypass turbofan. Follow-on from RB.178 led to RB.211.

Selected for Airbus A300.

Rated at 47500lb (211.3KN).

RB.211

Rolls-Royce bypass turbofan developed for Tristar.

Fitted to Boeing 747 and 757, Airbus A300, 330, 340.

Rated at <90000lb (400.3KN) depending on model

RB.220

Rolls-Royce bypass turbofan.

Intended for HS.141 VTOL airliner which had 16 x RB202 plus 2 x RB.220.

Rated at 27000lb (120.1KN).

RB.225

Rolls-Royce bypass turbofan.

Essentially a re-fanned Spey with higher bypass ratio. Not proceeded with but ultimately led to Tay.

N/A

RB.227

Rolls-Royce lift engine.

Intended for the BAC P.71 design studies for the Royal Navy.

N/A

RB.228

Rolls-Royce lift engine.

Scaled up RB.227. Intended for the BAC P.71 design studies for the Royal Navy.

N/A

RB.231

Rolls-Royce small turbofan.

Intended for the HS.1203 'Super Gnat' fighter design studies

N/A

RB.235

Rolls-Royce bypass turbofan.

Scaled down RB.211. Became -535.

N/A

RB.236

Rolls-Royce small turbofan.

Intended for the HS.1215 design study

N/A

RB.238

Rolls-Royce small turbofan.

Intended for the HS.1200 series of design studies

N/A

RB.277

Rolls-Royce lift engine.

Intended for the HS.1192.

N/A

RB.318

Rolls-Royce small turboprop.

Transferred to Alfa Romeo as the AR.318.

Rated at 600shp (447KW).

RB.346

Rolls-Royce small turbofan.

Intended for the HS.1200 series of design studies

N/A

RB.401

Rolls-Royce small turbofan.

Run in 1973, but not authorised for development.

Rated at 5000lb (22.2KN).

RB.406

Rolls-Royce variable cycle engine

Intended for HS.1198 fighter project.

N/A

RB.409

Rolls-Royce small turbofan.

Intended for the HS.1204 fighter design studies

Rated at 9700lb / 16595lb (43.1 / 73.8KN).

RB.410

Rolls-Royce turbofan.

Development of the SNECMA M45. Not proceeded with.

Rated at 14370lb (63.9KN).

RB.422

Rolls-Royce small turbofan as a Pegasus replacement. PCB on front nozzles.

Intended for the HS.1216 STOVL fighter design study.

Rated at 31400lb / 44600lb (139.7 / 198.4KN) with PCB.

RB.431

Rolls-Royce small turbofan.

Essentially a straight through Pegasus. Intended for the HS.1202 fighter study.

N/A

RB.432

Rolls-Royce turbofan.

Lead to the RJ.500 and later V.2500 series of engines.

Rated at 16000lb (71.2KN).

RB.508

Rolls-Royce turbofan.

High temperature Pegasus (aka Pegasus 18).

Rated at 26000lb (115.6KN).

RB.509

Rolls-Royce propfan.

Counter rotating geared pusher propfan.

Rated at 13000hp (9685KW).

RB.529

Rolls-Royce propfan.

Very high bypass ratio cowled fan engine, later called the Contrafan.

N/A

RB.533

Rolls-Royce turbofan

Vectored thrust PCB engine for BAe P.1229 fighter.

N/A

RB.543

Rolls-Royce turbofan.

Follow-on to the Adour.

Rated at 5000 / 12000lb (22.2 / 53.4KN).

RB.550

Rolls-Royce turboprop.

Based on the core of the RTM 322. Used modular construction.

Rated at 3200shp (2384KW).

RB.571

Rolls-Royce turbofan.

Hybrid engine combining elements of the EJ.200 and Pegasus. Intended for a Naval EFA.

N/A

RB.578

Rolls-Royce dual configuration engine.

Derived from the F406-RR-408, able to work in VTOL and conventional mode.

Rated at 25300lb (112.4KN) / 41300lb (183.7KN).

RB.580

Rolls-Royce turbofan.

Derived from the Allison T406. Intended for large business jets and small airliners.

Rated at 7100lb (31.6KN).

RJ.500

Rolls-Royce / Japanese turbofan.

Joint project between Rolls-Royce and 3 Japanese engineering companies.

Rated at 20000lb (88.9KN)

RS.360

Rolls-Royce turboshaft.

Originally the Bristol Siddeley BS.360. Became Gem.

Rated at 900 - 1200shp (670 - 894KW).

RTM 322

Rolls-Royce / Turbomeca turboshaft.

Used in EH101 and WAH-64 Apache

Rated at 2344 shp (1746KW).

Ryton

Rover turboshaft version of 2S/75.

N/A

75shp

Sapphire

ASSa.7 Armstrong Siddeley first UK axial flow turbojet in service.

Derived from Beryl. Originally a Metrovick engine.

Rated at 11000lb (48.9KN).

Saturn

Bristol Siddeley BE.22.

Intended for Folland Gnat

Rated at 3750lb (16.7KN).

Soar

Rolls-Royce Disposable turbojet.

Used on Red / Blue Rapier. Built in US, as Westinghouse J81, did not proceed beyond trials.

Rated at 1375lb (6.1KN).

Solent

Plessey Auxiliary Power Unit.

Used as a starter on the Spey turbofans for the F-4K/M Phantom

Rated at 70shp (53.8KW).

Spey

Rolls-Royce Civil RB.163.

Scaled down Medway. Used on Trident, BAC 111.

Rated at 9850lb (43.8KN).

Spey Junior

Rolls-Royce Civil RB.183.

Lightened and simplified RB.163.

Rated at 8650lb (38.5KN).

Tay (1947)

Rolls-Royce RB.44 gas turbine

Licenced to Hispano Suiza as Verdon and Pratt and Whitney as J48. The Ultimate centrifugal gas turbine.

Rated at 6250lb (27.8KN).

Tay (1985)

Rolls-Royce turbofan.

Used on Fokker F28.

Rated at 15100lb (67.2KN).

Thames

Rolls-Royce RB.106 turbojet.

Intended to be interchangeable with Avon, but with more power. Name was not used.

Rated at 15000 / 21750lb (66.7 / 96.7KN).

Theseus

Bristol Siddeley first gas turbine.

Used in Handley Page Hermes. Not a success.

N/A

TJ125

Alvis / Rover small turbojet

Fitted to Epervier UAV

Rated at 114lb (0.5KN)

TP.60

Rover Gas Turbines Ltd turboprop.

Small turboprop for light aircraft. Developed from the 1S/60 / Wolston auxiliary power unit.

Rated at 70shp (55KW)

TP.90

Rover Gas Turbines Ltd turboprop.

Small turboprop for DH Chipmunk. Developed from the 1S/60 / Wolston auxiliary power unit.

Rated at 100shp (77KW)

Trent (1940s)

Rolls-Royce RB.50 turboprop.

First turboprop to fly. Derived from Derwent. Fitted to a Meteor.

N/A

Trent (1960s)

Rolls-Royce RB.203 bypass turbofan.

Intended to replace the Spey.

Rated at 9980lb (44.4KN).

Trent (1990s)

Rolls-Royce high bypass ratio turbofan

Large high-performance bypass turbofan. Used in Boeing 777 and Airbus A330

Rated at up to 102000lb (453.7KN).

Turmo

Blackburn turboshaft

Licenced from Turbomeca.

Rated at 400shp (308KW)

Tweed

Rolls Royce double turboprop.

Rolls-Royce AP.25. Intended for the Fairey Gannet.

Rated at 2500SHP (1864KW).

Viper

Armstrong Siddeley small turbojet.

Mini Sapphire ASV.n Used in Jindivik, HS.125 and Aermacchi MB326.

Rated at 2-4000lb (8.9 - 17.8KN).

W.1

Whittle gas turbine.

W.1 was the first flight engine used in the Gloster E.28/39

Rated at 860lb (3.8KN).

W.1A

Whittle gas turbine.

W.1A was the second flight engine used in the Gloster E.28/39

Rated at 1160lb (5.2KN).

W.1X

Whittle gas turbine.

W.1 was the first engine used in the Gloster E.28/39 for taxi trials

Rated at 620lb (2.8KN).

W.2B

Rover gas turbine

Rover built Whittle engine

Rated at 1200lb (5.3KN).

W.2B/23

Rolls-Royce gas turbine

Rolls-Royce built Whittle engine

Rated at 1400lb (6.2KN).

W.2/500

Power Jets gas turbine

Power Jets built Whittle engine

Rated at 1700lb (7.6KN).

Welland

Rolls-Royce built Whittle W.2.

Used on Gloster Meteor.

Rated at 1700lb (7.6KN).

Wolston

Rover Gas Turbines Ltd auxiliary power unit. aka Rover 1S/60

Developed for the Vulcan and Argosy. Further developed into TP.90 turboprop.

N/A

WR.1

Rolls-Royce built Whittle type engine similar to the W.2B.

Subcontracted to Rolls-Royce by Power Jets.

Rated at 2000lb (8.9KN).

WU

Whittle's first UK turbojet.

Led to W1, W2 and Welland.

Rated at 2-4000lb (8.9 - 17.8KN).

XG.40

Advanced Core Military Engine.

ACME demonstrator engine used in EJ.200 engine.

N/A

Zephyr

Bristol Siddeley two-spool turbojet.

Commercial turbojet derived from the Olympus 200.

Rated at 16000lb (76.2KN).