Technical Data

Cologne 2.8i Engine

General Technical Info
Description2.0i2.8i2.9i
Engine Type4 Cylinder DOHC Inline6 Cylinder ohv in V Config6 Cylinder ohv in V Config
Capacity1998cc2792cc2933cc
Engine CodeI4PRTB4A
Cylinder Head Cast ID ENH
Engine Bore86.0mm93.03mm93.00mm
Engine Stroke86.0mm68.50mm71.99mm
Compression Ratio10.3:19.2:19.5:1
Injection SystemEEC-IV ElectronicBosch K-JetronicEEC-IV Electronic
Gearbox TypeType MT75 5-SpeedType 9 5-SpeedType MT75 5-Speed
Front Brakes259mm Ventilated Disc259mm Ventilated Disc259mm Ventilated Disc
Rear Brakes251mm Solid Disc251mm Solid Disc251mm Solid Disc
Max Power Output125 bhp @ 5600rpm150 bhp @ 5800rpm150 bhp @ 5700rpm
Max Torque128 lb/ft @ 2500 rpm161 lb/ft @ 3000rpm172 lb/ft @ 3000 rpm
Maximum Speed119 mph125 mph129 mph
0-60 Time9.7 secs8.4 secs8.2 secs
Fuel Economy (Urban)30.7 mpg23 mpg24 mpg
Weight1215kg1300kg1300kg
Production1990-1993 (G-K)1985-1989 (C-E)1989-1993 (F-K)
Insurance Group131414

More Technical Info
Description2.0i2.8i2.9i
Firing Order1-3-4-21-4-2-5-3-61-4-2-5-3-6
Spark Plugs (Motorcraft)BRF 22CAGR 22C
Spark Plug Gap0.75 (0.030)0.75 (0.030)
Valve Clearance Inlet (mm)0.02 (0.008)0.35 (0.014)
Valve Clearance Outlet (mm)0.25 (0.010)0.40 (0.016)
Oil Filter (Motorcraft)EFL 90EFL 38
Oil Capacity-Litres (with Filter Change)4.654.65
Oil Capacity-Litres (without Filter Change)4.404.40
Type 9 Gearbox Capacity-LitresN/A1.25N/A
MT75 Gearbox Capacity-Litres1.2N/A1.2
Power Steering Capacity-Litres0.750.750.75
Cooling System Capacity-Litres8.58.58.5
Centre Differential Capacity-Litres0.960.960.96
Transfer Box Capacity-Litres0.50.50.5
Rear Axle Capacity-Litres1.01.01.0

Oil/Fluid Specifications
DescriptionSpecification
Oil ViscositySAE 10W-30
Type 9 Gearbox OilESD M2C175-A (Part No A83SX 2C175-AA)
MT75 Gearbox OilESD M2C186-A
Transfer Box OilFord Automatic Transmission Fluid SQM-2C9010-A (Part No A80SX 19547-AA)
Centre Diff OilHypoid SAE 90 SQM-2C9002-AA
Front & Rear Axle OilHypoid SAE 90 SQM-2C9002-AA
Power Steering FluidFord Automatic Transmission Fluid SQM-2C9010-A (Part No A80SX 19547-AA)

2.8i 1987 Onwards Fuses & Relays
Fuse IDRatingCircuitRelay IDCircuit
120Main Beam Left, Aux Driving Lamp LeftIIgnition Switch
220Main Beam Right, Aux Driving Lamp RightIIDim-Dip Lighting
310Dipped Beam LeftIIIHeadlamp Wash/Wipe
410Dipped Beam RightIV-
510Sidelights LeftVIntermittent Wiper Control
610Sidelights RightVITime Delay-Interior Lights
715Instrument Panel Illumination, Number Plate LightsVIIABS
8--VIII-
930Headlamp Wash/WipeIX-
1020Central Locking, Interior Lights, Clock, Electric MirrorsXMain Beam
1120-XIEngine Management
1210Hazard Warning LightsXII-
1330Cigarette LighterA-
1430HornBRear Foglamp
1530Wiper Motor, Washer PumpCHorn
1620Heated Rear Window, Heated Wing MirrorsDEngine Management
1720Front Foglamps, Dim-Dip LightingEElectric Wing Mirrors
1830Heater MotorFDipped Beam
19--G-
2015Direction Indicators, Reversing LightsHFront Foglamps
2115Stop LightsLIDirection Indicators, Hazard Flashers
2210Instruments and ControlsNIBulb Outage
2320Fuel PumpM3Air Conditioner
24C30Power Windows (Circuit Breaker)M4Fan (A/C)
3020Anti-Lock BrakingM6ABS Pump
3130ABS PumpM9Hot Start Relay
3315Fuel PumpPIABS System
351Engine ManagementP2Fuel Injection System
   P3Aux Warning System
   L2Heated Front Screen (Time Relay)
   L3Heated Front Screen

2.9i 1990 Onwards Fuses & Relays
Fuse IDRatingCircuitRelay IDCircuit
115Main Beam Left, Aux Driving Lamp LeftIIgnition Switch
215Main Beam Right, Aux Driving Lamp RightIIDim-Dip Lighting
37.5Dipped Beam LeftIIIHeadlamp Wash/Wipe
47.5Dipped Beam RightIVHeated Rear Window
55Sidelights LeftVIntermittent Wiper Control (Front)
65Sidelights RightVITime Delay-Interior Lights
715Instrument Panel Illumination, Number Plate LightsVIIABS
815Radio/Cassette PlayerVIII-
915Headlamp Wash/WipeIXIntermittent Wiper Control (Back)
107.5Central Locking, Interior Lights, Clock, Electric MirrorsXMain Beam
1115Fuel PumpXIEngine Management
1210Hazard Warning Lights, Alarm, Door LockingXIIAlarm
1320Heated Front Seats, Cigarette LighterAEngine Running
1410HornBRear Foglamp
1515Wiper Motor, Washer PumpCHorn
1620Heated Rear Window, Heated Wing MirrorsDEngine Management
1725Front FoglampsERear Foglamps
1825Heater MotorFDipped Beam
19--GHeated Seats
2010Direction Indicators, Reversing LightsHFront Foglamps
217.5Stop Lights  
224Control Circuits & Warning Systems  
2320Fuel Pump  
2430Power Windows  
3020Anti-Lock Braking  
3130ABS Pump  
3325Cooling Fan  
3430ABS Pump  
351Engine Management  

I have included the table below so that a comparison can be made between the various "hot" versions of the XR4x4.

DescriptionMinkerSprintex SuperchargedTT 200TT 230TT 240TT 280TT Twin TurboJanspeed TurboPE System XPE UltimaxSE 3.1 Stage 3Oselli Graduate 2.0
Capacity2933cc2792cc2792cc2792cc2792cc2933cc2933cc2792cc2933cc3660cc3081cc1998cc
Max Power Output323 bhp @ 6000rpm240 bhp @ 5250rpm200 bhp230 bhp @ 5000rpm240 bhp @ 5500rpm280 bhp @ 5000rpm225 bhp @ 5500rpm260 bhp @ 5750rpm250 bhp @ 4300rpm220 bhp205 bhp @ 5700rpm205 bhp
Max Torque330 lb/ft @ 3800rpm295 lb/ft @ 3000rpm 275 lb/ft @ 4000rpm280 lb/ft @ 4000rpm340 lb/ft @ 2500rpm273 lb/ft @ 2750rpm295 lb/ft @ 4000rpm305 bhp @ 4300rpm238 lb/ft @ 3300 rpm218 lb/ft @ 3000rpm215 lb/ft
Maximum Speed170 mph145 mph 140 mph140 mph145 mph145 mph144 mph145 mph 142 mph135 mph
0-60 Time (Secs)4.86.2 6.15.55.86.86.36.2 7.26.1
0-100 Time (Secs)12.315 14.913.914.215.115.315.0 17.414.7
TypeTwin TurboSuperchargerTurboTurboTurboTwin TurboTwin TurboTwin TurboSuperchargerNaturalNaturalTurbo

Below can be found Haynes Technical Data Sheets for the four engine types found on the XR4x4 range. These are in PDF format which requires Adobe Acrobat to read them. To download them right click and select "Save Target As".

View Sierra 2.0i 1989 to 1992 :
View Sierra 2.8i 1987 to 1989 :
View Sierra 2.9i 1989 to 1991 :
View Sierra 2.9i 1990 to 1993 :