Land Rover Defender V8i Workshop Supplement Rover Manual
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GENERAL SPECIFICATION DATA 1 INFORMATION ENGINE 4.0 V8i Type V8i................................................................................. Number of cylinders Eight, two banks of four......................................................... Bore 94,00 mm................................................................................. 3.70 in Stroke 71,12 mm............................................................................... 2.80 in Capacity 3950 cm 3........................................................................... 241 in3 Compression ratio 9.35:1............................................................ Valve operation Overhead by push-rod................................................................ Maximum power 140kW at 4750 rev/min............................................................... Crankshaft Main journal diameter 63,500-63,487 mm....................................................... 2.500-2.4995 in Minimum regrind diameter 62,471-62,484 mm............................................ 2.459-2.260 in Maximum out of round 0,040 mm.................................................. 0.0016 in Crankpin journal diameter 55,513-55,500 mm................................................ 2.1855-2.1850 in Minimum regrind diameter 54,484-54,497 mm............................................... 2.1450-2.1455 in Crankshaft end thrust - end float Taken on thrust washers of centre main bearing 0,10-0,20 mm.......... 0.004-0.008 in Maximum run-out 0,08 mm............................................................. 0.003 in Main bearings Number and material 5, Lead-indium overlay........................................................ Diametrical clearance 0,015-0,060 mm....................................................... 0.0006-0.0024 in Undersize bearing shells 0,254 mm, 0,508 mm.................................................. 0.010 in, 0.020 in Connecting rods Type Horizontally split big-end, plain small-end................................................................................. Length between centres 155,12-155,22 mm................................................... 6.107-6.111 in Big-end bearings Type and material Lead-indium overlay............................................................ Diametrical clearance 0,015-0,060 mm....................................................... 0.0006-0.0024 in End-float on crank pin 0,15-0,36mm...................................................... 0.006-0.014 in Undersize bearing shells 0,25 mm, 0,50 mm.................................................. 0.010, 0.020 in Piston/gudgeon pins Length 60.00-60,50 mm.............................................................................. 2.362-2.382 in Diameter 23,995-24,000 mm.......................................................................... 0.9447-0.9449 in Fit-in connecting rod Press fit......................................................... Clearance in piston 0,006-0,015 mm.......................................................... 0.0002-0.0006 in
04GENERAL SPECIFICATION DATA 2 INFORMATION Pistons Clearance in bore, measured at bottom of skirt at right angles to piston pin 0,020-0,050 mm................................... 0.0008-0.0020 in Piston rings Number of compression rings 2.......................................... Number of oil control rings 1............................................... No 1 compression ring Molybdenum barrel faced..................................................... No 2 compression ring Tapered and marked T or TOP..................................................... Width of compression rings 1,48-1.49 mm.............................................. 0.058-0.059 in Top 1,21-1,23 mm.......................................................................... 0.047-0.048 in Compression ring gap 0,40-0,65 mm...................................................... 0.016-0.26 in Top 0.3-0.5 mm.......................................................................... 0.012-0.020 in Oil control ring type Aclonoform.......................................................... Oil control ring width 3,0 mm......................................................... 0.118 in Oil control ring rail gap 0,38-1,40 mm..................................................... 0.015-0.055 in Camshaft Location Central........................................................................... Number of bearings 5.......................................................... Bearing type Tin-aluminium - Non serviceable..................................................................... Camshaft end-float 0.076-0.355 mm........................................................... 0.003-0.014 in Drive Chain 9,52 mm pitch x 54 pitches.................................................................................. Tappets Type Hydraulic-self-adjusting................................................................................. Valves Length: Inlet 116,59-117,35 mm.................................. 4.590-4.620 in Exhaust 116,59-117,35 mm........................... 4.590-4.62 in Seat angle: Inlet 45°to 45°25 .................................. Exhaust 45°to 45°25 ........................... Head diameter: Inlet 39,75-40,00 mm.................................. 1.565-1.575 in Exhaust 34,23-34,48 mm........................... 1.347-1.357 in Stem diameter: Inlet 8,664-8,679 mm.................................. 0.341-0.342 in Exhaust 8,651-8,666 mm........................... 0.340-0.341 in Stem to guide clearance: Inlet 0,025-0,066 mm.................................. 0.001-.0026 in Exhaust 0,038-0,078 mm........................... 0.0015-0.003 in Valve lift (Inlet and Exhaust) 9,94 mm............................................ 0.391 in Valve spring fitted length at pressure of 29,5 kg, 65 lb 40,4 mm.... 1.590 in Lubrication System type Wet sump, pressure fed..................................................................... Oil pump type Eccentric rotor................................................................... Oil pressure at 2400 rev/min with engine at running temperature 2.1 - 2.8 bar..................................................... 30 - 40 lbf/in 2 Oil filter - internal Wire screen, pump intake filter............................................................... Oil filter - external Full flow, self-contained cartridge.............................................................
GENERAL SPECIFICATION DATA 3 INFORMATION ENGINE MANAGEMENT SYSTEM (GEMS) Fuel system type Sagam-Lucas GEMS hot wire system electronically.............................................................. controlled Fuel pump type High pressure electrical, immersed in the fuel tank................................................................ Fuel pump delivery pressure 2.4-2.6 bar............................................ 34-37 lbf/in 2 Fuel filter In-line filter canister type.......................................................................... Mass air flow sensor (MAF) Make and type Lucas Hot Wire 20AM................................................................. Injectors Make and type Lucas D1000................................................................. Engine Control Module (ECM) Make and type Lucas GEMS 8.2................................................................. Fuel pressure regulator Make and type Lucas 8RV................................................................. Fuel temperature sensor Make and type Lucas 6TT................................................................. Coolant temperature sensor Make and type Lucas 8TT................................................................. Bypass air valve (Stepper motor) Make and type Lucas 3ACM................................................................. Throttle position sensor Make and type Lucas 3TP................................................................. Heated oxygen sensor Make and type Lucas 4LS - heated................................................................. Camshaft position sensor Make and Land Rover part no. Honeywell ERR2261......................................... Crankshaft position sensor Make and type Lucas 4CS................................................................. Knock sensor Make and type Lucas 2KS.................................................................
04GENERAL SPECIFICATION DATA 4 INFORMATION Intake air temperature sensor Make and type Lucas 10TT................................................................. Ignition coils Make and type Lucas 2DIS2................................................................. COOLING SYSTEM Type Pressurized system with cross-flow radiator and................................................................................. remote header tank, thermostat control, pump and fan assisted. Water and antifreeze mixture as coolant. Type of pump Centrifugal impellor, belt driven................................................................... Thermostat 88 0C ....................................................................... 1900F Expansion tank cap pressure - system pressure 1.0 bar............. 15 lbf/in2 Fan and viscous coupling assembly 11 blade axial flow 433mm, 17 in diameter.................................
GENERAL SPECIFICATION DATA 5 INFORMATION AUTOMATIC TRANSMISSION Automatic gearbox Model ZF4HP22............................................................................... Type Four speed and reverse epicylic gears with fluid................................................................................. torque converter and lock-up Transfer gearbox LT230Q Two speed reduction on main gearbox output, front............................................................................ and rear drive permanently engaged. Transfer gearbox ratios: High 1.211:1......................................................................... Low 3.269:1......................................................................... Automatic gearbox ratios 4th 0.728:1........................................................................... 3rd 1.000:1........................................................................... 2nd 1.480:1.......................................................................... 1st 2.480:1........................................................................... Reverse 2.086:1................................................................... Overall ratios - final drive High transfer.............................................. Low transfer 4th 3.46:1........................................................................... 9.34:1 3rd 4.75:1........................................................................... 12.83:1 2nd 7.03:1.......................................................................... 18.98:1 1st 11.78:1........................................................................... 31.80:1 Reverse 9.91:1................................................................... 26.75:1 Propeller shafts Type Front Solid bar 28.6mm, 1.125 in diameter................................................................................. Rear Tubular 51mm, 2.00 in diameter................................................................................. Universal joints Open type Hookes O3EHD................................................................. Rear axle Type Spiral bevel, fully floating shafts................................................................................. Ratio 3.54:1................................................................................. Front axle Type Spiral bevel, enclosed constant velocity joints, fully................................................................................. floating shafts Angularity of universal joint on full lock 32° ............................ Ratio 3.54:1.................................................................................
04GENERAL SPECIFICATION DATA 6 INFORMATION SHIFT SPEEDS - AUTOMATIC ZF OPERATION SELECTOR VEHICLE SPEED ENGINE SPEED POSITION APPROX. APPROX. REV/MIN KICKDOWN (KD) MPH KPH KD4 - 3 D 92 - 100 149 - 164 KD3 - 2 3(D) 57 - 62 99 - 108 KD2 - 1 2(D,3) 30 - 37 48 - 61 KD3 - 4 D N/A N/A KD2 - 3 D(3) 66 - 69 105 - 114 4750 - 5200 KD1 - 2 D(3,2) 37 - 44 61 - 70 4600 - 5250 FULL THROTTLE (FT) FT4 - 3 D 67 - 73 107 -118 FT3 - 2 3(D) 44 - 53 70 - 80 FT3 - 4 D 81 - 88 130 - 141 3980 - 4330 FT2 - 3 D(3) 60 - 66 96 - 105 4350 - 4800 FT1 - 2 D(3,2) 32 - 37 52 - 61 3950 - 4650 PART THROTTLE (PT) PT4 - 3 D 51 - 60 82 - 94 PT3 - 2 D(3) 32 - 41 53 - 65 PT2 - 1 D(3,2) 11 - 13 18 - 21 LIGHT THROTTLE (LT) LT3 - 4 D 28 - 33 47 - 54 1430 - 1650 LT2 - 3 D(3) 20 - 24 32 - 38 1420 - 1820 LT1 - 2 D(3,2) 10 -11 15 - 18 1180 - 1220 ZERO THROTTLE (ZT) ZT4 - 3 D 21 - 27 34 - 45 ZT3 - 2 D(3) 13 - 16 21 - 26 ZT2 - 1 D(3,2) 7 - 8 11 - 12 TORQUE CONVERTER Lock up (IN) D 56 - 59 89 - 94 1875 - 2000 Unlock (OUT) D 54 -57 85 - 91 1825 - 1930 NOTE: The speeds given in the above chart are approximate and only intended as a guide. Maximum shift changes should take place within these tolerance parameters.
GENERAL SPECIFICATION DATA 7 INFORMATION STEERING Power steering box Make and type Adwest Varamatic - worm and roller box................................................................. Ratio Variable: straight ahead 19.3:1 to 17.2:1 on lock................................................................................. Steering wheel turns lock to lock 3.75...................................... Steering pump Make and type ZF Unicorn................................................................. Operating pressure:bar lbf/in 2 Straight ahead at idle - max 7.0.................................... 100 Full lock, left or right at idle - min 28............................. 400 Full lock, left or right at 1000 rev/min 70-77...................... 1000-1100 Steering geometery Steering wheel diameter 412mm.................................................. 16.25 in Steering column type Collapsible coupling....................................................... Steering damper Double acting fitted between drag link and pinion............................................................... housing Toe-out - measurement 0 to 2.0mm.................................................... 0 to 0.08 in Toe-out - included angle 0 oto 0o20 .................................................. Camber angle 0o* .................................................................. Castor angle 3o* ..................................................................... Swivel pin inclination 7o* ........................................................ * Check with vehicle in static unladen condition with 23 litres, of fuel. Rock the vehicle up and down at the front to allow the suspension to take an unstressed position. SUSPENSION Type Coil springs controlled by telescopic dampers front................................................................................. and rear. Front Transverse location of axle by Panhard rod, and fore................................................................................. and aft location by two radius arms. Anti-roll bar fitted. Rear Fore and aft movement inhibited by two tubular trailing................................................................................. links. Lateral location of axle by a centrally positioned A frame, upperlink assembly, bolted at the apex to a ball joint mounting. Anti-roll bar fitted. Road spring data 90 model weight 2550 Kg............................................................... 5622 lb Front Driver side NRC 9446 BLUE/GREEN............................................................... Passenger side NRC 9447 BLUE/YELLOW....................................................... Rear Driver side NRC 9448 RED/BLUE............................................................... Passenger side NRC 9449 YELLOW/WHITE.......................................................
04GENERAL SPECIFICATION DATA 8 INFORMATION Shock absorbers Type Telescopic, double-acting non-adjustable................................................................................. Bore diameter 35.47mm................................................................... 1.396 in BRAKES Front service brake Caliper AP Lockheed, four opposed pistons.............................................................................. Operation Hydraulic, self adjusting......................................................................... Disc Ventilated, outboard.................................................................................. Disc diameter 298mm................................................................... 11.73 in Disc thickness 24mm.................................................................. 0.945 in Wear limit - per side of disc 1mm.............................................. 0.04 in Disc run-out maximum 0.15mm..................................................... 0.006 in Pad area 58cm 2.......................................................................... 9.0 in2 Total swept area - per disc 801cm2............................................... 124 in2 Pad material Ferodo 3440FM non asbestos..................................................................... Pad minimum thickness 3mm................................................... 0.12 in Rear service brake Caliper AP Lockheed opposed piston.............................................................................. Operation Hydraulic, self adjusting......................................................................... Disc Solid, outboard.................................................................................. Disc diameter 290mm................................................................... 11.42 in Disc thickness 12.5mm.................................................................. 0.490 in Wear limit - per side of disc 0.38mm.............................................. 0.015 in Disc run-out maximum 0.15mm..................................................... 0.006 in Pad area 30.5cm 2.......................................................................... 4.73 in2 Total swept area - per disc 694cm2............................................... 106.98in2 Pad minimum thickness 3mm................................................... 0.12 in Pad material Ferodo 3440FM non asbestos..................................................................... Parking brake Type Mechanical, cable operated drum brake on the rear of................................................................................. the transfer gearbox output shaft Drum internal diameter 254 mm..................................................... 10.0 in Width 70mm................................................................................ 2.75 in Pad material Ferodo 3611 non asbestos..................................................................... Servo/master cylinder Manufacturer Lucas.................................................................... Servo type LSC 80, ratio 4.0:1........................................................................ Master cylinder tandem type - diameter 25.4 mm........................... 1.0 in Pressure reducing valve, failure conscious: Cut-in pressure 24 bar........................................................ 360 lbf/in 2
GENERAL SPECIFICATION DATA 9 INFORMATION AIR CONDITIONING System CFC free expansion valve system............................................................................. Compressor Nippon Denso 10PA17..................................................................... Refrigerant R134a....................................................................... Charge quantity 900 g±30 g ....................................................... 32 oz±1oz Refrigerant oil 180 ml................................................................... 6.3 fl.oz WIPER MOTORS Windscreen wiper motor Make/type Lucas 14W uprated two speed........................................................................ Armature end float 0.1 to 0.2 mm............................................................ 0.004 to 0.008 in Brush length, minimum 4.8 mm.................................................... 0.20 in Brush spring tension 140 to 200 gf........................................................ 5 to 7 ozf Resistance of armature winding at 16°C, 68°F measured between adjacent commutatator segments 0.23 to 0.35 ohms..... Light running, rack disconnected: current at 13.5 V 2.0 A......... Wiper speed, wet screen, 60 seconds from cold: Low speed 45±3 rev/min ............................................................... High speed 65±5 rev/min .............................................................. Tailgate wiper motor Make/type IMOS (non-serviceable)........................................................................ Running current, wet screen at 20°C, 68°F ambient 1.0 to 2.8 A........ Wiper speed, wet screen at 20°C, 68°F ambient 37 to 43 cycles per minute.............