Toyota Celica RA45 GT2000 group 4 (1979)
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Home » Rally Cars » Toyota Celica RA45 GT2000
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1976: Toyota Celica RA20 16V
1979: Toyota Celica RA45 GT2000
1982: Toyota Celica RA63 GT2000
1983: Toyota Celica TA64 TCT		 Development level
Group 4
Group 2

In rally: see video

Specifications

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Group 4 Homologation number: 663
Years active 1978-1981 Homologation start: 1/6/1979
Homologation end: 31/12/1981
Engine
Type Toyota Toyota 18R-GE 152E (18R), straight 4cyl, 4 stroke, petrol engine located front longitudinal
Capacity 1998 cc WRC: 1998 cc
Bore x Stroke (mm) 89.0 mm x 80.0
Compression ratio 8.3:1, 18R-G: 9.7:1, 152E: 11.5:1
Output power - torgue 245 PS (182 kW) @ 9000 rpm 250 Nm @ 5500 rpm
Main bearings forged steel crankshaft with 5 main bearings 60mm diameter big end bearing internal diameter 53mm, aluminium alloy piston with 43 mm piston compression height. 18R-G: 46 mm piston compression height
Materials block: cast iron cylinderhead: aluminium alloy with hemishperical combustion chamber
Cams/valves double overhead camshaft (DOHC), chain driven 4 valves/cyl. - 16 valves total
Aspiration natural, 2 x Mikuni 18R-GU carburetor. 1981: Nippon Denso electrical pump multipoint fuel injection
Ignition electronic, firing order 1-3-4-2. Spark plugs: Denso W20EX, NGK BP6EZ
Cooling system jacketed watercooled with pump, radiator, 380 mm diameter-7 blades fan and thermostat 9 lt
Lubrication system dry sump 4.7 lt
Transmission
Type rear wheel drive Toyota W50 or P51, 5 or 4 speed manual gearbox
Gearbox ratios W50: constant: 1.45/1 (29/20)
1st: 2.26/1 (28/18)
2nd: 1.51/1 (27/26)
3rd: 1.18/1 (22/27)
4th: 1.00/1
5th: 0.88/1 (20/33)
R: 4.04/1 (39/31 x 31/14)		 W50: constant: 1.353/1 (46/34)
1st: 2.25/1 (30/18)
2nd: 1.55/1 (32/28)
3rd: 1.13/1 (31/37)
4th: 1.00/1
5th: 0.86/1 (35/55)
R: 4.04/1 (39/31 x 31/14)
Diffrential ratio 4.56/1 (41/9), 4.88/1 (39/8), 5.38/1 (43/8), hypoid spiral bevel gears limited slip rear differential
Clutch dry single plate 227mm diameter
Chassis-body
Type steel monocoque RA45 chassis of Toyota A40 platform with roll cage (5/5V). 2 door coupe liftback bodyshell. Group 2: rear plastic spoiler
Front suspension mcpherson strut with lower wishbone, coil springs, telescopic shock absorbers and anti roll bar
Rear suspension live axle with 4 longitudinal radius links and panhard rod, coil springs and telescopic shock absorbers
Steering system recirculating ball (no servo) 1980: rack and pinion with vacuum servo
Brakes Front solid disc 228 mm diameter with 1 piston caliper 50.8 mm piston diameter, or group 4: ventilated disc 266 mm diameter with 2 piston calipers 50.8 or 52.4 mm piston diameter or 4 piston calipers with 41.3 mm piston diameter.
Rear drums 228mm diameter with 1 double piston caliper 20.6 mm piston diameter. **Group 4: solid disc 230 mm diameter with 2 piston caliper 38.1 or 43.1 mm piston diameter		 dual circuit with vacuum servo
Dimensions
length: 4.330 m (170.5") width: 1.640 m (64.6") height: 1.325 m (52.2")
wheelbase: 2.500 m (98.4") front track: 1.350 m (53.1") rear track: 1.365 m (53.7")
Rims - tires 5J x 13", or 5.5J x 14"
Weight 1000 kg
Fuel tank 100 lt

Results in WRC

Races

Works team: Toyota Team Europe

Season
Entry Rally event
Driver
Codriver		 Team MC SVE
Entry list		 POR KEN GRE N.Z FIN C.Q S.R TdC
Entry list		 RAC
Entry list		 CdI
Ove Andersson
Henry Liddon		 works 5th*
Jean-Luc Thérier
Michel Vial		 works inje ction acci dent*
Tapio Rainio
Henry Liddon		 Toyota Team Great Britain 11th
Leif Asterhag
Mike Broad		 Toyota Team Great Britain clutch
Total points
()		 6 6
Statistics
Others starts/finishes 5/2 3/1 2/1

*Group 4 lift-back car with group 2 8Valves engines and 180 HP
Works entries for Cote d' Ivory: Premoto Toyota

1979-Ivory-Coast-Rally.jpg Source
Ove Andersson in Coast de Ivory '79
IMG_4142.jpg Source
page revision: 58, last edited: 27 Oct 2019 07:48
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