Toyota Corolla AE86 GT group A (1984)
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1979: Toyota Corolla TE71 GT
1984: Toyota Corolla AE86 GT
1985: Toyota Corolla AE82 FX 16V
1989: Toyota Corolla AE92 GTi
1995: Toyota Corolla AE102R Seca RV
1999: Toyota Corolla AE111

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Group A manual
All about Toyota twin cam

Group/Class A/6 Homologation number: A5179 (2 door), A5180 (3 door), A5275 (3 door Sprinter Trueno)
Years active 1984-1990 Homologation start: 1/1/1984, 1/7/1985 (Sprinter Trueno)
Homologation end: 31/12/1993, 31/12/1992 (Sprinter Trueno)
Type Toyota 4A-GE Mk I, straight 4 cyl, 4 stroke, petrol engine located front longitudinal with 5o left inclination to driver's side (LHD)
Capacity 1587 cc WRC: 1587cc
Bore x Stroke (mm) 81.0 x 77.0
Compression ratio 11.0:1
Output power - torgue 180 HP / 6600 rpm 20.2 kgm (198 Nm) / 5200 rpm
Main bearings forged steel crankshaft with 5 main bearings 52mm diameter connecting rod length between centers 122mm, big end bearing tunnel diameter 43mm
Materials block: cast iron with 191mm deck height and 89mm bore spacing cylinderhead: cross flow aluminium alloy with hemispherical combustion chambers
Cams/valves dual overhead camshaft (DOHC), belt driven 4 valves/cyl. - 16 valves total. 30.7mm inlet valve diameter, 25.7mm exhaust valve diameter. 25o angle between inlet valve axis and vertical, 25o angle between exhaust valve axis and vertical
Aspiration natural, Nippon Denso D-jetronic multipoint electronic fuel injection
Ignition electronic, firing order 1-3-4-2
Cooling system watercooled
Lubrication system wet sump
Type rear wheel drive Toyota T50, 5 speed manual gearbox
Gearbox ratios constant: 1.435/1 (33/23)
1st: 3.587/1 (35/14)
2nd: 2.022/1 (31/22)
3rd: 1.384/1 (27/28)
4th: 1.000/1
5th: 0.861/1 (21/35)
R: 3.484/1 (34/21 x 21/14)
constant: 1.444/1 (26/18)
1st: 2.347/1 (26/16)
2nd: 1.733/1 (24/20)
3rd: 1.379/1 (21/22)
4th: 1.144/1 (19/24)
5th: 1.000/1
R: 3.405/1 (33/17 x 17/14)
Diffrential ratio 4.300/1 (43/10), 4.875/1 (39/8), 5.125/1 (41/8) hypoid spiral bevel gears limited slip rear differential
Clutch dry single disc
Type steel monocoque AE86 chassis with roll-cage. 2 of 3 door coupe steel bodyshell with steel doors, steel front/rear bonnets, and plastic front/rear bumpers
Front suspension macpherson strut with lower arm, coil spring, telescopic gas shock absorber and 16 to 30mm diameter anti-roll bar
Rear suspension live axle with 4 longitudinal control arms, panhar rod, coil springs, telescopic gas shock absorber and anti-roll bar
Steering system rack and pinion (no servo) 2.5 turns lock to lock, 18.6/1 ratio
Brakes Front ventilated discs 234mm diameter and 1 cast iron piston caliper 50.8mm diameter, rear drum 230mm diameter, or solid discs 231mm diameter with 1 cast iron piston caliper 34.9mm diameter.
Front ventilated discs 260/266/280mm diameter and 4 piston calipers, rear ventilated discs 260/264mm diameter and 2 or 4 piston calipers
dual circuit with servo, adjustable ratio split front to rear
length: 4.180 m (164.5") width: 1.625 m (64.0") height: 1.335 m (52.6")
wheelbase: 2.400 m (94.5") front track: 1.355 m (53.3") rear track: 1.345 m (53.0")
Rims - tires 5 - 6J x 13" - 14" 185/70 HR 13
Weight 920 kg
Fuel tank 50 lt
Drag coefficient 0.35

Results in WRC



Group A classification noted in brackets
Entry Rally event
Team M.C (SVE)
Entry list
Kurt Kreutz
Günter Kirberg
Klaus Fritzinger (2 door)
Henning Wünsch
Fritzinger Motorsport dnf
Jorge Ortigão
João Batista
Traffic - Salvador Caetano 8th (2nd)
Ewald Klein
Günther Witzmann
17th (7th)
António Coutinho
António Manuel
Kiyoshi Inoue
Toshio Omizo
Manolis Halivelakis
Konstantinos Exarchos
13th (1st)
Manolis Panagiotopoulos
Efthimios Sassalos
Andreas Papatriantafillou
Konstantinos Stefanis
Muneyoshi Shibagaki
S Jukawa
Bruce McKenzie
Peter Barnie
12th (4th)
Paul Adams
Jim Scott
oil pump
Marjo Salonen
Tuula Karkkulainen
Yuji Kase (2 door)
Satoshi Hayashi
Advan 23rd (7th)
Tom Ryan
Anne Ryan
David Mann
David West
Others starts/finishes 13/7 2/1 4/2 4/1 2/1 1/1 3/2

*Group N2 entries

Articles for group N and production

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FIA Roll Cage


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T50 gearbox

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