VW Golf Mk II GTi group A (1984)
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Development chain 1976: VW Golf Mk I GTi 1983: VW Golf Mk I GTi 1.8 1984: VW Golf Mk II GTi 1986: VW Golf Mk II GTi 16V 1990: VW Golf Mk II Rallye G60 1993: VW Golf Mk III GTi 16V |
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Table of Contents
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Specifications
| Group/Class | A/7 | Homologation number: A5212 | |
| Years active | 1984 - 1985 | Homologation start: 1/4/1984 Homologation end: 31/12/1996 |
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| Engine | |||
|---|---|---|---|
| Type | VW EA827 R4, code ADZ, straight 4 cyl, 4 stroke, petrol engine | located front transverse with 15o rear inclination | |
| Capacity | 1781 cc | WRC: 1781 cc | |
| Bore x Stroke (mm) | 81.0 x 86.4 | ||
| Compression ratio | 11.0:1 | ||
| Output power - torgue | 170 HP / 7000 rpm | 20.4 kgm (200 Nm) / 6250 rpm | |
| Main bearings | forged steel crankshaft with 5 main bearings 54mm diameter, big end journal diameter diameter 47.8mm | connecting rod length between centers 144mm, big end bearing tunnel diameter 50.6mm, aluminium alloy piston with 33.3mm compression height, 1.5/1.75/3mm piston rings, 20mm pin diameter | |
| Materials | block: grey cast iron, 220mm deck height, 277.8mm height, 88mm bore spacing | cylinderhead: reverse flow aluminium alloy hemispherical combustion chambers with vertical valves, 132.9mm height | |
| Cams/valves | single overhead camshaft (SOHC), belt driven | 2 valves/cyl. - 8 valves total. 40.1mm inlet valve diameter, 33.3mm exhaust valve diameter. 0o angle between inlet/exhaust valve axis and vertical. 2 coil springs per valve | |
| Aspiration | natural, Bosch K-jetronic mechanical multipoint fuel injection. 1987, US model: Bosch KE-jetronic electronic injection. 1988+: Bosch/VW Digifant, electronic multipoint fuel injection |
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| Ignition | electronic, firing order 1-3-4-2 | ||
| Cooling system | jacketed watercooled with pump, radiator, 280mm-4 blades fan and thermostat | 6.5 lt | |
| Lubrication system | wet sump with 1 oil cooler | 3.5 lt | |
| Transmission | |||
| Type | front wheel drive | VW 5 speed gearbox. 1988+: 6 speed gearbox | |
| Gearbox ratios | 1st: 3.455/1 (38/11) 2nd: 2.118/1 (36/17) 3rd: 1.444/1 (39/27) 4th: 1.129/1 (35/31) 5th: 0.897/1 (42/47) R: 3.167/1 (38/12) |
dog, 1st: 2.500/1 (35/14) 2nd: 1.789/1 (34/19) 3rd: 1.423/1 (37/26) 4th: 1.172/1 (34/29) 5th: 1.031/1 (33/32) R: 3.167/1 (38/12) |
1988+: dog, 1st: 2.909/1 (32/11) 2nd: 2.277/1 (41/18) 3rd: 1.809/1 (38/21) 4th: 1.480/1 (37/25) 5th: 1.240/1 (31/25) 6th: 1.071/1 (30/28) R: 3.167/1 (38/12) |
| Diffrential ratio | 3.667/1 (66/18), 4.200/1 (63/15), 4.640/1 (65/14). 1985+: 5.077/1 (66/13), 3.938/1 (63/16) |
helical gears limited slip front differential | |
| Clutch | dry single disk, 210mm diameter | ||
| Chassis-body | |||
| Type | steel monocoque Typ 19E chassis of VW A2 platform with front cross member for front suspension and 25kg AlZnMg1 (D40x3.5mm tubes) alloy roll cage. 3 door hatchback steel bodyshell with steel bonnets and doors, steel+PVC front and rear bumpers. 1992: aluminium roll cages cancelled |
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| Front suspension | mac pherson strut with lower 'L' wishbone, coil springs, telescopic gas shock absorbers and anti roll bar | ||
| Rear suspension | torsion beam axle with trailing arm, coil spring, telescopic gas shock absorbers and adjustable anti roll bar | ||
| Steering system | rack and pinion with or without hydraulic power assistance | 3.25 turns lock to lock, 20.8/1 or 16.8/1 ratio. 1987, US model: 17.5/1 ratio |
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| Brakes | Front ventilated discs 239mm diameter with 1 cast iron piston caliper 48mm diameter, rear solid discs 226mm diameter with 1 cast iron piston caliper 36mm diameter. Front Girling ventilated disks 256/260/266/280/304mm diameter with 1 or 4 cast aluminium piston calipers 38.1/42.8/48/54mm diameter, rear Girling solid or ventilated disks of 225/240/260/266mm diameter with 1 or 2 or 4 cast aluminium piston calipers 33.9/36/38/42.8mm diameter. Front Lockheed ventilated disks 239/260/266/280/304mm diameter with 4 aluminium piston calipers 38.1/41.3mm diameter, rear Lockheed solid or ventilated disks of 239/260/266/280mm diameter with 2 aluminium piston calipers 41.3/42.8/44.5mm diameter. |
dual circuit with VW vacuum servo and adjustable ratio split front to rear | |
| Dimensions | |||
| length: 3.987 m (157.0") | width: 1.680 m (66.1") | height: 1.405 m (55.3") | |
| wheelbase: 2.475 m (97.4") | front track: 1.429 m (56.3") | rear track: 1.422 m (56.0") | |
| Rims - tires | steel or aluminium 5.5J x 13", 1985: 6J x 14", 1988: 6J x 15" | ||
| Weight | 920 kg | 62-38% front/rear distribution | |
| Fuel tank | 55 lt made of PVC, or 100 lt made of aluminium | ||
Results in WRC
Statistics
| 1984 | 1985 | 1986 | 1987 | 1988 | 1989 | 1990 | 1991 | 1992 | 1993 | Total | |
| Works | |||||||||||
| Races /(gr A wins) | 5/(2) | 8/(2) | 1/0 | 14/(4) | |||||||
| Entries/finishes | 10/4 | 14/10 | 2/0 | 26/14 (53.8%) | |||||||
| Others | |||||||||||
| Races/(gr A wins - A/7 wins) | 3/(1) | +3 | +3 | 6 | +7/(2) | 5 | 3 | 4/(1) | 3 | 2 | 38/(4) |
| Entries/finishes | 3/1 | 13/9 | 23/6 | 23/7 | 14/6 | 12/2 | 4/0 | 4/3 | 4/2 | 2/1 | 102/37 (36.3%) |
| Total WRC results | |||||||||||
| Races/gr A wins (A/7 wins) | 3/(1) | 8/(2) | 11/(2) | 6 | 8/(2) | 5 | 3 | 4/(1) | 3 | 2 | 53/(8) |
| Entries/finishes | 3/1 | 23/13 | 37/16 | 23/7 | 16/6 | 12/2 | 4/0 | 4/3 | 4/2 | 2/1 | 128/51 (39.8%) |
Races
Works team: Volkswagen Motorsport
Group A classification is noted in brackets
| Entry | Rally event | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Driver Codriver |
Team | M.C | (SVE) Entry list |
POR | KEN | TdC | GRE | N.Z | ARG | FIN | S.R | (CdI) | RAC | ||
| Kalle Grundel Peter Diekmann |
works | acci dent | 6th (1st) | acci dent | |||||||||||
| Guy Chasseuil Bernadette Chasseuil |
differ ential | ||||||||||||||
| Laurent Poggi Jean-François Peretti |
dnf | ||||||||||||||
| Total points () |
5 | 5 | |||||||||||||
| Statistics | |||||||||||||||
| Others starts/finishes | 5/1 | 2/0 | 1/0 | 1/1 | 1/0 | ||||||||||
Article for production and group N
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SourceFront cross member
Drawings
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Source
Suspension
Source1 - Hexagon bolt, 35 Nm
2 - Swivel joint (Modification: As of 08.87 pin Ø 19 mm, previously Ø 17 mm)
3 - Plate with nuts
4 - Suspension link
5 - Front wishbone bush
6 - Rear wishbone bush
7 - Metal sleeve, slotted (Not fitted in vehicles with G60 engine)
8 - Hexagon bolt, 130 Nm
9 - Hexagon bolt M12×1.5 x 74, 130 Nm (Vehicle with G60 engine M12 x 1.5 x 78, 130 Nm)
10 - Self-locking hexagon nut, 25 Nm
11 - Washer (Collar faces away from bush)
12 - Connecting link mounting (Side with large depression to suspension link)
13 - Coupling rod
14 - Rubber bush (Before pressing in, coat with lubricant e.g. soft soap)
15 - Hexagon bolt, 25 Nm
16 - Clamp
17 - Rubber bush
18 - Anti-roll bar
19 - Hexagon bolt, 80 Nm
20 - Hexagon bolt M12×1.5 x 65, 130 Nm
21 - Subframe
22 - Cap nut
23 - Hexagon bolt
24 - Hexagon nut, 25 Nm
25 - Damper weight (Only fitted in vehicles with G60 engine)
Source
page revision: 253, last edited: 18 Aug 2019 01:00