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GTA V6

TECHNICAL SPECIFICATIONS

 (July 1986)

GENERAL

Type

 

Cd.

Cd. A

 

 

2-door, 2 + 2 coupe. In-line mounted rear engine. Rear wheel drive. Construction: laminated polyester bodyshell integral with steel back­bone chassis.

0.28

5.17

 

ENGINE

Type

Cycle

Installation

Arrangement

Material

Crankshaft main bearings

Bore x stroke (mm)

Capacity (cc)

Compression ratio.

Max. power, kW ISO (bhp DIN)

at engine speed, rpm

Max. torque, Nm ISO (lb-ft)

at engine speed, rpm

Valve operation

* camshaft

* camshaft drive

* valve timing diagram

* valves

Ignition

Firing order

Fuel system

Engine cooling

 

Lubrication

 

 

76W-A700

4-stroke petrol

Rear-mounted

V6 at 90°

Light alloy block and heads

4

91 x 73

2,849

9.5:1

116 (160)

5,750

221 (166)

3,500

 

one, overhead per cylinder block

chain driven

12°-45°-50°-6° (right bank) 10°-47°-52°-5° (left bank)

opposed vee, operated by rocker arm, with hemispherical combustion chambers.

Renix breakerless electronic

1-6-3-5-2-4

Twin carburettors: 1 single choke Solex 34 TBIA, 1 twin choke Solex 35 CEEI

Sealed, liquid, pressurised system comprising radiator, pump, thermo­stat, hot expansion chamber & thermostatically controlled electric fans

Large capacity, light alloy wet sump, chain-driven gear-type pump.

 

GEARBOX

Type

Casing

Ratios & speeds in mph per 1,000 rpm with tyres (circ)

1st

2nd

3rd

4th

5th

Reverse

Final drive

 

 

5-speed, all-indirect transaxle, longitudinally-mounted, twin tube shift mechanism with central lever.

Aluminium alloy and differential housing.

220/55 R 365 V, 1.850m

11 x 37=3.36 - 5.95 mph

17 x 35=2.06 - 9.72 mph

21 x 29=1.38 - 14.50 mph

27 x 28=1.06 - 19.31 mph

39 x 32=0.82 - 24.40 mph

11 x 39=3.545 - 5.64 mph

9 x 31=3.444

 

STEERING

Type

Midpoint ratio

Steering wheel diameter

Turns lock to lock

Turning circle,    kerbs

                        walls

 

 

Rack & pinion

20:1

13.8in.

2.94

37ft.4.8in.

39ft.0.5in.

 

SUSPENSION

FRONT

Geometry

Springs

Spring rate

Anti-roll bar

REAR

Geometry

Springs

Spring rate

Anti-roll bar

 

 

 

Independent, double wishbones, with 7° anti-dive inclination of front lower wishbone

Combined helicoidal springs with telescopic hydraulic shock absorbers

233 lbs/in

16mm diameter

 

Independent, double wishbones

Combined helicoidal springs with telescopic hydraulic shock absorbers

350lbs/in

22mm diameter

BRAKES

Circuit

 

 Front brakes

Pad area

Rear brakes

Pad area

Servo

 

Two separate circuits, servo­assisted, hydraulically operated. Brake pressure limiter acts on rear circuit. Brake fluid level indicator.

Ventilated discs, 10.2in. diameter, 20mm thick

44.3 sq.in.

Ventilated discs, 10.2in. diameter, 20mm thick

44.3 sq.in.

Vacuum type, 7.0in. diameter.

 

WHEELS

Type

Front

Rear

 

 

Light alloy

135 R 365

195 R 365

 

TYRES

Type

Front

Rear

Emergency wheel

 

 

Radial-ply Michelin TRX tubeless, ultra low profile

190/55 R 365 V

220/55 R 365 V

4J15, steel, T 125/70 R15 tyre

 (V6 Turbo wheels & tyres also optional on GTA V6)

CLUTCH

Type

 

 

Single dry-plate diaphragm, 235mm diameter, with hydraulically operated guidance release bearing

 

ELECTRICAL EQUIPMENT

Battery

Alternator

Ignition

 

12 volt/50Ah

90 amp

Transistorised

CAPACITIES

Fuel tank

Cooling system

Engine oil

Gearbox oil

 

 

15.84 gallons (72 litres)

3.30 gallons (15 litres)

11.44 pints (6.5 litres)

5.28 pints (3.0 litres)

 

WEIGHTS

Kerb weight

            on front axle

            on rear axle

Gross vehicle weight

Payload including driver

Towing weight (braked)

Towing weight (unbraked)

 

 

2,513 lbs  (1,140 kgs)

   970 lbs  (440 kgs)

1,543 lbs  (700 kgs)

3,219 lbs  (1,460 kgs)

   705 lbs  (320 kgs)

1,764 lbs  (800 kgs)

1,102 lbs  (500 kgs)

  

FUEL CONSUMPTION

Steady 56 mph (90 km/h)

Steady 75 mph (120 km/h)

Urban cycle

 

 

40.4 mpg (7.0 Its)

35.8 mpg (7.9 Its)

19.2 mpg (14.7 Its)

 

PERFORMANCE

Maximum speed

0-62 mph (sec)

Standing 1/4-mile (sec)

Standing kilometre (sec)

 

 

146 mph (235) km/h)

8.0

15.5

28.0

 

DIMENSIONS

Overall length

Overall width

Overall height

Wheelbase

Front track

Rear track

 

 

170.5 in.

69.1 in.

47.1 in.

92.1 in.

58.8 in.

57.6 in.

 

SERVICE INTERVALS

Minor service & oil change

Major service

 

 

6,000 miles

30,000 miles

 

 

 

 

 

 

 

 

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