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Pontiac Firebird

(1981 model)

Brief specs of 1981 Pontiac Firebird

2-door 2+2-seater fixed-head coupé, petrol (gasoline) 6-cylinder 12-valve V engine, OHV (overhead valve, I-head), 3791 cm3 / 231.3 cu in / 231.3 cu in, 82.0 kW / 110.0 hp / 110.0 hp @ 3800 rpm / 3800 rpm / 3800 rpm, 256.0 N·m / 188.8 lb·ft / 188.8 lb·ft @ 1600 rpm / 1600 rpm / 1600 rpm, manual 3-speed transmission, rear wheel drive, 149 km/h / 93 mph / 93 mph top speed

units: metric UK US

Basic (general) data

Marque (make)PontiacIssued from1981
ModelFirebirdIssued until
SerieFirebirdNumber made
Model familyBody construction
Model codeBody designation
ManufacturerPontiacCountryUS

Bodywork

Base platformNumber of doors2
Bodywork typefixed-head coupéNumber of seats2+2
Bodywork designerCargo capacity (volume)
Passenger space (volume)5080 l / 179.40 cu ft / 179.40 cu ftMax. cargo capacity (volume)

Dimensions & Weight

Length5032 mm / 198.1 in / 198.1 inTotal (curb) weight1483 kg / 3269 lb / 3269 lb
Width1854 mm / 73.0 in / 73.0 inDry weight
Height1252 mm / 49.3 in / 49.3 inLoad capacity
Wheelbase2748 mm / 108.2 in / 108.2 inGross (max.) weight
Track front1557 mm / 61.3 in / 61.3 inTowing weight
Track rear1524 mm / 60.0 in / 60.0 inWeight distribution (front)
Ground clearance117 mm / 4.6 in / 4.6 inFuel capacity80 l / 17.5 UK gal / 21.0 US gal
Length/wheelbase ratio1.83  

Aerodynamics

Drag coefficient (Cd, Cx, Cw)Frontal area (A)1.97 m2 / 21.2 sq ft / 21.2 sq ft (est.)
Aerodynamic coefficient (Cd×A)Aerodynamic resistance (Aero horse power) at 100 km/h (62 mph)

Engine

Engine CodeTotal number of cylinders6
Engine TypeV engine (V6)Total number of valves12
Engine ManufacturerGMValves per cylinder2
Engine constructioncast iron block & headBore96.5 mm / 3.80 in / 3.80 in
Fuelpetrol (gasoline)Stroke86.4 mm / 3.40 in / 3.40 in
Fuel detailsBore/Stroke ratio1.12
Fuel supply1 Ro 2ME carbEngine displacement3791 cm3 / 231.3 cu in / 231.3 cu in
Engine Main bearings4Unitary capacity631.83 cm3/cylinder / 38.557 cu in/cylinder / 38.557 cu in/cylinder
Cam DesignOHV (overhead valve, I-head)Compression ratio8.0 : 1
SumpwetMax. output power82.0 kW / 110.0 hp / 110.0 hp at 3800 rpm / 3800 rpm / 3800 rpm
AspirationnaturalMax. torque256.0 N·m / 188.8 lb·ft / 188.8 lb·ft at 1600 rpm / 1600 rpm / 1600 rpm
Compressor typeN/AMaximum rpm4400 rpm / 4400 rpm / 4400 rpm
IntercoolernoMax. net output (power at the wheels)32.8 kW / 44.0 hp / 44.0 hp (est.)
CoolantwaterSpecific output21.6 kW/l / 0.475 bhp/cu in / 0.475 bhp/cu in
Catalytic converteryesSpecific torque67.5 N·m/l / 0.59 lb·ft/cu in / 0.59 lb·ft/cu in

Transmission

Transmission typemanualNumber of gears3
Wheel driverear wheel driveTop gear (drive) ratio1
  Final gear (drive) ratio3.08

Performance

Acceleration 0-50 mph (80 km/h)Top (maximal) speed149 km/h / 93 mph / 93 mph
Acceleration 0-60 mph (97 km/h)Power-to-weight ratio74.2 kW/ton / 56.2 bhp/ton / 56.2 bhp/ton
Acceleration 0-100 km/hFuel consumption, City (urban)
Acceleration 0-100 mph (160 km/h)Fuel consumption, Road (extra-urban)
Acceleration 80-120 km/h (50-70 mph) in topFuel consumption, Mixed (combined)
Standing ¼mile time Fuel consumption, Euro
Standing kilometer time CO2 emissions
  Range

Chassis

Engine locationfrontEngine alignmentlongitudinal
Steeringrecirculating ball VPASSteering details
Turns lock-to-lock2.41Turning circle12.6 m / 41.3 ft / 41.3 ft
Suspension frontIndependent, Wishbone (A-arm, control arm), Coil springs, Anti-roll (anti-sway) bar (ARB)Suspension rearLive axle, Semi-elliptic leaf springs, Anti-roll (anti-sway) bar (ARB)
Wheels frontWheels rear
Tyres frontP205/75 R 15Tyres rearP205/75 R 15
Brakes frontventilated discBrakes reardrum
Brake diameter front279 mm / 11.0 in / 11.0 inBrake diameter rear
Brakes detailsBraked area

Technical specifications and performance data of Pontiac Firebird

Infobox

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