Key facts

1991 Pontiac Firebird information summary

What body style?
fixed-head coupé with 2+2 seats
How long?
4780 mm
How heavy?
1410 kg
What size engine?
3.1 litre, 3128 cm3
How many cylinders?
6, V
How much power?
142 PS / 140 bhp / 104 kW @ 4400 rpm
How much torque?
244 Nm / 180 ft.lb / 24.9 kgm @ 3600 rpm
How fast?
175 km/h, 109 mph

Pontiac

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1991 Pontiac Firebird technical specifications

Introduction

This automobile has a 2 door coupé body style with a front mounted engine delivering its power to the rear wheels.
Power is produced by an overhead valve, 3.1 litre naturally aspirated 6 cylinder powerplant, with 2 valves per cylinder that provides power and torque figures of 140 bhp (142 PS/104 kW) at 4400 rpm and 244 N·m (180 lb·ft/24.9 kgm) at 3600 rpm respectively.
The engine powers the wheels via a 5 speed manual transmission.
Quoted kerb weight is 1410 kg.
Maximum quoted speed is 175 km/h or 109 mph.
1991 Pontiac Firebird data
1991 Pontiac Firebird data
bodywork
Body type2+2 seater fixed-head coupé
Number of doors2
Designer
dimensions & weights
mminches
Wheelbase 2565 101
Track/tread (front) 1542 60.7
Track/tread (rear) 1565 61.6
Length 4780 188.2
Width 1840 72.4
Height 1270 50
Ground clearance 120 4.7
length:wheelbase ratio 1.86
Kerb weight 1410 kg 3109 lb
Weight distribution
fuel tank capacity 59.1 litres 13 UK Gal 15.6 US Gal
aerodynamics
Drag coefficient
Frontal area
CdA
engine
engine type naturally aspirated petrol
Engine manufacturer GM
Engine code LH0
Cylinders V 6 in 60° vee
Capacity 3.1 litre
3128 cc
(190.882 cu in)
Bore × Stroke 88.9 × 84 mm
3.5 × 3.31 in
Bore/stroke ratio 1.06
overhead valve (OHV)
2 valves per cylinder
12 valves in total
maximum power output
(SAEnet)
142 PS (140 bhp) (104 kW)
at 4400 rpm
Specific output
(SAEnet)
44.8 bhp/litre
0.73 bhp/cu in
maximum torque
(SAEnet)
244 Nm (180 ft·lb) (24.9 kgm)
at 3600 rpm
Specific torque
(SAEnet)
78.01 Nm/litre
0.94 ft·lb/cu3
Engine construction
sump
compression ratio 8.5:1
Fuel system Ro fuel inj.
bmep (brake mean effective pressure) 980.2 kPa (142.2 psi)
Maximum RPM
crankshaft bearings 4
Engine coolant Water
Unitary capacity 521.33 cc
Aspiration Normal
Compressor N/A
Intercooler None
Catalytic converter Y
performance
Acceleration 0-80km/h (50mph)
Acceleration 0-60mph
Acceleration 0-100km/h
Acceleration 0-160km/h (100mph)
Standing quarter-mile
Standing kilometre
Maximum speed 175 km/h (109 mph)
Power-to-weight ratio 100.67 PS/g
74.04 kW/g
99.29 bhp/ton
0.04 bhp/lb
Weight-to-power ratio 13.51 kg/kW
22.56 lb/bhp
fuel consumption
Fuel consumption
universal consumption (calculated from the above)
litres per 100km
km per litre
UK MPG
US MPG
Carbon dioxide emissions
Carfolio Calculated CO2 ?
VED band (UK)
CO2 Effizienz (DE)
chassis
Engine position front
Engine layout longitudinal
Drive wheels rear wheel drive  
Torque split N/A
Steering recirculating ball PAS
turns lock-to-lock
Turning circle 12.60 m
Front suspension I.W.CS.ARB.
Rear suspension LA.TA.CS.PR.ARB.
Wheel size front
Wheel size rear
Tyres front 215/65 R 15
Tyres rear 215/65 R 15
Brakes F/R VeDi/Dr-S
Front brake diameter
Rear brake diameter
Gearbox 5 speed manual
Top gear ratio 0.76
Final drive ratio 3.42
general
Carfolio.com ID286
Production total
Model code
Model family
RAC rating 29.4
Insurance classification No information available
Tax band No information available
1991 Pontiac Firebird added before December 1995.
Last modified 2013-02-28.

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1991 Pontiac Firebird


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