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Pontiac Firebird Trans Am

Bodywork

type 2+2 FHC
doors 2

Engine information

Bore × stroke 101.60 mm × 76.20 mm 4 in × 3 in
Cylinders V-8 in 90.0° vee
Displace 4.9 litre 4942 cc (301.579 cu in)
Engine type OHV
Valves 2 valves per cylinder | 16 valves in total
Engine construction cast iron block & head
Sump Wet sumped
Compression ratio 8.10:1
Fuel system 1 Ro M4MC carb
Maximum power
0-50 mph
0-60 mph
0-100 mph
0-100 km/h
80 - 120 km/h
402 m (Quarter mile)
Standing km
Top speed 165 km/h (103 mph)
Fuel consumption
CO2 emissions
Power to weight ratio 96.46 bhp/ton
Specific output
Maximum torque
bmep 841.7 kPa (122.1 psi)
Specific torque 66.98 Nm/litre
Maximum rpm 4000 rpm
Code
Main bearings 5
Coolant Water
Bore / stroke ratio 1.33
Unitary capacity 617.75 cc/cylinder
Aspiration Normal
Compressor type N/A
Intercooler None
Catalytic converter Y

Dimensions and weight

wheelbase 2748 mm
wheelbase 108.2 in
Length (milimeters) 5032 mm
Length (inches) 198.1 in
Width (milimeters) 1854 mm
Width (inches) 73 in
Height (milimeters) 1252 mm
Height (inches) 49.3 in
L:W ratio 1.83
Ground clearance (milimeters) 117 mm
Ground clearance (inches) 4.6 in
Kerb weight (kilograms) 1555 kg
Kerb weight (pounds) 3428 lb
Weight distribuiton
Fuel capacity (litres) 79.6 litre
Fuel capacity (UK Ga) 17.5 UK Ga
Fuel capacity (US Gal) 21 US Gal

Aerodynamics

Drag coefficient
Frontal area
Cx

Chassis

Engine location Front
Engine alignment Longitudinal
Drive RWD
Steering recirculating ball VPAS
Turns lock-to-lock 2.410
Turning circle 12.60 m
Tyres P225/70 R 15
Wheels
Brakes F/R VeDi/Dr-S
Brake ∅ 279 mm
Braked area
Transmission 3A
Top gear ratio 1.00
Final drive ratio 3.08

General information

RAC rating 51.2
Number made
Model code
Model family
Insurance classification No information available
Tax band No information available

Manual Download

Download 1981 Pontiac Firebird Trans Am PDF Manual
Designer unknown
Year 1981

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