Pontiac Firebird Formula (1978) fixed-head coupé - technical specifications of 1978 Pontiac Firebird Formula

Pontiac Firebird Formula

(1978 model)

Brief specs of 1978 Pontiac Firebird Formula

2-door 2+2-seater fixed-head coupé, petrol (gasoline) 8-cylinder 16-valve V engine, OHV (overhead valve, I-head), 6598 cm³ / 402.6 cu in / 402.6 cu in, 138.0 kW / 185.1 hp / 185.1 hp @ 3600 rpm / 3600 rpm / 3600 rpm, 434.0 N·m / 320.1 lb·ft / 320.1 lb·ft @ 2200 rpm / 2200 rpm / 2200 rpm, automatic 3-speed transmission, rear wheel drive

Marque (make)	Pontiac	Issued from	1978
Model	Firebird Formula	Issued until
Serie	Firebird	Number made
Model family		Body construction
Model code		Body designation
Manufacturer	Pontiac	Country	US

Marque (make)

Pontiac

Issued from

1978

Model

Firebird Formula

Issued until

Serie

Firebird

Number made

Model family

Body construction

Model code

Body designation

Manufacturer

Pontiac

Country

Base platform		Number of doors	2
Bodywork type	fixed-head coupé	Number of seats	2+2
Bodywork designer		Cargo capacity (volume)
Passenger space (volume)		Max. cargo capacity (volume)

Base platform

Number of doors

Bodywork type

fixed-head coupé

Number of seats

2+2

Bodywork designer

Cargo capacity (volume)

Passenger space (volume)

Max. cargo capacity (volume)

Length	5000 mm / 196.9 in / 196.9 in	Total (curb) weight	1653 kg / 3644 lb / 3644 lb
Width	1854 mm / 73.0 in / 73.0 in	Dry weight
Height	1255 mm / 49.4 in / 49.4 in	Load capacity
Wheelbase	2746 mm / 108.1 in / 108.1 in	Gross (max.) weight
Track front	1557 mm / 61.3 in / 61.3 in	Towing weight
Track rear	1534 mm / 60.4 in / 60.4 in	Weight distribution (front)
Ground clearance		Fuel capacity	77 l / 16.9 UK gal / 20.3 US gal
Length/wheelbase ratio	1.82

Length

5000 mm / 196.9 in / 196.9 in

Total (curb) weight

1653 kg / 3644 lb / 3644 lb

Width

1854 mm / 73.0 in / 73.0 in

Dry weight

Height

1255 mm / 49.4 in / 49.4 in

Load capacity

Wheelbase

2746 mm / 108.1 in / 108.1 in

Gross (max.) weight

Track front

1557 mm / 61.3 in / 61.3 in

Towing weight

Track rear

1534 mm / 60.4 in / 60.4 in

Weight distribution (front)

Ground clearance

Fuel capacity

77 l / 16.9 UK gal / 20.3 US gal

Length/wheelbase ratio

1.82

Drag coefficient (Cd, Cx, Cw)		Frontal area (A)	1.98 m² / 21.3 sq ft / 21.3 sq ft (est.)
Aerodynamic coefficient (Cd×A)		Aerodynamic resistance (Aero horse power) at 100 km/h (62 mph)

Drag coefficient (Cd, Cx, Cw)

Frontal area (A)

1.98 m² / 21.3 sq ft / 21.3 sq ft (est.)

Aerodynamic coefficient (Cd×A)

Aerodynamic resistance (Aero horse power) at 100 km/h (62 mph)

Engine Code		Total number of cylinders	8
Engine Type	V engine	Total number of valves	16
Engine Manufacturer	GM	Valves per cylinder	2
Engine construction		Bore	110.5 mm / 4.35 in / 4.35 in
Fuel	petrol (gasoline)	Stroke	86.0 mm / 3.39 in / 3.39 in
Fuel details		Bore/Stroke ratio	1.28
Fuel supply	1 Ro carb	Engine displacement	6598 cm³ / 402.6 cu in / 402.6 cu in
Engine Main bearings	5	Unitary capacity	824.75 cm³/cylinder / 50.329 cu in/cylinder / 50.329 cu in/cylinder
Cam Design	OHV (overhead valve, I-head)	Compression ratio	7.9 : 1
Sump		Max. output power	138.0 kW / 185.1 hp / 185.1 hp at 3600 rpm / 3600 rpm / 3600 rpm
Aspiration	natural	Max. torque	434.0 N·m / 320.1 lb·ft / 320.1 lb·ft at 2200 rpm / 2200 rpm / 2200 rpm
Compressor type	N/A	Maximum rpm
Intercooler	no	Max. net output (power at the wheels)	55.2 kW / 74.0 hp / 74.0 hp (est.)
Coolant	water	Specific output	20.9 kW/l / 0.460 bhp/cu in / 0.460 bhp/cu in
Catalytic converter		Specific torque	65.8 N·m/l / 0.58 lb·ft/cu in / 0.58 lb·ft/cu in

Engine Code

Total number of cylinders

Engine Type

V engine

Total number of valves

Engine Manufacturer

Valves per cylinder

Engine construction

Bore

110.5 mm / 4.35 in / 4.35 in

Fuel

petrol (gasoline)

Stroke

86.0 mm / 3.39 in / 3.39 in

Fuel details

Bore/Stroke ratio

1.28

Fuel supply

1 Ro carb

Engine displacement

6598 cm³ / 402.6 cu in / 402.6 cu in

Engine Main bearings

Unitary capacity

824.75 cm³/cylinder / 50.329 cu in/cylinder / 50.329 cu in/cylinder

Cam Design

OHV (overhead valve, I-head)

Compression ratio

7.9 : 1

Sump

Max. output power

138.0 kW / 185.1 hp / 185.1 hp at 3600 rpm / 3600 rpm / 3600 rpm

Aspiration

natural

Max. torque

434.0 N·m / 320.1 lb·ft / 320.1 lb·ft at 2200 rpm / 2200 rpm / 2200 rpm

Compressor type

N/A

Maximum rpm

Intercooler

Max. net output (power at the wheels)

55.2 kW / 74.0 hp / 74.0 hp (est.)

Coolant

water

Specific output

20.9 kW/l / 0.460 bhp/cu in / 0.460 bhp/cu in

Catalytic converter

Specific torque

65.8 N·m/l / 0.58 lb·ft/cu in / 0.58 lb·ft/cu in

Transmission type	automatic	Number of gears	3
Wheel drive	rear wheel drive	Top gear (drive) ratio	1
		Final gear (drive) ratio	2.41

Transmission type

automatic

Number of gears

Wheel drive

rear wheel drive

Top gear (drive) ratio

Final gear (drive) ratio

2.41

Acceleration 0-50 mph (80 km/h)	Top (maximal) speed
Acceleration 0-60 mph (97 km/h)	Power-to-weight ratio	111.9 kW/ton / 84.8 bhp/ton / 84.8 bhp/ton
Acceleration 0-100 km/h	Fuel consumption, City (urban)
Acceleration 0-100 mph (160 km/h)	Fuel consumption, Road (extra-urban)
Acceleration 80-120 km/h (50-70 mph) in top	Fuel consumption, Mixed (combined)
Standing ¼mile time	Fuel consumption, Euro
Standing kilometer time	CO₂ emissions
	Range

Acceleration 0-50 mph (80 km/h)

Top (maximal) speed

Acceleration 0-60 mph (97 km/h)

Power-to-weight ratio

111.9 kW/ton / 84.8 bhp/ton / 84.8 bhp/ton

Acceleration 0-100 km/h

Fuel consumption, City (urban)

Acceleration 0-100 mph (160 km/h)

Fuel consumption, Road (extra-urban)

Acceleration 80-120 km/h (50-70 mph) in top

Fuel consumption, Mixed (combined)

Standing ¼mile time

Fuel consumption, Euro

Standing kilometer time

CO₂ emissions

Range

Engine location	front	Engine alignment	longitudinal
Steering	recirculating ball PAS	Steering details
Turns lock-to-lock		Turning circle
Suspension front	Independent, Wishbone (A-arm, control arm), Coil springs	Suspension rear	Live axle, Semi-elliptic leaf springs
Wheels front		Wheels rear
Tyres front		Tyres rear
Brakes front	disc	Brakes rear	drum
Brake diameter front		Brake diameter rear
Brakes details	servo-assisted	Braked area

Engine location

front

Engine alignment

longitudinal

Steering

recirculating ball PAS

Steering details

Turns lock-to-lock

Turning circle

Suspension front

Independent, Wishbone (A-arm, control arm), Coil springs

Suspension rear

Live axle, Semi-elliptic leaf springs

Wheels front

Wheels rear

Tyres front

Tyres rear

Brakes front

disc

Brakes rear

drum

Brake diameter front

Brake diameter rear

Brakes details

servo-assisted

Braked area

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