How much horsepower ? What engine size ? What dimensions ? – Specifications Table

Identification data

Pontiac Firebird Formula 400 4-speed (man. 4 speed)
as offered for the year 1971 since September 1970 in North America

How many were produced ? Check Pontiac Firebird 2gen available production numbers data.

Production/sales period of cars with this particular specs:

September 1970 – September 1971

Modelyears:

1971

Country of origin:

USA United States

country flag

Make:

Pontiac

Model:

Firebird 2nd generation

1970-1981

Submodel:

Firebird 2nd-gen. Formula Coupe

1970-1981

Optional equipment:

EEC segmentation:

S (sport cars)

Subsegment:

S-C (sport coupes) – executive

Class:

sports car

Body style:

fastback coupe

Doors:

2

Traction:

RWD (rear-wheel drive)

Basic dimensions

Length:

4867 mm / 191.6 in

Width:

1864 mm / 73.4 in

Height:

1280 mm / 50.4 in

Height with roof rails or antenna:

Wheelbase:

2743 mm / 108 in

Claimed EPA passenger volume:

Calculated EPA passenger volume:

85.9 cu ft

Fuel capacity:

64 liter / 16.9 U.S. gal / 14.1 imp. gal

Drag coefficient (Cw-Wert):

Cd claimed:

Cd estimated by a-c:

0.44

Inside and outside dimensions, turning circle, track, trunk, cargo volume, frontal and drag area, capacities, etc. – click the button below:

Weights

Curb weight (without a driver):

1630 kg / 3593 lbs

Weight distribution f/r (%):

Dry weight:

Shipping weight:

1598 kg / 3522 lbs

Curb weight estimated:

Gross vehicle weight rating GVWR:

Payload:

Payload estimated:

Sales markets

Markets, where cars with this particular specifications were sold:

North America

Related models:

CHEVROLET CAMARO 2gen

Engine specifications

Engine manufacturer:

GM Pontiac 400 V8

Engine type:

spark-ignition 4-stroke

Fuel type:

gasoline (petrol)

Fuel system:

carburetor

Charge system:

naturally aspirated

Valves per cylinder:

2

Valves timing:

Additional features:

Rochester 4-barrel carb, dual exhaust

OHV, V90deg

Emission control:

Emission standard:

Cylinders alignment:

V 8

Displacement:

6558 cm3 / 400.2 cui

What power?

Horsepower net:

186.5 kW / 254 PS / 250 hp (SAE net)

/ 4400

Torque net:

461 Nm / 340 ft-lb

/ 3200

Horsepower gross:

223.7 kW / 304 PS / 300 hp (SAE gross)

/ 4800

Torque gross:

542 Nm / 400 ft-lb

/ 3600

Car power to weight ratio net:

114.4 watt/kg / 51.9 watt/lb

Car power to weight ratio gross:

137 watt/kg / 62 watt/lb

Car weight to power ratio net:

8.7 kg/kW / 6.4 kg/PS / 14.4 lbs/hp

Car weight to power ratio gross:

7.3 kg/kW / 5.4 kg/PS / 12 lbs/hp

Full engine data: horsepower/torque rpm, etc. – click the button below:

Check:
1971 Pontiac Firebird Formula 400 4-speed Horsepower/ Torque Curve

Check:
1971 Pontiac Firebird Formula 400 4-speed car fluids (oil and coolant) capacities

Transmission specifications

Gearbox:

Muncie M20 wide-ratio

Transmission type:

manual

Number of gears:

4

Complete transmission data: gear ratios, final drive, etc. – click the button below:

Tire size:

1971 Pontiac Firebird Formula 400 4-speed standard and alternative wheel and tire sizes

How fast is this car ? What top speed ? How much fuel ? – Performance Data

Factory claim

Top speed:

0-60 mph (sec):

0-100 km/h (sec):

0-1/4 mile (sec):

0-1 km (sec):

specs interline

Fuel consumption:

ECE 90/120/city (comb.):

EU NEDC/Australia ADR82:

urban/extra-urban/combined

U.S. EPA city/highway (combined):

U.S. EPA (after 2008) city/highway:

(combined)

10-15 mode:

JC08 mode:

Emission:

© automobile-catalog.com ProfessCars™ estimation
(the car with basic curb weight, full fuel tank and 90 kg (200 lbs) load)

Top speed:

190 km/h / 118 mph

(theor. without speed governor)

specs interline

Accelerations:

0-80 km/h (sec):

4.9

0-100 km/h (sec):

6.7

0-160 km/h (sec):

16.6

0-200 km/h (sec):

0-300 km/h (sec):

0-50 mph (sec):

4.9

0-60 mph (sec):

6.3

0-100 mph (sec):

16.8

0-150 mph (sec):

0-200 mph (sec):

specs interline

Drag times:

0- 1/4mile (sec):

14.9

0- 1km (sec):

27.1

Full performance data, accelerations chart, acceleration on gears, speed range on gears, overtaking factors etc. or to add this car to comparison – click one of the buttons below:

specs interline

Fuel consumption

(mileage)

extra-urban (up to 62mph/100km/h) / city / highway (up to 87mph/140km/h) / average combined:

l/100km:

16.4-19.7 / 24.8-29.8 / 19-22.8 / 21.4

mpg (imp.):

14.3-17.2 / 9.5-11.4 / 12.4-14.9 / 13.2

mpg (U.S.):

11.9-14.3 / 7.9-9.5 / 10.3-12.4 / 11

km/l:

5.1-6.1 / 3.4-4 / 4.4-5.3 / 4.7

specs interline

Driving range

(km / miles on tank)

extra-urban (up to 62 mph /100 km/h):

325-390 km / 200-240 miles

city:

215-260 km / 135-160 miles

highway (up to 87 mph / 140 km/h):

280-335 km / 175-210 miles

average combined:

299 km / 185 miles

R e m a r k s

specs interline

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To view table with complete performance data and technical specifications (including final drive and gear ratios, powertrain description, dimensions, accelerations chart etc.) and more photo, or to compare up to 5 cars side-by-side – click one of the the buttons below:

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