Plymouth Road Runner 7.2 Automatic RWD (390 hp)

Generation 2 · 1971–1974

General

Car class
D
Steering wheel position
Left

Body

Number of doors
2
Number of seats
4
Body type
Coupe

Dimensions

Length
5161 mm
Width
2009 mm
Height
1339 mm
Wheelbase
2921 mm
Curb weight
1714 kg

Engine

Engine type
Petrol
Engine layout
Front-wheel drive, longitudinal
Engine capacity
7,206 cm³
Boost type
None
Engine power
390 hp
Max power (kW)
287 kW
Max power RPM
4,700 rpm
Maximum torque
664 Nm
Max torque RPM
3,200 rpm
Cylinder layout
V
Number of cylinders
8
Valves per cylinder
2
Aspiration
Carburetor
Compression ratio
10.3
Bore
109.73 mm
Stroke
95.25 mm
Engine code
Chrysler RB 440
Engine model
Chrysler RB 440
Valvetrain
OHV

Transmission

Gearbox type
Automatic
Number of gears
3
Drive wheels
Rear-wheel drive

Suspension & Brakes

Front suspension
Independent, Spring
Rear suspension
Dependent, leaf spring
Front brakes
Drum
Rear brakes
Drum

Performance

Maximum speed
222 km/h
Acceleration 0–100 km/h
6.2 s

Fuel Economy

Fuel tank capacity
79 L
City fuel consumption
45.6 l/100 km
Highway fuel consumption
25.2 l/100 km
Combined fuel consumption
30.1 l/100 km
Fuel grade
80 octane

Check a particular Plymouth Road Runner

Look up the number plate and see that car’s data from the Motor Register.