1971 DAF Marathon

The Marathon is a passenger car from DAF, with rear wheel drive, a front mounted engine and a 2 door saloon body style. The 1.1 litre engine is a naturally aspirated, overhead valve, 4 cylinder that develops 55 bhp (56 PS/41 kW) of power at 5600 rpm, and maximum torque of 81 N·m (60 lb·ft/8.3 kgm) at 3000 rpm. A continuously variable 'box delivers the power to the driven wheels. The DAF Marathon weighs a claimed 787 kg at the kerb. It is said to be able to attain a top speed of 140 km/h (87 mph).
Full specs

Body type
2 door sedan/saloon with 4/5 seats
Length
3835 mm
Weight
787 kg
Engine type
naturally aspirated petrol
Engine size
1.1 litre
Cylinders
4, Straight
Power
56 PS / 55 bhp / 41 kW @ 5600 rpm
Torque
81 Nm / 60 ft.lb / 8.3 kgm @ 3000 rpm
Acceleration
0-60 mph 18 s
Top speed
140 km/h / 87 mph

1971 DAF Marathon specifications

1971 DAF Marathon data
bodywork
Français Deutsch Nederlands Italiano Español English
Body type	4/5 seater sedan/saloon
Number of doors	2
Designer
dimensions & weights
Wheelbase	2250 mm	88.6 inches
Track/tread (front)	1280 mm	50.4 inches
Track/tread (rear)	1250 mm	49.2 inches
Length	3835 mm	151 inches
Width	1524 mm	60 inches
Height	1384 mm	54.5 inches
Ground clearance
length:wheelbase ratio	1.7
Kerb weight	787 kg	1735 lb
Weight distribution
fuel tank capacity
aerodynamics
Drag coefficient
Frontal area
CdA
Powertrain
engine type	naturally aspirated petrol
Engine manufacturer
Engine code
Cylinders	Straight 4
Capacity	1.1 litre 1088 cc (66.394 cu in)
Bore × Stroke	69.4 × 72 mm 2.73 × 2.83 in
Bore/stroke ratio	0.96
Valve gear	overhead valve (OHV) 2 valves per cylinder 8 valves in total
maximum power output	56 PS (55 bhp) (41 kW) at 5600 rpm
maximum torque	81 Nm (60 ft·lb) (8.3 kgm) at 3000 rpm
Specific output	37.7 kW/litre 51.3 ps/litre 50.6 bhp/litre 0.83 bhp/cu in
Specific torque	74.45 Nm/litre 0.9 ft·lb/cu³
Engine construction
Lubrication
compression ratio	10:1
Fuel system	1 So carb
bmep (brake mean effective pressure)	935.5 kPa (135.7 psi)
Maximum RPM
crankshaft bearings
Engine coolant	Other
Unitary capacity	272 cc
Aspiration	Normal
Compressor	N/A
Intercooler	None
Catalytic converter	N
performance
Acceleration 0-80km/h (50mph)	11.9 s
Acceleration 0-60mph	18 s
Acceleration 0-100km/h
Acceleration 0-160km/h (100mph)
Standing quarter-mile	21.2 s
Standing kilometre
Maximum speed	140 km/h (87 mph)
Power-to-weight ratio	Higher is better 70.86 PS/tonne (1000 kg) 0.07 PS/kg 52.11 kW/tonne (1000 kg) 0.05 kW/kg 69.89 bhp/tonne (1000 kg) 0.07 bhp/kg 0.03 bhp/lb
Weight-to-power ratio	Lower is better 19.19 kg/kW 32.05 lb/bhp
fuel consumption
Fuel consumption
universal fuel consumption (calculated from the above)
litres/100km
km/litre
UK MPG
US MPG
Carbon dioxide emissions
Carbon dioxide emissions
Carfolio Calculated CO₂ ^?
VED band (UK)
CO₂ Effizienz (DE)
chassis
Engine position	front
Engine layout	unknown
Drive wheels	rear wheel drive
Torque split	N/A
Steering
turns lock-to-lock
Turning circle
Front suspension	I.MS.LW.LTB.ARB.
Rear suspension	I.SA.CS.
Wheel size front
Wheel size rear
Tyres front
Tyres rear
Brakes F/R	Di/Dr-S
Front brake diameter
Rear brake diameter
Braked area
Gearbox	continuously variable transmission
Top gear ratio	0.8
Final drive ratio	4.51
general
Carfolio.com ID	30635
Production total
Model code
RAC rating	11.9
Insurance classification	No information available
Tax band	No information available
1971 DAF Marathon added before December 1995. Last modified 2020-11-30.