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Fairthorpe EM Mk IV


type 2S DHC
doors 2

Engine information

Bore × stroke 73.70 mm × 76.00 mm 2.9 in × 2.99 in
Cylinders S-4
Displace 1.3 litre 1296 cc (79.087 cu in)
Engine type OHV
Valves 2 valves per cylinder | 8 valves in total
Engine construction
Compression ratio 9.50:1
Fuel system 2 SU carbs
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
Fuel consumption
CO2 emissions
Power to weight ratio 153.06 bhp/ton
Specific output
Maximum torque
bmep 989 kPa (143.4 psi)
Specific torque 78.7 Nm/litre
Maximum rpm
Main bearings 3
Coolant Water
Bore / stroke ratio 0.97
Unitary capacity 324 cc/cylinder
Aspiration Normal
Compressor type N/A
Intercooler None
Catalytic converter N

Dimensions and weight

wheelbase 2134 mm
wheelbase 84 in
Length (milimeters) 3632 mm
Length (inches) 143 in
Width (milimeters) 1473 mm
Width (inches) 58 in
Height (milimeters) 1168 mm
Height (inches) 46 in
L:W ratio 1.7
Ground clearance (milimeters) 102 mm
Ground clearance (inches) 4 in
Kerb weight (kilograms) 490 kg
Kerb weight (pounds) 1080 lb
Weight distribuiton
Fuel capacity (litres) 40.9 litre
Fuel capacity (UK Ga) 9 UK Gal
Fuel capacity (US Gal) 10.8 US Gal


Drag coefficient
Frontal area


Engine location Front
Engine alignment Longitudinal
Drive RWD
Steering rack & pinion
Turns lock-to-lock 4.500
Turning circle 7.00 m
Brakes F/R Di/Dr
Brake ∅
Braked area
Transmission 4M
Top gear ratio 1.00
Final drive ratio 4.11

General information

RAC rating 13.5
Number made
Model code
Model family
Insurance classification No information available
Tax band No information available

Manual Download

Download 1969 Fairthorpe EM Mk IV PDF Manual
Designer unknown
Year 1969

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