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Imperial Custom Southampton {SY1-L}

Bodywork

type 4/5S SAL
doors 2

Engine information

Bore × stroke 106.20 mm × 95.25 mm 4.18 in × 3.75 in
Cylinders V-8 in 90.0° vee
Displace 6.8 litre 6750 cc (411.91 cu in)
Engine type OHV
Valves 2 valves per cylinder | 16 valves in total
Engine construction
Sump
Compression ratio 10.10:1
Fuel system 1 Ca AFB-3215S carb
Maximum power 344.7 PS (340.0 bhp) (253.5 kW) @ 4600 rpm
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 165.13 bhp/ton
Specific output
Maximum torque
bmep
Specific torque
Maximum rpm
Code
Main bearings 5
Coolant Water
Bore / stroke ratio 1.11
Unitary capacity 843.75 cc/cylinder
Aspiration Normal
Compressor type N/A
Intercooler None
Catalytic converter N

Dimensions and weight

wheelbase 3277 mm
wheelbase 129 in
Length (milimeters) 5768 mm
Length (inches) 227.1 in
Width (milimeters) 2075 mm
Width (inches) 81.7 in
Height (milimeters) 1443 mm
Height (inches) 56.8 in
L:W ratio 1.76
Ground clearance (milimeters)
Ground clearance (inches)
Kerb weight (kilograms) 2059 kg
Kerb weight (pounds) 4539 lb
Weight distribuiton
Fuel capacity (litres) 87.1 litre
Fuel capacity (UK Ga) 19.2 UK Ga
Fuel capacity (US Gal) 23 US Gal

Aerodynamics

Drag coefficient
Frontal area
Cx

Chassis

Engine location Front
Engine alignment Longitudinal
Drive RWD
Steering
Turns lock-to-lock
Turning circle
Tyres 8.20 x 15
Wheels
Brakes F/R Dr/Dr-S
Brake ∅
Braked area
Transmission 3A
Top gear ratio 1.00
Final drive ratio 2.93

General information

RAC rating 55.9
Number made 826
Model code 912
Model family SY1-L
Insurance classification No information available
Tax band No information available

Manual Download

Download 1961 Imperial Custom Southampton {SY1-L} PDF Manual
Designer unknown
Year 1961

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