Type
7S TOUR
Number of doors
4
Wheelbase
3429 mm 135 in
Track: Front
1422 mm 56 in
Track: Rear
1422 mm 56 in
Kerb weight
1610 kg 3549 lb
Bore
73.00 mm
Cylinders
V-12
Displacement
6.4 litre6379 cc(389.27 cu in)
Fuel system
1 Stromberg carburettor
Maximum power
88.2 PS (87 bhp) (64.9 kW)@ 3750 rpm
Specific output
13.6 bhp/litre0.22 bhp/cu in
Manufacturer
Weidely
Main bearings
3
Coolant
Water
Bore/stroke ratio
0.57
Unitary capacity
531.58 cc/cylinder
Aspiration
Normal
Compressor type
N/A
Intercooler
None
Catalytic converter
N
Power-to-weight
54.04 bhp/ton
Engine location
Front
Engine alignment
Longitudinal
Drive
RWD
Steering
worm & gear
Suspension
front
Tyres: Front
34 x 4½
Tyres: Rear
34 x 4½
Transmission
3 speed manual
Top gear ratio
1.00
Final drive ratio
4.46
RAC rating
39.6
year
1917
The Hal Twelve was powered by a 12 cylinder Weidely valve in head engine that had 391 cubic inches and developed 87 horsepower.
1917 Hal Twelve Motor Car Ad at ClassicAdShop.com1917 Hal Twelve Motor Car Ad This is an original magazine ad. It measures 8 3/4 x 12.
(and Cleveland), Owen Magnetic, HAL Twelve and Leon Rubay,” said Schultz, “plus the Rollin, Grant, Ferris and Disbrow.