Armstrong Siddeley 12 hp

Armstrong Siddeley 12 hp
Production period:	1929-1939
Class :	Middle class
Body versions :	Touring cars , limousines , roadsters

The Armstrong Siddeley 12 hp is a passenger car that the British manufacturer Armstrong Siddeley built as the smallest model from 1929 to 1939.

12 hp

12 hp
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Production period:	1929-1931
Engines:	Otto engine : 1.25 liters
Length:	3962 mm
Width:	1524 mm
Height:
Wheelbase :	2667 mm
Empty weight :

The 12 hp came out in 1929 as the manufacturer's smallest model. Like the largest contemporary models from the manufacturer, it had a side-controlled six - cylinder in - line engine . Its displacement was 1236 cm³ (bore × stroke = 56 mm × 84 mm). The performance is unknown.

Like all pre-war Armstrong Siddeley models, the 12 hp had two rigid axles. Both hung on semi-elliptical longitudinal leaf springs. The model was delivered as a touring car, sedan or sports roadster.

12 hp Mark II

12 hp Mark II
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Production period:	1931-1936
Engines:	Otto engine : 1.45 liters
Length:	3683-3861 mm
Width:	1600 mm
Height:
Wheelbase :	2464-2667 mm
Empty weight :

In 1931 the 12 hp Mark II appeared . The cars were bigger than their predecessors and had a bigger engine. Chassis with two wheelbases (2464 mm and 2667 mm) were available.

The new, still side-controlled engine had a displacement of 1434 cm³ (bore × stroke = 59.25 mm × 84 mm). The performance of this engine is also unknown. 100 km / h is given as the maximum speed.

Of the two models (12 hp and 12 hp Mark II) together, 12,500 copies were built.

12 hp Mark III and 14 hp

12 hp Mark III / 14 hp
Armstrong Siddeley 12 hp Mark III sedan (1936)
Production period:	1936-1939
Engines:	Otto engine : 1.7 liters (35 kW)
Length:	3785 mm
Width:	1575 mm
Height:
Wheelbase :	2667 mm
Empty weight :	1270 kg

In 1936 the 12 hp Mark III replaced the 12 hp Mark II hp. A year later it became the 14 hp without any further changes . Both the body and the engine had grown somewhat.

The new engine was now overhead steering and had a displacement of 1666 cm³ (bore × stroke = 61 mm × 95.25 mm). He made 48 bhp (35 kW) at 4000 rpm. The maximum speed is given as 106 km / h.

The sport roadster was no longer offered. Of the two models (12 hp Mark III and 14 hp) together, 3750 pieces were made until production was discontinued due to the war without a successor in 1939.

Armstrong Siddeley 14 hp sedan

Individual evidence

1. ↑ ^{a b c d e f g h i j k l m n o p q r} David Culshaw, Peter Horrobin: The Complete Catalog of British Cars 1895–1975 . Veloce Publishing, Dorchester 1997. ISBN 1-874105-93-6 . Pp. 47-50

Web links

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