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1926 Armstrong Siddeley 14hp Chiltern Coupe

United Kingdom • 29 Jul 2026 • Lot 34

Vehicle Details

AI Listing Summary

This 1926 Armstrong Siddeley 14hp Chiltern boasts a rare Holbrook body and an impressively documented history with only six owners since new. It has undergone significant mechanical improvements, including an engine overhaul and resleeving, though the original folding roof has been converted to a fixed-head.

Condition

7

The car has been widely improved with a full engine overhaul and recent reupholstering of seats, but the original folding roof was converted to a fixed-head hardtop, indicating some compromise in originality. The wings were also refreshed around 2010.

/ 10

Transmission:

Manual

Chassis No:

24359

Odometer:

1,000 miles

Reg Number:

PM 7646

RHD/LHD:

RHD

• Original coachwork by Holbrook Bodies Ltd.

of Coventry, which was contracted to produce bodies for Armstrong Siddeley • Long-term previous family ownership from 1963 until 2014 • Remarkably just six owners across its almost 100-year life! • Purchased by the vendor in 2014 and widely improved including full engine overhaul Armstrong Siddeley started in 1919 and was formed from Siddeley-Deasy and Armstrong Whitworth.

Armstrong Siddeley introduced the 14hp in May, 1923, to add to the existing models of 18hp and 30hp.

The 14hp had a four-cylinder engine, rather than the six-cylinder engines in the larger cars.

It also had a flat radiator rather than a vee-shaped radiator.

Armstrong Siddeley introduced the Mark II 14hp in 1925 with a number of improvements including a new chassis, four-wheel brakes and semi-elliptic springs front and rear.

The engine is 1,852cc with overhead valves and the model has a three-speed gearbox with torque tube to the back axle.

Nowadays, a 14hp Chiltern ...