
TBC
c.1927/33 "Pegs" Gwynne-Sunbeam Supercharged Special
United Kingdom • 18 Mar 2026 • Lot 55
Vehicle Details
AI Listing Summary
This is a one-off amateur-built special from the 1930s, with a known ownership history. It has a supercharged Sunbeam engine and Alvis gearbox, and comes with a thick history file, but has spent the last 30 years in storage.

Condition
6
Moderate wear, requires some reconditioning.
/ 10
Manual
Transmission:
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Odometer:
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AMD 983
Reg Number:
RHD/LHD:
[RHD/LHD]
No Reserve – Possibly the most accomplished amateur-built special of the 1930s.
Registration No: AMD 983Chassis No: 001MOT: Exempt
Built during the early 1930s by two young engineers, using what is believed to be the only surviving Gwynne 14hp chassis
Coachwork echoing the Invicta S-type, with some post-war alterations
Fitted with a supercharged 2.2-litre Sunbeam 16.9hp engine mated to an Alvis four-speed gearbox
Offered with a thick history file including period magazines showing the car just after completion
Known ownership history, with only three owners since 1971
When Pegs first rolled out of the garage in which it was assembled in the autumn of 1933, The Motor and The Light Car & Cyclecar lauded it, the former calling it “an attractive, sporting job which has quite a professional look about it.” It was designed circa 1930 and put together over three years by two young enthusiasts working from a lock-up behind the Wall’s ice cream factory on Horn Lane, Acton.
The Motor added: ...
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