Exhibition Winning Compound Launch Engine
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RANSOMES, SIMS & JEFFERIES Compound Marine Engine
With Radial Valve Gear
Approx 35 H.P.
~ Built c1905 ~
Complete with boiler, propeller and auxiliaries.
For sale in original condition.
TWIN HIGH PRESSURE Marine Engine
2″ + 2″ x 4 1/4″ Cylinders
29″ High, Base 12″ x 12″.
Solid disc flywheel.
In good condition.
SISSONS Quadruple Expansion Marine Engine
Cylinder dimensions:
6” + 8½” +12″ + 16½” x 12” stroke
The ultimate medium sized marine engine…
Duplex Marine Engine
An unusual and elegant 5-10 H.P. twin cylinder marine engine. Built c1910, no makers plate but in good overall condition.
HERRESHOFF? Triple Expansion Marine Engine
4 3/4″ x 7 1/2″ x 12″ + 6″ Cylinders.
High speed launch engine of about 40 H.P.
Believed made by Herreshoff of Rode Island, USA.
p.v. to H.P. Cyl, s.v. to M.P. & L.P. Cyls.
C/L crank to underside frame: 6″.
Length inc base: 38″, overall: 44″
Width inc base: 16″, overall 26″ x Height: 38″.
For sale incomplete and in need of major restoration.
This is a very unusual high power to weight engine designed for a high speed launch.
US Navy Compound Marine Engine
A small marine engine probably designed for coastal craft and built for the US Navy.
5 3/4″ + 12″ x 8″ compound cylinders.
“Type M”
Engine No. 1546 – built 1918.
With brass lagging. Some loose components as shown.
Appears to be in nice original condition.
OUTRIDGES PATENT Rotary Steam Launch Engine
This is an extremely rare, vane type reversable steam engine of around 4 – 5 H.P. believed made to Outridges patent in the mid 1880’s.
Designed for small, high speed river launches, these rotaty engines were claimed to provide an excellent power to weight ratio and to achieve the then unheard of speed of 12 1/4 m.p.h!
