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.
Related Items

SISSONS Quadruple Expansion Marine Engine
Cylinder dimensions:
6” + 8½” +12″ + 16½” x 12” stroke
The ultimate medium sized marine engine…

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.

WILLANS 3 Cylinder Steam Launch Engine
~ A ‘modern’ design, built 1880’s ~
This is a very rare, if not unique enclosed type marine engine with reversing gear.
2″ x 4 1/2″ Cylinders ~ Approx 30″ High.
A very rare small enclosed marine steam engine.
Designed for a small steam launch.
In good original condition.
Possibly the earliest Willans in existence and a museum worthy engine.

MUMFORD Ciculating Pump Marine Engine
By A G Mumford, Engineers of Colchester.
A marine circulating pump steam engine with attached, clutchable oil pressure pump for oil firing. From a harbour service launch (HSL).
For sale in good, original condition.
SOLD

3 Cylinder Steam Launch Engine + Condenser and Feed Pumps
Steam Plant Comprising
An unusual design of engine with three 4″ bore cylinders with attached air & feed pumps, plus bronze condenser.
4″ + 4″ + 4″ x 4″ Cylinders with Slide Valves.
Approx 24″ High, Bed 3 Ft Long x 13 1/2″ Wide.
In original condition.








