5 NHP Duplex Marine Engine
£ P.O.A.
An attractive twin cylinder P.V. marine engine with reversing gear, suitable for a steam launch. Built c1900, no makers plate present but overall in good, unrestored condition.
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Crankcase housing approx: 7 Ft long x 3 Ft wide x 6 Ft high (total assembled height approx. 13 Ft).


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DE KLOP Compound Marine Engine
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Built: 1930
Horsepower: appr. 120 Hp
Crankshaft stroke: 300 mm
Cylinder dimensions: HP – appr. 265 mm / LP – appr. 525 mm
Pressure: 10 Atm.
Reversal movement: Stephenson
Crankshaft section: 105 mm
Frame: 1170 mm x 1170 mm
Height: 2050 mm
Height incl. safety valve: 2220 mm
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SIMPSON DENNISON Tandem Compound Launch Engine
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Overall engine dimensions: 31 inches high, 17 inches wide and 16 inches deep.
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crosshead-driven feed pumps, lubrication system, draincocks and mahogany lagging.
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Piston valve, on 4 turned columns.
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