LEADING PARTICULARS OF THE 150 HP BR1.
Bore - 120mm
Stroke - 170mm
Normal RPM - 1,250
Normal BHP - 150
No of cylinders - 9
Cooling - air
Weight - 408lbs
Type of cylinder - Aluminium, castiron liner, steel head
Valves - Two per cylinder, mechanically operated
Lubrication - By force pump, through hollow crankshaft
Carburettor - One bloctube, Tampier patent
Magnetos - Two ML fixed firing point
Control - By throttle, and fine adjustment of petrol supply
Petrol consumption - 13 gallons per hour
Oil consumption - 1.5 gallons per hour
Direction of rotation - Right hand tractor, or left hand pusher
Oil pressure - 20lbs per sq.in.

Aero engine and part, 150hp Bentley BRI, rotary radial British Vickers Ltd, England, 1918.
Nine cylinder 150 horse power rotary aero engine. The steel crankshaft runs through the centre of the crankcase to which the rotating parts of the engine are attached. These include the cam gear box at the front and the thrustbox at the rear. The nine cylinder cases radiate out of the crankcase proper and are made of aluminium and iron. From the top of each cylinder casing there are two connecting rods and valves that connect to the front of the crankcase and an exhaust pipe connecting to the rear of the crankcase. Attached to the rear of the crankcase there are two magnetos, an oil pump and an air pump.
The engine is fixed to a purpose built brown metal stand.
Also a small metal round part off the engine (result of damage whilst object was on loan to Newcastle Regional Museum). Magneto cap.

Made: Vickers Ltd; England; 1918


Used: The University of Sydney; Sydney

Makers plate: 'VICKERS LTD/BRI50 No 2159/CRAYFORD'.

B2537

1918

1100 mm

1100 mm

1100 mm

300 kg