Ronaldson-Tippett Type NA 2 3/4 HP @ 1500 RPMmanufactured in 1946.
engines made in Ballarat Victoria Australia by Ronaldson Bros Tippett Ltd.
type N is a side valve four-stroke engine.Cooling on this engine is by water hopper, however some type N engines were tank cooled.The
type NA is an aircooled version of the water-cooled type N.Lubrication on the
type N, NA is by splash from a wet sump.Ignition is by high-tension magneto to an 18mm (7/8) spark plug.Fuel is supplied to the engine by induction vacuum through a needle
valve.Speed is controlled by governor.
Type N variety was produced from about 1927 well into the 1950s.During its production life it remained virtually unchanged except for
minor improvements in the valve system and bearing areas. Ronaldson &
Tippett sold engines under a large number of different names, somewhere between
60 and 70 in fact for various companies. The type N reached a
milestone in its production when in 1949 the 50,000th type N rolled off the production line.