Riley Nine

Riley Nine
1937 Riley Nine with steel Merlin body by Briggs
Overview
ManufacturerRiley (Coventry) Limited
Production1926–1938
DesignerPercy and Stanley Riley
Body and chassis
Body style
  • open 2-seater
  • through to
  • 4-door saloon
  • in many variations
RelatedRiley 12/6
Powertrain
Engine1.1 L I4
Dimensions
Wheelbase106 in (2,692 mm)
Width57 in (1,448 mm)

The Riley Nine was one of the most successful light sporting cars produced by the British motor industry in the inter war period.[citation needed] It was made by the Riley company of Coventry, England with a wide range of body styles between 1926 and 1938.

Riley Nine engine
Layout
ConfigurationI4
Displacement1.1 L (1,087 cc)
Cylinder bore60.3 mm
Piston stroke95.2 mm
Cylinder block material
  • cast iron block inc. top half crankcase mounted on rubber bushings
  • two bearing crankshaft
Cylinder head material
  • cast iron with hemispherical combustion chambers.
  • aluminium alloy pistons with 2 rings and oil scraper
Valvetrain
  • OHV inclined at 45 degrees
  • operated by pushrods from
  • twin camshafts mounted high in the block
Combustion
Fuel systemcarburettor with hot spot piped from exhaust
Managementtiming by gear with hand control
Fuel typepetrol
Oil systemforced lubrication
Cooling system
  • V-shaped film radiator mounted on rubber
  • water circulates naturally
  • fan fitted for overseas use
Output
Power outputnot published
Emissions
Emissions control systemsnone