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From the Rolls-Royce experimental archive: a quarter of a million communications from Rolls-Royce, 1906 to 1960's. Documents from the Sir Henry Royce Memorial Foundation (SHRMF).
Technical specifications and observations on a Dodge Car.

Identifier  ExFiles\Box 21\5\  Scan007
Date  1st November 1919
  
Contd: Dodge Car.
------ -------

Bore of Cylinders. 3⅞". Stroke 4½".
Valve lift - Inlet .293" Exhaust .299". dia. -
Compression. No.5 No.7
Cu. capacity 15.5 sq.in.

Vacuum in Induction Pipe -

Springing - Harsh - bounces too much.

Ignition by North East Electric Co.
Timing as received fully retarded on quadrant - 21º P.T.D.C.
" " Fully advanced " " 1º P.D.T.C.
Automatic cannot be got at.
Order of firing 1, 3, 4, 2.

Steering. Dia. of circle to turn car - Right hand 43 ft. 10 ins.
Left hand 41 ft. 8 ins.

North East Starter Dynamo.

Special Features.

Distance between centre of sphere and centre of rear axle 62.125".
Lean of Pivots O.S. ½" N.S. ½"
Distance between position taken for the above 8 7/16"
Distance covered in one revolution of road wheel 163"
Amount of back lash in transmission 2.1"
Vibrations from engine very bad from 26 M.P.H. upwards - overrun extremely bad.

Engine and Gearbox, one unit. 3 point suspension - detachable head.
Side by side valves. Valves on off side of engine.
Carburetter fitted on Near side.
Induction Pipe cast in cylinder block
Top-half of crankcase and cylinders cast in one piece.
Pump driven water circulation assisted by 6-blade fan to cool Radiator.
North East Electric Co's Motor Generator fitted, driven off timing chain (very quiet when starting engine)
Willard 12-volt battery, earther electrical system
Undershields not fitted to either engine or gearbox.
Side trays fitted to engine only.
Speedometer driven direct from gearbox.

S9089/WNP Contd: (100) R.R. 11 '19
  
  


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