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Low speed performance and acceleration test results for a close-coupled four-seater.


Identifier  ExFiles\Box 181\M13\M13.2\  img084
Date  15th August 1931
  
LOW SPEED PERFORMANCE TESTS SUBSEQUENT TO BROOKLANDS TESTS HS {Lord Ernest Hives - Chair} /RM. {William Robotham - Chief Engineer} 3/AD15.8.31.

12-34 CLOSE COUPLED FOUR SEATER 11 X 50 AXLE.
CAR WEIGHT TWO PASS. 10 GALLS PETROL 34.75 CWT.
UNIT POWER AS IN CURVE RM. {William Robotham - Chief Engineer} 27. P.2 FISHTAIL AND SILENCER.

HIGH POWER UNIT. STANDARD "T" SERIES.
TEST HILL. S.U. CARB. R.R.CARB. SILENCER AND UNIT.
Stanton Hill. 22 2/5 23 3/5
Ticknall Hill. 58 61 1/5 67 1/5
Fistern Hill 57 59 67 3/5

ACCELERATION TESTS.

25-EX.
Std. Comp.
Head. F'hce.
10 - 30 8.4 9.2 No Figures. 8.6
10 - 40 13.15 14.15 Available. for 13.5
10 - 50 18.6 20.4 accn. with Std. 18.8
unit and silencer.

Ha/Rm. {William Robotham - Chief Engineer}
  
  
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).


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