Rolls-Royce Archives
         « Prev  Box Series  Next »        

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).
Record of petrol consumption tests for car X459 with different carburettor settings.

Identifier  ExFiles\Box 147\5\  scan0010
Date  3rd November 1910
  
Petrol consumption
3800.
Section 2300
Laker. by E.P. & Hives on
X459
1602 Car
29 & 30/10/10

Distance m.{Mr Moon / Mr Moore} | Petrol used | M.P.G. | Carburettor
--- | --- | --- | ---
Derby to London. 130 miles including Traffic driving | 8 5/8 gals. | 15.07 | .55 & .8 throats. air valve 9/16" lap 30g spring. Power- Good - Suction noise V.{VIENNA} Fair.
London to Derby 46 miles. 25th milestone to 71st | 3 gals. | 15.3 | .5 & .7 throats - air valve 2) ports 1/16" lap 50g spring. Power = Fair Suction noise bad Engine rattles - same.
London to Derby 71st milestone to No.1 = 60 miles driving at night | 4 gals. | 15. | Standard .6 & .9 throats Power = V.{VIENNA} Good! Suction noise good. Engine rattles - same

eR
Recorded by & 3/11/10
  
  


Copyright Sustain 2025, All Rights Reserved.    whatever is rightly done, however humble, is noble
An unhandled error has occurred. Reload 🗙