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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).
Test report on carburetter adjustments, petrol consumption, and issues with gearing, bonnet clips, and bodywork.

Identifier  ExFiles\Box 155\1\  scan0246
Date  15th July 1936
  
-2-

Hs{Lord Ernest Hives - Chair}/FD.{Frank Dodd - Bodies}19/KW.15.7.36.

This carburetter had an increased needle
movement of 1.2" instead of .8 and the bypass jet
was reduced to .055" from .060"; otherwise standard.

The petrol consumption to Brooklands and
return (no track work included) was 9.22 M.P.G.
with average speed of 45.3 M.P.H.

Second gear works out of mesh when accelerating.
The rear bonnet clips jump clear when the car is taking
the banking at an angle after the straight, this may be
due to the flexible scuttle mounting of the body.
The de Ville extension bangs continually on rough roads,
and leaks water through the hinged portion.

Testers: F.{Mr Friese} Dodd, G.{Mr Griffiths - Chief Accountant / Mr Gnapp} Ratcliffe, H.{Arthur M. Hanbury - Head Complaints} Hamilton.


Hs{Lord Ernest Hives - Chair}/.F.Dodd.
  
  


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