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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).
Proposal to improve road clearance on Phantom and 20 HP models by modifying the exhaust pipe and rear petrol tank sump.

Identifier  ExFiles\Box 6\7\  07-page019
Date  9th July 1927
  
To Hs.{Lord Ernest Hives - Chair} from R.{Sir Henry Royce}
c. to BJ. BY.{R.W. Bailey - Chief Engineer}

X5230

RA/M9.7.27.

PHANTOM AND 20 HP:
ROAD CLEARANCE.

X.516
X.8230
X.5230
X.6670
X8160

It is proposed to lift up the exhaust pipe somewhat, by flattening it (making it oval section), and provide a new sump for the rear petrol tank so that it gives more road clearance, which is bad on bump.

R.{Sir Henry Royce}
  
  


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