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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 petrol tank sump.

Identifier  ExFiles\Box 8\4\  04-page080
Date  9th July 1927
  
To Hs.{Lord Ernest Hives - Chair} from R.{Sir Henry Royce}
c. to BJ. BY.{R.W. Bailey - Chief Engineer}

X516 V615

R4/M9.7.27.

PHANTOM AND 20 HP: ROAD CLEARANCE.

X.516 X.5230
X.8230 X.8470 X8460

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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