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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).
Design position report detailing the status of modifications for various chassis and engines.

Identifier  ExFiles\Box 30\3\  Scan146
Date  3rd April 1935 guessed
  
ITEM. (2) DESIGN POSITION.

20/25 HP. CHASSIS - CONTINUED:-

17" road wheels - revised shock damper mounting. Completed.
-do- modified front anchorage for rear springs. Completed.
-do- lengthened rear spring shackle. Completed.
Crankcase breather pipe. Completed.
Marles steering - scaled down from SpectreCodename for Phantom III. In hand.

PHANTOM II TANK ENGINES.

Modified position of air cleaner. In hand.
Modified low speed jet. Completed.

20/25 HP. TANK ENGINES.

Modified starting handle shaft. Completed.
Modified rocker cover nuts. Completed.

SPECTRECodename for Phantom III CHASSIS.

Cylinder head modifications. In hand.
  
  


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