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).
Design position report for Merlin 'G' and 'H' engine components and modifications.

Identifier  ExFiles\Box 161a\4\  scan0110
Date  9th July 1936 guessed
  
ITEM. (10) DESIGN POSITION.

MERLIN "G" ENGINE - CONTINUED:

Priming pipes and elbow. Completed 10.7.36.
Piston 6:1 ratio. " 6.8.36.
" 6 1/2:1 ratio. " 6.8.36.
Mod. to exhaust manifold flange. " 10.7.36.
Mod. to cyls. blind stud bosses in exhaust flange. " 17.7.36.
Hele Shaw Airscrew - layout of oil pipes. In hand.
Ignition wire conduits. In hand.
Top water rails - front outlet. In hand.

MERLIN "H" ENGINE.

Priming pipes. Completed 7.7.36.
Top water rails - front connections. " 14.7.36.
Ramp top piston - 6 1/2 : 1 compression ratio. " 17.7.36.
Auxiliary drives on cylinder head - wider camshaft gears. " 6.7.36.
Modified side coolant outlet connection. " 8.7.36.
Mod. to cylinders - blind stud bosses in exhaust flange. " 31.7.36.
Mod. to top water rails. " 1.8.36.
  
  


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