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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).
Graph and table showing timing curves for a 64 lbs compression engine, plotting horsepower against RPM.

Identifier  ExFiles\Box 33\4\  Scan063
Date  5th July 1910
  
No 3 continued.
Timing Curves 64 lbs Compression engine

[Table]
Y.O | S.C | E.O | E.C
A | 9 1/2 | 6 1/3 | 2 1/3 | 7 1/2 | orig.
F | 4 1/2 | 6 1/3 | 21 | 1 1/2 | with O.K. steel double inlet
G | 5 | 5 3/4 | 21 | 1 1/2 | steel treble
H | 7 | 3 | 21 | 1 1/2 | steel more..
I | 8 3/4 | 5 | 22 1/2 | 3 1/2 | Same as H

[Graph Axes]
Y-Axis: 40HP, 35HP, 30HP, 25HP, 20HP, 12HP 300R
X-Axis: 300R, 500R, 750R, 1000R, 1250R, 1500R, 1750R

[Red Ink Notes]
bar shaft.
dyn no.
E485
Chassis
on dyn.
is home.

[Vertical text on left]
XLLO
  
  


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