Rolls-Royce Archives
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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 showing power variations with different exhaust systems for a 500cc Rudge unit.

Identifier  ExFiles\Box 133\1\  scan0012
Date  2nd March 1936
  
C.2.
500cc RUDGE UNIT
FIG. I
POWER VARIATIONS WITH VARIOUS EXHAUST SYSTEMS.
BORE - 3.346"
STROKE - 3.464"
C.R. = 7.3:1
VALVE TIMING (-.020" CLCE.)
I.O. 19° L E.O. 42° E.{Mr Elliott - Chief Engineer}
I.C. 48° L E.C. 8° L
1'.00" LONG INDUCTION PIPE
B.M.E.P. LB/IN 2
B.H.P.
SILENCED
1300 c.c. PIPES
No PIPES
440 c.c. PIPES
PISTON SPEED (FT/MIN)
R.P.M.
J.L.E
2.3.36
  
  


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