Engine Revolutions Per Minute; Gear Ratios - Triumph SPEED TWIN 1945 Workshop Instruction Manual

E N G I N E R E V O L U T I O N S PER M I N U T E
G E A R R A T I O
NOTE.-Engine R-P-M
arc
c=lculated i n conjunction w i t h 3.50
' <
19 Rcnr ryrc cquiprncnt-780 R-P-Mllc-2nd will d c v i l r c slightly l r o m
above
figurer
for
models nor
so equipped
4.02
r:
1 8 Rear T y r e 785 R-P-Milc. 3.25
: .
1 9 Rear T y r c 793 R-P-Mile. 4.W
x
1 9 R e r r T y r c 7 5 6 R-P-Mile
GEAR R A T I O S
GEARS
Engine Sprocket
Gearbox Reduction
S T A N D A R D R A T I O W I D E RATIO
CLOSE R A T l O
T o P 3rd 2nd
1 s t
11
Top 3rd 2nd 1 s t