Trophy Technical Data - Triumph SPEED TWIN 1945 Workshop Instruction Manual

Technical Data
I
T R O P H Y (TR5) T E C H N I C A L D A T A
E N G I N E
Type
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O.H.V. Twin
B.H.P.
a t
R.P.M.
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33
a t
6500
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... Bore
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2.48 ins. (63 rnrn.)
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Stroke
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3.15 ins. (80 rnrn.)
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Capacity
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.
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30.5 cu. in. (498 c.c.)
Cornererrion Ratio
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8 : 1
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Inlet
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,002 in. (.05 rnrn.)
Valve Clearance (Cold):
Exhaust
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,004 in. (.I0 rnrn.)
Valve Timing:-(with .020 in. Tappet clearance l o r checking)
lnler Valve opens B.T.C.
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27"
lnlec Valve closes A,B.C.
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48"
Exhaust Valve opens B.B.C.
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48O
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Exhaust Valve closes A.T.C.
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27"
I G N I T I O N
Magneto Contact Point Gap
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,012" (.3 rnm.)
Sparking Plugs (Champion)
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N A l O
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Sparking Plug Gap
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,015"-.018"(.4rnm.-.5rnm.)
Timing (Fully Advanced):-
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Crankshaft position
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,
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41
"
B.T.C.
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Piston position
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I :
"
(12 rnrn.) B.T.C.
C A R B U R E T T E R
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Type
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Arnd M o n o b l ~ ~ c
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Main
J e t
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,..
220
Needle
J e t
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..,
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1065
Needle Position
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,
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3
Throttle Valve
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376'31
Pilot l e t
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25
T R A N S M I S S I O N
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Gearbox-Type
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Positivc selection
(Foot operated)
'lo