TRIUMPH TR6
PLATE BA
CARBURETTORS, 1974 UP TO 1975
34
CARBURETTORS, 1974 UP TO 1975
CARBURETTORS,
fitted from eng. no. CF12500 up to CF35000
REAR CARBURETTOR ASSEMBLY,
Zenith Stromberg
1
model 175CD-SEVX
Factory Rebuilt Unit
1
FRONT CARBURETTOR ASSEMBLY,
Zenith Stromberg
1
model 175CD-SEVX
Factory Rebuilt Unit
1
CARBURETTOR IDENTIFICATION CHECKLIST
· Metal tags attached to top cover screws should read
C3613LH
or
C3613RH
.
· Locate E.G.R. operating valve and bracket assembly
mounted under the cold start valve on the rear carb.
· Locate slanted pipes for attaching breather hoses on
front sides of both carbs in close to manifold.
· Locate horizontal breather attachment pipes on rear
sides of both carbs close to air cleaner faces.
· Locate vacuum fitting (copper pipe) on underside of
front carb near center of mounting flange.
· Locate screw-in vacuum fitting on upper side of rear
carb near center of mounting flange.
· Locate vacuum fittings on tops of bypass valves.
· Bypass valves are adjustable as indicated by small
adjusting screws in centers.
· Identification characters stamped on air cleaner faces
should be
T224
and
T225
with suffix letters
A
or
B
.
The prefix letter is sometimes omitted or moves to a
suffix position.
· Check cold start valves; cams will be stamped
SRZ
,
and bodies should be marked
A3
and sometimes
B4
.
lever should be made of die-cast metal rather than steel.
· These carbs are easy to identify, as they are the only TR6
carbs with the E.G.R. operating valve, but the surest way to
identify your carbs is to retain the identification tags.
MAIN BODY DETAILS
Main Body Assembly
NSS
Adaptor,
vacuum connection, rear carb, top
1
Screw,
stop, vent lever
2
Nut,
locking screw
2
Screw,
idler trimming
2
Spring,
idler trimming
2
Plate No.
Part No.
Description
No. Off
SUCTION CHAMBER DETAILS
DAMPER ASSEMBLY
2
Washer
2
Bushing
2
Ring,
retaining
2
Gasket,
damper
2
Air Valve and Guide Rod Assembly
NSS
Top Cover Assembly,
suction chamber
NSS
Screw and Washer Assembly,
securing top cover
8
assembly.
Diaphragm
2
Washer,
retaining
2
RING,
sealing Diaphragm
2
ZEB18001
Screw,
securing diaphragm and retainers
8
Metering Needle,
adjustable (Coded B.1AF)
2
Screw,
retaining, metering needle
2
SCREW,
adjusting, metering needle
2
"O" Ring,
oil sealing, adjusting screw
2
Clip,
spring, retaining adjusting screw
2
Spring,
air valve return
2
THROTTLE DETAILS
Spindle,
throttle, front carb
1
Spindle,
throttle rear carb
1
Disc,
throttle
2
Screw,
securing throttle disc
4
SEAL ASSEMBLY,
throttle shaft
4
Seal,
throttle shaft (neoprene part only)
4
Spring,
throttle return
2
WASHER
2
Lever,
throttle, front carb
2
Lever,
throttle, rear carb
2
Nut,
locking screw
2
Washer,
tab, front carb only
1
Nut,
extension, front carb only
1
Washer,
spacing rear carb only
2
Washer,
shakeproof, rear carb only
1
Nut,
rear carb only
1
VENT LEVER DETAILS
Lever,
vent
Liner
2
Washer,
spacing
2
Ring,
retaining
2
Screw,
throttle stop
2
Spring,
throttle stop
2
(Continued on next page.)
Plate No.
Part No.
Description
No. Off
