2007 Buell Lightning: Drive/Transmission 6-19
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INSTALLATION
NOTE
Prior to installing engine sprocket nut and the clutch hub nut,
the threads on the sprocket shaft, sprocket nut, mainshaft
and clutch hub nut must be thoroughly cleaned to remove any
oil that might contaminate and interfere with the locking
agent.
1. See Figure 6-33. Assemble clutch hub (1) and shell (3)
by sliding inboard end of clutch hub into shell bearing(2)
by hand. No tools are required.
2. Submerge and soak all friction and steel plates in FOR-
MULA+ TRANSMISSION AND PRIMARY CHAINCASE
LUBRICANT for at least five minutes and assemble
clutch pack in sequence in the clutch hub. See ASSEM-
BLY AND INSTALLATION under 6.4 CLUTCH.
3. Verify that outer thrust washer (4) is installed on trans-
mission shaft.
4. Install the engine sprocket, clutch assembly and primary
chain as a unit into primary chaincase.
5. See Figure 6-34. Install the engine sprocket nut.
a. Install SPROCKET LOCKING LINK (Part No. HD-
38362 for XB9SX models and HD-46283 for XB12S
models).
b. Apply two or three drops of LOCTITE 271 (red) onto
threads of sprocket shaft.
c. Install engine sprocket nut. Tighten to 240-260 ft-lbs
(325.4-352.5 Nm).
NOTE
See Figure 6-35. Washer must be installed with the word “out”
facing the mainshaft nut or transmission may be damaged.
Figure 6-33. Clutch Hub and Shell Assembly
b1061x6x
1. Clutch hub
2. Needle bearing
3. Clutch shell
4. Thrust washer, outer
1
3
4
2
Figure 6-34. Sprocket Locking Link
(Part No. HD-38362 for XB9SX models and
HD-46283 for XB12S models)
Figure 6-35. Mainshaft Nut and Washer
8810
1. Torque wrench
2. Engine sprocket
3. Sprocket locking link
2
3
1
1. Mainshaft nut
2. Washer
3. Clutch hub
b1060x6x
3
2
1
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