Buell XB9R 2003, Service Manual, Page: 278 / 566

2003 Buell XB9R: Engine 3-87
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CLEANING AND INSPECTION
1. Thoroughly clean gearcase compartment, gearcase
cover and gears in solvent to remove oil and carbon
deposits.
1 1
WARNING
1
WARNING
Low pressure compressed air can blow debris into your
face and eyes. Always wear eye protection or a face
shield when using pressurized air. Failure to take ade-
quate safety precautions could result in death or serious
injury.
2. Blow out all cover oil passages and bushings with com-
pressed air.
3. Clean old gasket material from gearcase and crankcase.
Cam and Pinion Gear Identification,
Inspection and Selection
See Figure 3-128. Cam lobes are stamped with a number (1,
2, 3 or 4) followed by a letter (“E”). The numbers identify the
cam location/function and the letter (“E”) indicates model year
application:
NOTE
Prior to changing any cam gears, check gear shaft fit within
corresponding bushings. Worn bushings can cause exces-
sive backlash.
Bushing Inspection
1. Bushings are press fit in gearcase cover and crankcase.
Inspect each bushing against its corresponding cam
gear shaft or pinion gear shaft. See
Table 3-27.
NOTE
If Service Wear Limits are exceeded, replace crankcase set
and/or gearcase cover as required.
Figure 3-128. Cam Identification Stamp
Table 3-26.
Stamp Location/Function
1E Front Exhaust
2E Front Intake
3E Rear Intake
4E Rear Exhaust
2E
b0952x1x
Table 3-27. Gear Shaft Specifications
GEAR
SHAFT
CORRECT
CLEARANCE
SERVICE WEAR
LIMIT
Cam 0.0007-0.0022 in.
(0.0178-0.0559 mm)
0.003 in.
(0.076 mm)
Pinion 0.0023-0.0043 in.
(0.0584-0.1092 mm)
0.0050 in.
(0.1270 mm)