Buell 2007 FIREBOLT Service Manual page 287

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8703
Figure 3-77. Valve Seal and Lower Collar Assembly
Installation
7. See Figure 3-77. Coat the sleeve with oil and place a
new seal and lower collar assembly over the valve stem
and onto valve guide.
NOTES
See Figure 3-76. The valve seal is now incorporated into
the lower collar and is installed by hand. NO SPECIAL
TOOLS ARE REQUIRED.
The seal is completely installed when the lower collar
contacts the machined surface of the head.
Do not remove valve after seal is installed. Repeated
installations will damage seal.
3-56 2007 Buell Firebolt: Engine
8684
Figure 3-78. Valve Spring Compressor
(Part No. HD-34736B)
8. Install valve spring and upper collar.
9. See Figure 3-78. Compress spring with VALVE SPRING
COMPRESSOR (Part No. HD-34736B).
NOTE
The XB Firebolt utilizes a single valve spring for each valve.
The inner and outer springs are combined into one tapered
spring that is progressively wound.
10. Insert valve keepers into upper collar, making sure they
engage grooves in valve stem.
11. Release and remove from VALVE SPRING COMPRES-
SOR.
12. Repeat steps 4-11 for the remaining valve.