Installing The Rocker Arms - Yamaha 2004 Rhino 660 YXR660FAS Service Manual

ROCKER ARMS
d. Measure the outside diameter b of the
rocker arm shafts.
Out of specification → Replace.
Rocker arm shaft outside diame-
ter
11.976 ~ 11.991 mm
(0.4715 ~ 0.4721 in)
e. Calculate the clearance by subtracting the
rocker arm shaft outside diameter from the
rocker arm inside diameter.
Out of specification → Replace the defec-
tive part(s).
Rocker arm to shaft standard
clearance
0.009 ~ 0.042 mm
(0.0004 ~ 0.0017 in)
L LLL L LLL L L LLL L

INSTALLING THE ROCKER ARMS

1. Install:
• rocker arms 1
• rocker arm shafts 2
NOTE:
• The thread hole a of the rocker arm shaft
must face to the outside.
• After installation, make sure that the thread
hole a of the rocker arm shaft is positioned
correctly, as shown in the illustration.
4 - 16
ENG
L LLL L L LLL L L LLL L LLL