2002 Yamaha YFM660 Grizzly factory service and repair manual, Page 11Get this manual
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ROCKER ARMS 4-12 REMOVING THE ROCKER ARM 4-14 CHECKING THE ROCKER ARM 4-14 INSTALLING THE ROCKER ARM 4-15 CAMSHAFT AND CYLINDER HEAD 4-16 REMOVING THE CAMSHAFT AND CYLINDER HEAD 4-18 CHECKING THE CAMS