2002 Yamaha YFM660 Grizzly factory service and repair manual, Page 202Get this manual
PRIMARY AND SECONDARY SHEAVES
INSTALLING THE PRIMARY AND SECONDARY SHEAVES 1.Install: Secondary sheave assembly V-belt Primary sheave assembly NOTE: Tightening the bolts will push the secondary sliding sheave away, causing the gap between the secondary fixed and sliding sheaves to widenInstall the V-belt so that its arrow faces the direction show in the illustration