2009-2011 Honda FourTrax Rancher AT TRX420FA/FPA Service Manual, Page 234Get this manual
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CYLINDER HEADNALVE Apply locking agent to the tensioner lifter bolt threadsInstall the tensioner lifter with the bolts and tighten them TORQUE: 12 Nm (1.2 kgf'm, 9lbHt) Remove the pin from the tension