2007-2010 Honda FourTrax Rancher 420 TRX420 TRX Service Manual, Page 227Get this manual

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CYLINDER HEADIVALVE VALVE SPRING
wearMeasure each valve stem .0 and record it
SERVICE LIMITS: '07'08 models:

After '08 models:

IN5.45 mm (0.215 in) EX5.43 mm (0.2

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