2001-2002 Yamaha 50HP F50Z/T50Z Ouboard 4-stroke engines service manual, Page 166Get this manual

2001-2002 Yamaha 50HP F50Z/T50Z Ouboard 4-stroke engines service manual, Page 166

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IpOWRIIfriJ: IPower unit Do not get the lapping compound on the valve stem and valve guide10 After every lapping procedure, be sure to clean off any remaining lapping compound from the cylinder head a