2007-2009 Yamaha F15/F20 Outboard Service Manual, Page 32Get this manual
Maintenance specification Item Crankshaft Crankshaft journal diameter Crankpin diameter Crankpin width Crankshaft run-out limit Crankcase Crankshaft journal oil clearance Upper and lower crankcase main journal bearing thickness(Blue)(Black)(Brown) Oil pump Type Outer rotor-to-housing clearance Outer rotor-to-inner rotor clearance Rotor-to-cover clearance Relief valve opening pressure Thermostat Opening temperature at 0.05 mm (0.0020 in) Fully open temperature Valve open lower limit Manual starter Starter rope length Starter rope pulling length Unit mm (in) mm (in) mm (in) mm (in) mm (in) F15MHF Model F15EHF F20MHF F20EHF