1997 "EU" Johnson Evinrude 5 thru 15 Four Stroke Service Manual, P/N 507262, Page 168Get this manual
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22Use OMC Crankshaft Pulley Nut RemoverInstaller, PIN 342212, and crowfoot wrench to facilitate removal of nut
23Place tool on crankshaft taper aligned with keyway and secure in place with the flywheel nutUse crowfoot wrench and remove nut from crankshaft threads24Remove key and nutRemove lock plate and belt guide