1969 Evinrude 40 HP Big Twin, Lark Service Repair Manual P/N 4596, Page 48Get this manual
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TOP SCREWS
Figure 5-11 Removing Crankcase Taper Pins dRemove oil drain valve from front half of crankcase for cleaning and inspectionSee Figure 5-12eUsing 5 16 inch, 12 point socket, remo