1968 Evinrude Big Twin, Lark 40 HP Outboards Service Repair Manual P/N 4483, Page 63Get this manual
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iRemove gearcase bearing, using bearing (Special #309916) jDrive ll shaft oil seal out of the housing, using punchRemove "" ring
Rerriove tl1e two 10wer gearcase stud l1uts, tl1e stud washer, al