1976 Johnson 4HP 4R76, 4W76 Outboards Service Manual, Page 50Get this manual
GASKETS UPPER PIVOT
INNER EXHAUST HOUSING SLEEVE
(WEEDLESS HOUSING ILLUSTRATED)
TILT BOLT
COMPRESSION FRICTION BLOCK AND NUT
REAR SWIVEL BRACKET
CONICAL
FRONT SWIVEL BRACKET BUMPER
BEARING EXHAUST HOUSING
REV ERSE WCK
REVERSE LOCK SPRING
Figure 6-9Exhaust Housing and Stern Bracket Group
DRIVE SHAFT
IMPELLER
IMPELLER nSCREW
WATER TUBE
T HOUSING
IMPELLER
GROMMET-8IMPELLER PLATE"G GEARCASE HEAD OILG SEAL PROPELLER IMPELLEROIL SEAL z=::::,C '-WASHER