1972 Johnson 4HP Outboard Motor Service Manual, Page 5Get this manual
SPEED CONTROL FUEL FILTER AND PUMP -SPEED KNOB KNOB SERIAL NUMBER- _ PLUG
STERN BRACKET
ADJUSTMENT ROD
_ WATER INTAKE
EXHAUST OUTLE
WEEDLESS GEARCASE
Figure 1-14
with Weedless GearcaseStarboard Side