1978 Johnson 4HP outboards Service Manual, Page 8Get this manual
1Speed control 2Power pack 3Low speed knob 4Choke knob 5Stern bracket 6Water intake 7Oil drain and fill plug 8Exhaust outlet 9Tilt adjustment rod 10Fuel tank connector 11No2 ignition coil 12Fuel pump and filter 13Flywheel 14Rewind starter 15No1 ignition coil 16Motor cover latch 17Oil level plug 18Clamp screws 19Steering handle 20Starter handle