Yamaha Outboard Motors Factory Service Manual F6 and F8, Page 258Get this manual

Yamaha Outboard Motors Factory Service Manual F6 and F8, Page 258

Quality of the image is intentionally reduced!

CYLINDER HEAD AND OIL PUMP CHECKING THE SPARK PLUG
Before installing to the cylinder head, add drop of approx1 cc of Yamaha 4-stroke outboard motor oil from suction port or discharge port b