1986+ Mercury 6/8/9.9/10/15HP 2-stroke Factory Service Manual, Page 237Get this manual

1986+ Mercury 6/8/9.9/10/15HP 2-stroke Factory Service Manual, Page 237

Quality of the image is intentionally reduced!

GEAR HOUSING
PINION GEAR
1 Inspect pinion gear teeth for breakage, rust, chipping or excessive wear2 If pinion gear teeth are damaged, inspect FORWARD and REVERSE gear for damage3 Replace