Mercury 80 User Manual

6. If the oil level is below the operating range (cross hatched region), remove
the oil filler cap and add approximately 500 ml (16 oz) of the specified
outboard motor oil. Allow a few minutes for the added oil to drain to the oil
sump and check the level on the dipstick. Repeat the process until the oil
level is on the operating range (cross hatched region). Do not try to fill to
the upper end of the operating range (cross hatched region).
53755
IMPORTANT: Inspect oil for signs of contamination. Oil contaminated with
water will have a milky color to it; oil contaminated with fuel will have a strong
fuel smell. If contaminated oil is noticed, have the engine checked by your
dealer.
7. Push the dipstick back in all the way.
8. Install the oil fill cap hand‑tight.
9. Install the top cowl.
FUEL AND OIL
48 eng

Mercury 80 Specifications

General

Steering	Remote
Shaft Length	20 in (508 mm)
Gear Ratio	2.07:1
Horsepower	80 hp
Full Throttle RPM Range	5000-6000 RPM
Bore x Stroke	3.15 x 3.15 in (80 x 80 mm)