How much oil does a Mercury 90hp 4-stroke?
5.28 QT. (169 oz.)
How to check oil level in Mercury 4 stroke engine?
With the engine trimmed down, check the oil level on the dipstick after allowing a few minutes for the oil to drain into the oil pan properly. Filling the oil to the lower level on the dipstick will help you to measure if the oil level changes over time with the engine in operation.
When to replace spark plugs on Mercury 4 stroke?
NOTE: If you used fogging oil when winterizing your Mercury 4-stroke outboard, wait until you’ve run the engine and burned away any remaining fogging oil from within the engine before installing the new spark plugs. 7. Check the engine oil level.
What’s the best way to check engine oil?
Tilt outboard out/up past vertical for approximately one minute to allow trapped oil to drain back to the oil sump. Tilt outboard vertical (not tilted) position when checking engine oil. For accurate readings, check oil only when engine is cold or after engine has not run for at least an hour.
How to check the oil level on an outboard boat?
More outboard owners would check the oil level if the cowl was easier to remove. Lifting the lid on a big V6 can take muscle and agility, especially if the boat’s in the water. How about a little hatch in the cowl to access the dipstick?
How to change the oil on a Mercury 4 stroke?
Mercury Oil Change Instructions for 4-Stroke 75/90/115 HP EFI. Oil Change Procedure. Tilt the outboard up to the trailer position. Turn the steering on the outboard so that the drain hole is facing downward. Remove the drain plug with an 18mm wrench and drain the engine oil into an appropriate container.
How to change oil on a Mercury 75 / 90 / 115 HP EFI?
Mercury Oil Change Instructions for 4-Stroke 75/90/115 HP EFI. Tilt the outboard up to the trailer position. Turn the steering on the outboard so that the drain hole is facing downward. Remove the drain plug with an 18mm wrench and drain the engine oil into an appropriate container.
How do you check oil level on 4 stroke outboard?
Don’t just pull the dipstick—here’s the right way to check the oil level in a four-stroke outboard. Checking the oil level in a four-stroke outboard is about as basic as maintenance gets, and should be part of the “pre-flight” routine of every outboard owner.
What kind of oil is in a mercury oil change kit?
Klarna. Mercury oil change kits contain industry-leading Mercury 25W-40 Marine Engine Oil.