Mercury Outboard Lower Unit Drain Plugs

The vent plug is located near the top of the lower unit almost straight up from the drain plug.

Mercury outboard lower unit drain plugs.

Boating accessories new oil drain plugs gaskets washers sierra 18 2244 fits mercury mercruiser 1 mr r alpha alpha i gen ii upper lower units. These simple yet effective tools are sold individually and have a 3 8 ratchet receiver. 80hp mercury marine outboard water pump impeller housing repair kit 80 800. They are absolutely horrible to work with.

The k l oil drain screw tool is designed to remove and install the oil drain plug screw for all outboard motors without damaging the screw or the surrounding area. Oem 10 79953a2 10 79953q2 drain screw drain screw 4 9 out of 5 stars 22. How to remove stuck lower unit drain plugs in an outboard engine. Stick your thumb and forefinger into the flow from the.

Ok so i just finished my annual oil check fill on the lower unit of my mercury 20 hp outboard. Mercury marine mercruiser oem gearcase drain plug seal washer 5 pack 26 830749. 86 35 hp gearcase lower unit mercury outboard 40 50 60 hp 78 94 new h2o 20 292 99 28 99 shipping. Boating accessories new oil drain plugs gaskets washers sierra 18 2244 fits mercury mercruiser 1 mr r alpha alpha i gen ii upper lower units.

How to remove stuck lower unit drain plugs in an outboard engine. They require the use of a slot screwdriver. Make offer 86 35 hp gearcase lower unit mercury. As soon as you loosen the vent plug the flow of gear oil from the drain plug will steadily increase.

Oem 10 79953a2 10 79953q2 drain screw drain screw 4 9 out of 5 stars 22. Remove the washer and stow it next to the drain plug.