Mercury Outboard Lower Unit Drain Plugs

80hp mercury marine outboard water pump impeller housing repair kit 80 800.

Mercury outboard lower unit drain plugs.

These simple yet effective tools are sold individually and have a 3 8 ratchet receiver. 86 35 hp gearcase lower unit mercury outboard 40 50 60 hp 78 94 new h2o 20 292 99 28 99 shipping. Unscrew and remove the vent plug. 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.

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. 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. Oem 10 79953a2 10 79953q2 drain screw drain screw 4 9 out of 5 stars 22.

The drain plugs are threaded into the engine. 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. They require the use of a slot screwdriver.

How to remove stuck lower unit drain plugs in an outboard engine. I thought slot screws had gone the way of the dinosaurs. Mercury marine mercruiser oem gearcase drain plug seal washer 5 pack 26 830749. They are absolutely horrible to work with.

As soon as you loosen the vent plug the flow of gear oil from the drain plug will steadily increase. Ok so i just finished my annual oil check fill on the lower unit of my mercury 20 hp outboard.