The Best Mercury 90 Hp Drain Plug

Quicksilver oil change kits contain industry-leading Quicksilver 25W-40 Marine Engine Oil. Over five years of engineering and development went into the exclusive Flagship Protection formula which features a high-tech, advanced set of anti-wear additives that provide up to 33% better camshaft wear protection. Designed to maintain engine reliability and performance, Quicksilver 25W-40 Marine Engine Oil has been proven to hold its viscosity ratings longer in industry wear testing than other oils on the market. Quicksilver Oil, combined with a genuine Quicksilver Oil Filter team up to provide the highest degree of protection one can get on the water.

The Quicksilver Gear Lube Pump Outboard or Stern Drive 3/8″ – 16 Drain Plug. Easily replace your lower unit oil with this pump. Fits all quart and liter bottles. Fits any outboard or stern drive with a 3/8″‑16 drain plug. Use adapter (included) for gear cases with an M8x1.25 drain plug.

Our marine drain screw gaskets are the ideal solution for outdrive drain, vent plug / vent screw and oil level use. Compatible with most lower units and seawater pumps. Keep oil in and water out with the tight seal created by these gaskets. Compatible with inboard / outboard motors made by a variety of manufacturers, including Mercruiser (TM), Mercury Marine (TM), OMC (TM), Chrysler (TM) / Force (TM) / US Marine (TM), Mallory (TM), Johnson (TM) / Evinrude (TM), Sears (TM) and more. Comparable to Sierra International (TM) 18-2945-9. Replaces 307552, 12-19183, 12-191832, 12-191833, 12-19183B, 12-20260, 12-20260B, 9-60101, 9-60102, F50556, F8077, F8186 and more. Each change requires 2-3 gaskets. Our pack of 6 helps ensure that you always have spares on hand for the next change. Our gaskets are made from durable, marine-specific materials and are built to last. This product is manufactured and distributed by Impresa Products (TM). This is not a Mercruiser (TM), Mercury Marine (TM), OMC (TM), Chrysler (TM) / Force (TM) / US Marine (TM), Mallory (TM), Johnson (TM) / Evinrude (TM), Sears (TM) or Sierra International (TM) product and Impresa Products has no affiliation with or endorsement from these brands. Our product is not covered under any other manufacturer’s warranty (except for Impresa Products). The Mercruiser (TM), Mercury Marine (TM), OMC (TM), Chrysler (TM) / Force (TM) / US Marine (TM), Mallory (TM), Johnson (TM) / Evinrude (TM), Sears (TM) and Sierra International (TM) brand names and logos are the registered trademarks of their owners. Any use of the Mercruiser (TM), Mercury Marine (TM), OMC (TM), Chrysler (TM) / Force (TM) / US Marine (TM), Mallory (TM), Johnson (TM) / Evinrude (TM), Sears (TM) or Sierra International (TM) brand names, models or any other related designations are made solely for purposes of describing and illustrating compatibility.

Lower Unit Gear Lube Drain and Fill Hole Screw and Seal 79953Q04 is used with 3/8 – 16 drain/fill hole screw on all MerCruiser stern drives, Mercury and Mariner outboards except the Verado series. It is very important to use the seal to make sure the drain/fill hole screw seats properly to retain the gear lube in the gear case and keep damage causing water out of the gear case. The Quicksilver brand is the leader in delivering uncompromising engine oils, parts and accessories to the marine industry for over 65 years. Quicksilver is the premier supplier of Mercury Marine Original Equipment replacement engine parts, oils, and accessories, but also works to serve all Original Equipment brands in the marine and powersports industries. It has earned a loyal following by providing the highest quality products that are tested through some of the most rigorous environments and testing procedures. No aftermarket company comes close to the level of research and design as Quicksilver; buying Quicksilver is buying performance, protection and peace of mind.

OEM: MERCURY MARINE 27-98823-1

For 2005 and newer Mercury and Mariner 8 through 9.9 hp 4-stroke outboards. See your owner’s manual for replacement schedule. See your engine service manual for instructions. The Quicksilver brand is the leader in delivering uncompromising engine oils, parts and accessories to the marine industry for over 65 years.  Quicksilver is the premier supplier of Mercury Marine Original Equipment replacement engine parts, oils, and accessories, but also works to serve all Original Equipment brands in the marine and powersports industries.  It has earned a loyal following by providing the highest quality products that are tested through some of the most rigorous environments and testing procedures. No aftermarket company comes close to the level of research and design as Quicksilver; buying Quicksilver is buying performance, protection and peace of mind.