Mercruiser engine drain plugs.
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Mercruiser engine drain plugs 0 L drain plugs location a engine serial will get you the correct manual. This video demonstrates the functionality and ease of operation for the Mercruiser Single Point Drain System. This design is incredibly strong . Or are you looking for the blue plastic plugs? Oct 20, 2022 · General Boating Discussion - Mercruiser 'blue' block and manifold plugs - what thread? - It's definitely NOT 1/4" NPT, it's definitely not 1/2-13does anyone know the size of the threads in a Mercruiser big block and exhaust manifold? Sep 21, 2013 · Re: Merc 3. Jun 16, 2010 · Re: mercruiser 3. The boat block has two drain plugs and the each manifold has a drain plug. To perform a proper coolant flush, remove both plugs carefully to ensure full drainage. 6L Mercruiser Sterndrive Gas Engines 3. 3 , 5. We would like to show you a description here but the site won’t allow us. 0 engine drain plug Did he put the bolt into the block, or onto another fitting? Thanks for replying. 7's aka 470's are all fresh water cooled, so your block, and exhaust manifolds should have antifreeze in them. Compatible with the following drain plugs. 1/4 NPT is the size. You just need a flat screw driver. , immediately switch over to the antifreeze in the bucket, and run until 6 gallons were sucked into the system. Water is leaking from what appears to be the cooler assembly tube. You should probably buy a supply of them. Sep 9, 2020 · Yet another post from me as I learn a new engine/boat. it has a drain plug too. Product Details This Manifold Engine Block Drain Plug Kit is designed for most MerCruiser and Mercury V6 and V8 inboard/stern drive applications with closed cooling systems. I see that the 6. Designed for MerCruiser engines, it's ideal for use on cylinder blocks, exhaust manifolds, seawater pumps and water hose drain ports, helping you drain water quickly and efficiently. FASWORX Brass Manifold and Block Drain Plug Kit Compatible with Mercruiser, OMC, Volvo Penta and Many Others. 500-13 Large wing-nut style end makes it easy to install by hand Replaces worn or damaged plugs to make Winterizing your engine easier Sold as Pack of 5 Where are my boat motor drain plugs. 2 mpi, Sterndrive 350 mag mpi. This is a 3d printed tool made durable PETG filiment. The wing nut design makes insertion or removal easier. All fuel injected engines have knock sensors in the drain holes. Is there any other drain point I need to use when winterizing my engine? I think proper winterization is to run RV antifreeze through the engine Feb 18, 2025 · Specification: Item Type: Engine Drain Plug Material: ABS OE Numbers: 22 806608A02, 8M0119211, 12-19183 Fitment: Replacement for Mercruiser Marine Inboard Engines How to Use: Installation method: replacement installation packing list: 5 x Engine Drain Plug 2 x Gasket Notice: Please double check the part number of your item, matching information is for reference only. Being unfamiliar with inboards, I just start following the water lines. Includes one brass plug and petcock assembly. Product Description Brand new, genuine Mercury Marine/Mercruiser Blue Manifold and Block Drain Plug Kit (2 Pack). 3 Mercruiser engine uses five blue plastic water plugs to drain cooling passages during winterizing. 0L LX engine, locate all water drain plugs beyond the visible one with the blue ID cap. 13 - 1990-1997 Engines GM 4 Cylinders If you have any other questions let us know Mar 2, 2023 · Easy access and efficient drainage Compatible with a wide range of MerCruiser Sterndrive and EFI Inboard Engines, this drain plug is a versatile and practical solution for engine maintenance and repair. You can see one obviously in the front of engine on left bottom near the water pump fly wheel, (Blue plastic drain plug) One on each side near engine mount, they are manifold drain plugs. Includes O-ring for a leak-proof seal. Proper identification prevents fluid loss and contamination. Re-install the plugs. Removing the drain plug on the bulbous housing should drain about 4 gallons of water from the engine block, manifolds, fuel cooler, and misc hoses. Lower Unit Gear Lube Drain and Fill Hole Screw and Seal 8M0058389 is used with 3/8 - 16 drain/fill hole screw on all MerCruiser stern drives Customer: I have a 1988 Mercruiser 5. Nov 12, 2025 · Mercruiser Drain Plug Tool. Without quick disconnect drains, carefully remove each plug to prevent trapped water that can freeze and cause damage. 0mpi that has the single point drain plug in the front that drains the water out. one out the front and one either side of the block and one to each manifold. Sterndrive 4. Oct 28, 2023 · Drain Plugs??? I recently repowered my boat with a Mercruiser 6. Fits any GM (Chevy) engine without knock sensors. Used to drain your engine block and manifold Large wing-nut style end makes it easy to install by hand Replaces Cooling Systems → Water Pumps and Accessories → Pump Accessories → Stainless Steel Sea Pump Drain Plugs - Mercruiser 22-806608A02 / 8M2000874 (5 Pack) The 5L Mercruiser has six drain plugs: engine oil pan, transmission, coolant system, exhaust manifolds, and gearcase. . Replacement engine parts prevent leaks and keep your boat on the water. 3 MPI user manual online. Includes one brass plug and petcock assembly as seen in the picture. Apr 2, 2007 · Re: Mercruiser 5. In this video I show you where your 4. Inspect plugs for corrosion or damage and replace seals if leaking. 3. You need to pull all the plugs and hoses and use a stiff wire to probe the holes and makes sure they aren't plugged up. 2 drain plugs, one in each goose neck of the exhaust 2 drain plugs, one in each exhaust manifold 2 petcock valves, one on each side of the engine block. Perfect for marine engine maintenance. Sep 24, 2013 · Re: Mercruiser 4. View and Download MerCruiser Sterndrive 4. The ears on the blue drain plug broke off in my hand, apparently they get a little brittle over time? I tried to get a bite on the plug Blue Drain Plug With O-Ring Replaces Mercruiser # 22-806608A02 SIE18-4226 Also used in several locations on engines 2002 and up +/- Drain plug - BLUE Replaces Oil Systems - Oil Drain Systems Oil Drain Systems Oct 17, 2014 · My procedure was to run until the engine came well up to operating temp. Apr 1, 2024 · I have a 1987 Sea Ray with a 1987 Mercruiser V8 260 motor that was winterized some time back. 5. There seems to be a brass fitting attached to the block that the blue plastic plug screws into. 0L and want to make dead sure I know where all the drain plugs are for winterization. Did I forget to replace a drain plug? Is the part faulty? Could the water be originating from another location and just seem like it's draining from there? View and Download Mercury MERCRUISER user manual online. 22-8M0119211 Drain Plug Assembly . Feb 24, 2012 · Buy Quicksilver 862827; Tether and Drain Plug- Replaces Mercury/Mercruiser Made by Quicksilver: Oil Drain Plugs - Amazon. To clarify, I pulled the five drain plugs (plus stiff wired them) and disconnected the four hoses at the thermostat housing a let sit for two days. I see several drain cocks on the bottom of the engine that I know to make sure are closed before starting the engine. View and Download MerCruiser 350 MAG owner's manual online. Some are located behind the prop, and you must remove the prop. <br />Best bet may be to go get genuine new plugs w/gaskets,like most Alpha I's used. When I see a drain plug 'sticking' out too far,it's usually an OMC/BRP drain plug stuck in there. Oct 4, 2016 · As the cool weather sets in I decided to drain the water from the engine. Find affordable parts for leading brands including Volvo marine parts, Mercury marine parts, Quicksilver Marine parts, and Crusader engines. Fits MerCruiser engines with metal cylinder block drain fittings, engine blocks and exhaust manifolds. 500-13 Large wing-nut style end makes it easy to install by hand Replaces worn or damaged plugs to make Winterizing your engine easier Sold as Pack of 5 SKU# 22-8M0119211x5 Fits: Product Details This Engine Block Drain Plug Kit contains blue, wing-nut style drain plugs for draining engine cylinder blocks and exhaust manifolds on most MerCruiser stern drive and inboard engines. 0L Mercruiser? Filling with Anti-Freeze and Winterizing Remove plug (s) (2) on right side of block back rear, let all water drain out, above that is manifold plug, remove that and let all water drain out. outside diam The Mercruiser 5. This Oct 3, 2008 · Re: Drain Plugs 1990 4. One on each side just below the manifold drain, they are engine block drain plugs. And at Discount Inboard Marine, we couldn't agree more! That's why we offer reliable, trusted boat drains and plugs that provide you with a smooth and worry-free trip out on the water, every We would like to show you a description here but the site won’t allow us. (pics) Im kinda confused, I have the merc 5. 3l OMC There are 4 drain plugs ,, 1 on each manifold & 1 on each side of engine block . 3) Drain the block by removing the drain plug at the lowest point of the engine. Includes TWO brass plug and petcock assembly as seen in the picture. Nov 27, 2012 · Re: 5. Plus the exhaust elbow. 0, and 5. 7 6 ratings $7025 Mercruiser New OEM Factory Manifold and Block Drain Plug Kit, Blue, 22-8M0119211 › See more product details Report an issue with this product or seller Sep 2, 2016 · This is a high quality replacement for the Mercruiser part # 22-806608A02 and 22-806608A1 and Sierra part # 18-4226 for most Mercruiser engines. 6. These plugs fit into specific ports on the engine block and manifold to prevent water freezing damage. Someone will soon post that I'm wrong. Simply loosen and tighten by hand. 3 today, and could not locate the block drain plugs. 0 mpi, Sterndrive 350 mag mpi horizon, Sterndrive mx 6. 42 Write a Review Part No: Oct 22, 2010 · Re: Drain Plug Locations: 1980 Mercruiser 330 MIE 454 GM V8 Heythanks for the reply. Brand new, genuine Mercury Marine/Mercruiser Blue Manifold and Block Drain Plug Kit (2 Pack). Used in several locations on engines around 2002 and up. Keep your performance boat running right with the Mercruiser and Indmar engine drain plugs available in our stores or online from Bakes Marine. Make ABSOLUTELY SURE that you remove the block plug/valves and poke a piece of wire in there enough to clear any rust flakes and sand. Also for: Seacore 377 mag. Engine Drains & Plugs Engine Drains & Plugs As a boat owner, you know that every engine component makes a difference, even down to the marine drain plugs. An o-ring is included and must be used to assure proper seal when inserted. Typically, there are multiple plugs on the engine block and manifold to fully drain coolant and water. Oct 15, 2013 · Re: MerCruiser D 3. With multiple gaskets included, users have backups readily available for future replacements or repairs Compatible with Mercury Marine, Mercruiser Stern Drive, and Sierra Marine, including 10-20259, 10-79953Q04, 10-79953Q2, 10-79953A2, 10-28634, 10-28634A1, 816610A2, 816610A1, and 18-2244, this drain plug kit ensures Oct 10, 2022 · About this item TWO quick engine block drain plugs. The problem arises when the manifold drain port connection internal plug gets jammed and the manifold, or both manifolds dont drain. You need to remove the larger hoses to insure draining Nov 15, 2015 · I removed a total of 5 drain plugs: 2 on the block, 1 under each exhaust manifold, and 1 under the hose that carries the raw sea water from the outdrive pump to the engine thermostat housing. Sep 25, 2011 · Re: Location Of drain plugs on Merc 5. However, that's what the MCM140 3. Mercruiser Blue Plastic Drain Plug by SierraWidely Used for Mercruiser V4, V6 and V8 Marine Engines. Mercruiser #22-8M2005622 Mercury/Quicksilver $46. There is no way to verify they drain everything as they should. com FREE DELIVERY possible on eligible purchases Dec 18, 2018 · Do It Yourself, Boating on a Budget - Best set up for block drains - I like to drain the block for the winter, but the plugs are a mofo to get to with all of the hoses around that area. 7 block drain plug size If you are referring to the brass pipe plugs that fit into the block, they are 1/4" NPT. Inboard/Outboard oil drain kit Fits 1996 and later GM marine engines with metric 12 x 1. 99 or Best Offer The 4. Nov 16, 2020 · EZ Drain Plugs for Exhaust Manifold & Engine Block on 3. so a total of 5 drain plugs. Need help? Make routine maintenance easier with a durable plastic Quicksilver Drain Plug. This is the non-magnetic plug screw version. Got er done, though. com FREE DELIVERY possible on eligible purchases Nov 21, 2020 · Buy Manifold Engine Block Drain Plug Kit Replaces for Sierra 18-4226 for Mercruiser 22-806608a02 for GLM 13992, Pack of 10: Oil Drain Plugs - Amazon. Jan 19, 2018 · Buy Mercruiser Manifold Engine Block Drain Plug Kit (Pack of 5) 22-806608A02 & 18-4226 (5): Oil Drain Plugs - Amazon. FWIW, I've had to replace the petcocks on my engine a couple of times over the years from them getting gunked up with debris. GLM Aftermarket Mercruiser manifold drain plug kit and brass plugs for use with marine engine exhaust manifolds. Can someone please send me picture or youtube video of where I might be able to find their location. You will have to drain the raw water side of the heat exchanger an all the raw water hoses (including the voltage regulator that is water cooled). Easy installation 【Customer Service】 If you have any inquiries about model or installation or other aspects, please feel free to contact us before ordering. Compatible with Mercruiser stern drive, GLM 13992, and Mallory 9-41203. 7 Mercruiser drain plugs are. <br /><br />DHP Sep 14, 2019 · Buy V G Parts Drain Plugs Kit for Mercruiser Manifold Engine Block Drain Plug Kit - Pack of 5 - Replaces 22-806608A02 GLM 13992, Malloy 9-41203 & Sierra 18-4226, Made in Taiwan: Oil Drain Plugs - Amazon. I made a stiff wire from an old coat hangar and poked into all the drain holes to clear any debris. Apr 12, 2024 · 22-806608A02 Cylinder Block and Exhaust Manifold Drain Plug Kit used on MerCruiser Stern Drive and Inboard Engines. 18-2244 Drain Screw for Mercury and Mercruiser. Nov 30, 2018 · That sounds like the "Quick Crack System" on mercruiser. Used to drain your engine block and manifold on all of the older MerCruiser engine manifolds and blocks from the 70's, 80's and early 90's. The oil drain plug is located at the bottom of the oil pan, while the coolant drain plug is usually found on the engine block or near the water pump. Threads are approximately 1/2" in diameter. 3L Engines. 75 mm thread oil pan drain plug port. Oct 28, 2007 · I found 4 blue engine drain plugs. OEM MerCruiser Drain Plug Blue Plastic 22-8M0119211 Cylinder block and exhaust manifold drain plug 8M0119211 is for MerCruiser stern drive and inboard engines. The blue plug shown is for reference only and not included. This tool floats in case it’s dropped in the water . May 7, 2001 · The 2001 5. I managed to break the tip off that drain plug and the threaded portion stayed inside the brass housing. Dec 1, 2004 · Re: Drain Plugs on a Mercruiser/Alpha 1 The 3. Aug 22, 2012 · My 3. perfprotec Nov 1, 2013 · Re: Freeze/Drain Plugs on a 3. You really haven’t lived until you try to remove a stock engine block drain plug - WHICH IS LOCATED IN THE HARDEST POSSIBLE PLACE TO REACH and where you can’t use a ratcheting wrench because of the various other engine impediments in the way. Visit for prices, reviews, deals and more! Mercruiser Blue Plastic Drain Plug by SierraWidely Used for Mercruiser V4, V6 and V8 Marine Engines. The 5. 2) Disconnect the battery terminals. Nov 11, 2004 · Re: drain and vent plug o-rings Don,I didn't realize Mercruiser used o-rings,but I don't see too many Bravos. 3l That's why you put them back in after draining. Oct 29, 2010 · Re: Winterizing Mercruiser 5. 50 SKU 22-806608A02 Category MerCruiser Blue Plastic Drain Plugs Out of stock Description Additional information Reviews (0) Feb 25, 2010 · Re: drain plugs on 305 5. 7 Mercruiser drain locations I did the online subscription thing for Seloc. SKU# 22-8M0119211x2. I put a quick video showing my setup. remove top water hose going into theromostat, assuming you have removed the two engine block plugs first and let it drain, you likely not to see any water at Sep 11, 2017 · :welcome: Do you mean the blue drain plugs that are unscrewed to drain various parts of the engine? Yes, they seem to break easily. Are there any tricks to Mar 5, 2011 · I have a 2004 4. Nov 1, 2023 · This set of 2 lower unit drain plugs and these drain plugs do not have magnetic properties They serve as versatile replacements for various Mercury drain plug models, including 10-79953Q04, 10-79953Q2, 10-79953A2, 79953Q04, 79953Q2, 79953A2, F50109, 816610A1, 79953, F40109, 816610A2, 28634A1, 28634, 20259, Sierra 18-2244, and Mallory 9-72650 These drain plugs are compatible with a range of We would like to show you a description here but the site won’t allow us. Inspect plugs for corrosion or wear, and replace Oct 19, 2025 · Used to drain your engine block and manifold. Feb 24, 2009 · Re: Winterizing 350 MAG 3 point drain system Pesonally, I hate those systems. Dec 7, 2022 · Machined brass engine block or drain plug with 1/4" NPT fitting Compatible with most early 1990's and earlier engines. Drain the engine water cooling system, following the instructions for your engine. and lower the outdrive. The lake water Product Description Brand new, genuine Mercury Marine/Mercruiser Drain Plug. Mercruiser OEM Manifold Engine Block Drain Plug Kit - Pack of 5-22-806608A02 in Oil Drain Plugs. #boat #boats #boatengine We'll show you where you 5. 22-8M0119211 Mercruiser Blue Plastic Drain Plugs $ 7. I know the approximate location, just under the #5 and #6 exhaust ports, but it's so tight in that area that I cannot locate them, never mind being able to see what kind of plug is in there. Cooling Systems → Water Pumps and Accessories → Pump Accessories → Stainless Steel Sea Pump Drain Plugs - Mercruiser 22-806608A02 / 8M2000874 (5 Pack) The 5L Mercruiser has six drain plugs: engine oil pan, transmission, coolant system, exhaust manifolds, and gearcase. Helps prevent gear lube from leaking out and water from seeping in to the gear case causing serious damage. Used to drain your engine block and manifold. does your boat manual state anything unusual. The elusive sixth plug is typically located at the front lower part of the engine block, near the oil pan or water pump housing. 2l 350hp engine. 2. 7 Block Drain Plug Removal. Our parts are manufactured in Germany and the European Union. Just above the top of the skeg. you may also have to clean the threads, probably rusty. It should not be particularly tight. 350 MAG engine pdf manual download. MerCruiser Cooling Systemshttps://www. 3 v6 merc Should be at least 2 on the manifolds,2 on the block,one on the steering cooler,plus pulling hoses and draining them and the engine water pump too. When draining fluids, ensure plugs are properly sealed Oct 17, 2018 · I can't seem to access the two drain plugs on the starboard side of my 5. works for removal and installation of manifold and engine drain plugs. Its a set of 5 including the O-rings. 500-13 Blue This is a genuine Mercury Marine factory OEM part, not aftermarket Please check our current stock level and order below or use the Contact Us form at the bottom of the page for any questions Product Description Brand new, genuine Mercury Marine / Mercruiser Drain Plug. Supersedes Part #s: 22-806608A1, 22-806608A02 Blue plastic engine block or manifold drain plug with O-ring. If your model has an oil cooler, also drain that by disconnecting the hoses at the fittings on either side of the cooler. Remove the drain plug from the oil drain hose. Replaces 22-16951q1, 82745-1, 16951Q1 , 8247, 22-16951Q1 82744 82745 379957 2 2-16951Q1 22-16951A1 22-16951T1 Fits any GM (Chevy) engine without knock sensors. The heads are thicker. How many are there and where are they located exactly?Thanks in advance Jul 2, 2015 · So I went to change the anti-freeze on the closed portion of my 4. Threads are 1/4 pipe. Although we can't match every price reported, we'll use your feedback to ensure that our prices remain competitive. Fits Mercruiser, OMC, and Volvo Penta GM based engines. plus the power steering cooler ,, mine is behind motor. Like Ziggy mentioned above I always worried about the female threads having some rust buildup an making it difficult to reinstall. Pull tether through the bilge drain. The Easy-Out should give enough bite to get that stripped plug out. 0 has the two blue drain hoses as per the picture. 3L and I have 5 blue drain plugs, 1 in each side of the block, 1 in the bottom of each exhaust manifold and 1 in the big hose from the water pump. 7. Lol. Don't go crazy with the heat, just try to heat the threaded area of the block only Buy the Sierra 18-4226 drain plug for Mercruiser V4, V6, and V8 engines. Mar 21, 2018 · About this item Nylon "Blue" Drain Plug with O-Ring Thread Size: . 22-806608A02, 22-806608A1, Malloy 9-41203, GLM For thorough winterizing of the 3. 0 drain plug Those holes are there with plugs so you can drain the water from the manifold and block during winterization. Now, when I'm draining the block/manifold, I Cooling Systems → Water Pumps and Accessories → Pump Accessories → Stainless Steel Lifetime Series Sea Pump Drain Plugs - Mercruiser 22-806608A02 / 8M2000874 We would like to show you a description here but the site won’t allow us. The drain plug on this engine is located on the bottom of the gear case. Shop top-quality MerCruiser oil drain screws and oil drain plugs at PowerBoatSupply. com: Manifold Engine Block Drain Plug Kit Replaces for Sierra 18-4226 for Mercruiser 22-806608a02 Compatible for GLM 13992 Pack of 5 : AutomotiveFound a lower price? Let us know. I've heard anywhere from 4 to 6, with one in the front under the thermostat and water pump area. How to drain the mercruiser block and manifold. Blue drain plug used on some Mercruiser engines (various locations). Feb 14, 2021 · About this item High performance guarantees easy boating. These wingnut-style plugs allow for easy, hand-tightened draining of the engine block and manifold, essential for winterization and maintenance. He screwed the bolt into the brass fitting which is where it leaks when I run it. Freeing a Seized Engine - Mercruiser 4. Suggestions???? If you can't get an allen wrench or a Torx/star drive socket to get that plug out, I would try some *gentle* heat and then the appropriate size Easy-Out on the end of a 3/8'' ratchet drive. 4 We would like to show you a description here but the site won’t allow us. 0, drain plugs Thanks. 7 liter Mercruiser engine in a boat: 1) Remove the spark plugs and spray fogging oil into each cylinder. MPI's oil drain kit allows you to quickly & easily drain Mercruiser inboard marine engines with a 12 x 1. 7L Mercruiser has six drain plugs: two in each exhaust manifold, two in the engine block (one on each side), and one at the front of the block. If you don't, the water will freeze & you'll crack the block and/or manifold leading to a very expensive fix. Oct 24, 2004 · I have a 92 Mercruiser 3. 0 Mercruiser? 93 Stingray 556 Nov 16, 2020 Mar 6, 2011 · Ok, So last fall I was winterizing the motor (2002 Mercrusier 5. Didn't wanna deal with chasing the threads with a tap. ) May 4, 2014 · Re: Manifold drain plugs leaking Remove the petcock fitting so you can match it up. I see, what was a drain plug on the engine block of my old boat, fittings connected to hoses that connect Jan 5, 2009 · Loosen the oil filter to vent the system. 4. 3 V6 one step closer to running after 18 years! SILICONE FOR CRACKED EXHAUST MANIFOLDS? Does it hold and Why do manifolds crack Aug 27, 2010 · Re: Mercruiser 3. 500-13 Large wing-nut style end makes it easy to install by hand Replaces worn or damaged plugs to make Winterizing your engine easier Sold as a pack of 10 SKU# 22-8M0119211x10 Fits: Oct 21, 2006 · You can actually replace these with Mercruiser bronze petcocks, or just take the cheap way out and use Help! auto parts radiator drain cocks then you won't have to remove plugs anymore. And they used many o-ring plugs. You can probably remove the broken one (s) by drilling into the plug and using an easy-out to remove it. <br />You really need to get Oct 20, 2010 · Re: Drain plugs: Leave them in during the winter or take them out? I put the plugs back in. com. Yes, I have noticed some of information is a little generic. But I also have two brass plugs the mechanic gave me. I then put new drain plugs in with Permatex Aviation sealant and poured antifreeze into the four hoses Apr 17, 2018 · Brand: Block Drain Plug Kit, 3. You need to also pull the thermostat and upper hose and fill the block and manifold with anti-freeze. Comes Complete with O-ring. Blue plastic engine block or manifold drain plug with O-ring. com FREE DELIVERY possible on eligible purchases Sep 16, 2013 · Re: Engine drain plug locations :welcome: to iboats Look here starting on page 33 which will show you how to winterize Boatinfo - Mercruiser Service Manual nr. Sep 20, 2022 · Buy UanofCn 806926A1 Exhaust Manifold 90 Degree Elbow Drain Plug for Mercury MerCruiser Sterndrive V6 V8 Inboard Engines 2 PCS Drain Valves 22-862210A01 Sierra 18-4224: Oil Drain Plugs - Amazon. MerCruiser ExhaustManifold Drain Plug 22-16951Q 1 Engine block or manifold drain plug 16951A1 fits most MerCruiser stern drive or inboard engines blocks and manifolds to make draining cooling water for winterizing or changing anti-freeze easier. This is a factory original equipment item, not aftermarket. 0Lx V8 I/O. Remove the bilge drain plug. 7 EFI engine typically has two main drain plugs: one for the oil pan and one for the coolant system. Block Plug - Water Drain Plug for 2008+ Mercruiser 4. com FREE DELIVERY possible on eligible purchases Oct 26, 2008 · Re: How many drain plugs on a 4. Usually, there are two on the engine one or two on each manifold, and one or two on each riser. To avoid corrosion and ensure proper winterization, inspect and remove all plugs carefully, flushing the cooling Jun 5, 2024 · About this item The package includes two marine drain plugs and four gaskets. Make sure the antifreeze is cold enough. After oil has drained completely, install the drain plug in the oil drain hose. (Have some thin but stiff wire on hand when you remove the plugs to dislodge any rust, sand, or debris so the block drains completely. 22-806608A02 Engine block or manifold drain plug 16951A1 fits most MerCruiser sterndrive or inboard engines blocks and manifolds to make draining cooling water for winterizing or changing anti-freeze easier. Now that its warmer out I have been Large selection of quality mercruiser parts, marine engines, marine parts, boats parts and accessories, such as Mercuiser engines, exhaust, motors, and other boating supplies and accessories. com FREE DELIVERY possible on eligible purchases Dec 20, 2021 · About this item Lower Unit Gear Lube Drain and Fill Hole Screw and Seal 79953Q04. Does that drain all the water out eventually or do I need to find all these other drain plugs and take those out too? Thanks good info and pics. 22-806608A02. 0 liter Owner's manual specifies. 0 Engine Block Drain Plugs Location? The petcocks and brass plugs on that vintage engine do not assure 100% draining of the water. 2 has more of a single point drain system, with exception to the drain plugs on the water pump and t-stat housing. The part number is replaced by MerCruiser 22-806608A1, 22806608A1, 22-806608A02, 22806608A02, 22-806608Q01, 22806608Q01 22-8M0119211, 228M0119211, Sierra 18-4226, GLM 13992, Malloy 9-41203. I know that there are 8 blue plastic drain plugs but can only find 5 of them. maybe the mpi may be different but there should be a drain in the manifolds as these definitly need draining. An o-ring is included and must be We would like to show you a description here but the site won’t allow us. Jun 5, 2023 · Assuming you have a 5. Sold Each SKU# 862827 Fits: Mercruiser Re-manufactured Engines 5. this is a inline 6 diesel? Sep 17, 2023 · Engine Protection: This neodymium magnetic outdrive gear case drain plug will capture fine iron particles, metal debris in the lower unit will stick to the magnet head for the nest flushing and refill. Opened up the blue handle and went to open the drain plug on the thermostat housing. Without a manual, identify each plug location by matching port sizes and shapes on the engine’s cooling system. I started in to it yesterday afternoon and here is what I found. Designed for easy, hand-tightened installation, they provide a reliable seal to protect your engine during winterization and maintenance. Fits: Oct 19, 2010 · Re: Water drain plugs locations on Mercruiser V8. 0L v8? OK, now that you've got the correct manuals, you should be able to find all the drain plugs. Nylon "Blue" Drain Plug with O-Ring Thread Size: . A "good" auto parts store will have replacement petcocks, or your local hardware store will have brass pipe plugs if you go that route. 0 MPI Mercruiser. com FREE DELIVERY possible on eligible purchases Blue Drain Plug With O-Ring Replaces Mercruiser # 22-806608A02 SIE18-4226 Also used in several locations on engines 2002 and up +/- Drain plug - BLUE Replaces Product Description ncludes 0-ring, replaces Mercruiser 22-806608A02. MERCRUISER engine pdf manual download. Made from bronze, does not rust. We will discuss with you as soon as we receive your letter. Place the oil drain hose in a suitable container. We are proud to offer you an aftermarket part that exceeds all OEM Standards !! 5pcs Engine Block Drain Plug 22-806608A02 22-806608A1 22-8M0119211 For Mercruise OEM MerCruiser Drain Plug Blue Plastic 22-8M0119211 Cylinder block and exhaust manifold drain plug 8M0119211 is for MerCruiser stern drive and inboard engines. Apr 26, 2024 · Buy MuuTuoL Manifold Engine Water Plug, Drain Plug Kit Replacement for Mercruiser 22-806608A02 Replacement for Sierra 18-4226 Compatible with GLM 13992 Pack of 5: Oil Drain Plugs - Amazon. Push the hose through bilge drain and Oct 14, 2018 · The 496 as well, the cat engines as well anything with a bravo 2001 and up black side Mercruiser --- so again your saying SS drain plugs are better to install in brass pumps rather than brass drain plugs installed into brass or plastic installed into brass ? Jul 1, 2013 · Re: Drain plug thread size 4. Engine block or manifold drain plug 16951A1 fits most MerCruiser stern drive or inboard engines blocks and manifolds to make draining cooling water for winterizing or changing anti-freeze easier. Product Description Brand new, genuine Mercury Marine Drain Plug & Tether Kit. After that, I always pulled the drain plugs in the block and the bottom hoses from the manifolds to drain what I assumed was all of the liquid. 1/4 inch NPT thread size. Draining your Mercruiser manifold for winterizing. Regularly inspect these plugs for tightness and signs of corrosion. 0 engine drain plugs One on each side, lower middle of engine. On this model you do not need to remove the prop. If I'd realized the difficulty of doing this, the right time would have been when the Mercruiser Manifold Engine Block Drain Plug Kit (Pack of 10) 22-806608A02&18-4226 Brand New $9. Gasoline Engines. 8L Mercruiser Re-manufactured Engines 6. 0L Mercruiser 220HP has two main drain plugs: one on the engine block’s lower side for coolant, and another on the exhaust manifold for water drainage. 42 Write a Review Part No: Cooling Systems → Water Pumps and Accessories → Pump Accessories → Stainless Steel Lifetime Series Sea Pump Drain Plugs - Mercruiser 22-806608A02 / 8M2000874 We would like to show you a description here but the site won’t allow us. Oct 22, 2010 · Re: 5. Wow. 0) All the blue drain plugs removed easily except the powersteering cooler drain plug. For stern drive and inboard engines such as Mercruiser models the drain plugs are either brass or plastic. 2pcs screw & 2pcs seal kit Replaces 10-79953Q2 10-79953A2 18-2244 22420 10-79953Q04 Used with 3/8 - 16 drain and fill hole screw on all MerCruiser stern drives, Mercury and Mariner outboards except the Verado series. com FREE DELIVERY possible on eligible purchases May 15, 2022 · I’ll tell you one thing: whoever designed these MerCruiser engines really didn’t like mechanics lol. one on each exhaust manifold, power steering cooler should have one; lower the drive Jun 9, 2024 · Locate all your engine's water drain plugs and hoses. COM Fits Mercruiser Manifold Engine Block Drain Plugs Replaces Other # GLM 13992, Malloy 9-41203 & Sierra 18-4226: Oil Drain Plugs - Amazon. 75 mm thread oil pan drain Oil drain hose measures approximately 3/4 in. 0L Mercruiser Sterndrive Gas Engines 4. 0 MPI on a carbed engine like mine there are 5 blue drains. Thanks, Jim. 3 MPI engine pdf manual download. Also for: Sterndrive 5. Aug 3, 2020 · Amazon. Extend your mercury mercruiser outboard engine life. 0L MerCruiser drain plugs are. 3L Mercruiser Sterndrive Gas Dec 26, 2024 · The drain plug kit is used to drain your engine cylinder blocks and exhaust manifolds Compatible with most Mercruiser out drives marine motor models The manifold engine water plugs replace Mercruiser 22-806608A02 22-806608A1 22-8M0119211, Sierra 18-4226, Mallory 9-41203 9-41203-10 and GLM 13992 The manifold drain plugs are made of high quality material for long-term use, their large wing nut Jan 28, 2019 · Buy REPLACEMENTKITS. Jul 31, 2025 · Used to drain your engine block and manifold. Used with 3/8 - 16 drain/fill hole screw on all MerCruiser stern drives, Mercury and Mariner outboards. Bin Number (ISBN): 111814 May 29, 2013 · Re: Mercruiser 5. Shop SIERRA Mercruiser Drain Plugs at West Marine. Oct 10, 2022 · About this item One engine block or manifold drain plug. 3L Mercruiser Sterndrive Gas Engines 1. 3L - - Location of Engine Drain Plugs There are total 5 drain plugs for this engine. dwrdydiazxtlswaudwobgogarrsrfaqskqxzyzsssqmzpcjhzrxlpaonhnswrvwijugzxosssylm