Mercury black max 150 lower unit.
Save Money! Buy a aftermarket new Mercury lower unit.
Mercury black max 150 lower unit This OEM lower unit fits 150 hp motors and has standard rotation. Sep 4, 2024 · This comprehensive guide is here to help. OEM parts for 1984 Mercury Marine Outboard models. Is your Mercury lower unit looking shabby? It is not unusual for paint to wear through to bare metal from the skeg and lower gearcase of an outboard or sterndrive, especially if your boating adventures frequently bring your skeg in contact with sand, gravel or otherwise abrasive bottoms. Have installed water pump repair kit and prop is rotating in neutral! mercury black max 150 manual DOWNLOAD mercury black max 150 manual - Back to all "Outboard Motors" - Mercury parts catalog Original Mercury Mariner Outboards Service and Repair Manual. (jrob) This will vary, depending on which gearcase you have- and how well you drained it. Shop now for fast shipping and easy returns! This listing is for a New Skeg Depot / Mercury & Mariner V6 & Black Max 2-Stroke Replacement Outboard Skeg. Up on the side of the lower unit, above the small water inlet holes (forget which side it's on) but before you get to the anti-vent plate is a similar screw which is the vent for Jul 27, 2015 · 1988 mercury XR4 150 hp black max took it out saturday and altho it ran great, very little water flowing out of the tell tale hole. plus at high speeds it got real hot, slowed down and it cooled off some what. If you are looking for Remanufactured Lower Units for Mercury, Evinrude-Johnson, Force, Mercruiser, Volvo-Penta, and OMC, you have come to the right place. $350 or Make an HOW TO CHANGE LOWER UNIT SEALS Using DRYWALL Screws!!! Yamaha Lower Unit Prop Shaft Seal Change I Got EXPOSED… Anatoly Gym Prank GONE WRONG | Pretended to be a Cleaner #54 Propeller SALE!!: Props For Evinrude Johnson : 10-28 HP Non-Thru Hub Exhaust Pin Drive 1951-77 Forward Pin 5/8" Shaft The Lower Unit: The lower unit is one of the most critical parts of any outboard motor, and the Mercury Black Max is no exception. Will fit models with preload pin and without preload pin on driveshaft. I have a 1986 mercury xr2 150hp black max. Here is Mercury outboard lower unit oil capacity for different models. These new gear housings come with: Ultra pure anodes which sacrifice themselves instead of the running gear Friction welded, durable shafts Quality, strong forged gears High performance gear lube (the secret ingredient to long gear Oct 23, 2022 · Mercury engines need the right amount of oil to operate impeccably. Jun 4, 2008 · Re: 150 merc. 95 shipping available. Jan 30, 2014 · This gearcase seal kit replaces OE#: 26-89238A2 and fits 2. 5 liter ( 135, 150, 175, 200 HP) V6 Mercury and Mariner outboard lower units from 1979-current. A lot of gearcases for those for sale on the boards here or Craigslist, Facebook, etc Mercury Outboard 1600-8M0099221 150 HP Gearcase Assembly Complete Home / Everything Else / Mercury Repower & Remanufacturing / New Outboard Lower Units / Mercury Outboard 1600-8M0099221 150 HP Gearcase Assembly Complete 1600-8M0099221 Gear Housing Complete 1:92:1 Ratio, 25", XL This is a genuine Mercury Marine factory OEM part, not aftermarket Gearcase Seal Kit that fits various Mercury Mariner V6 outboards. My serial numbers are# OG655238 Looking for Mercury Black Max 150 Boat Parts online? Locate Mercury Black Max 150 Boat Parts on sale below with the biggest selection of Mercury Black Max 150 Boat Parts anywhere online. Looking for a lower unit for my 89 Black Max XR4. I think it's running on about 3-4 cylinders at idle. The mid section and exhaust plate are also available if needed. com. At US Boatworks, we have been rebuilding lower units for over 40 years and have served thousands of clients. Carries a full one year warranty. VISIT MARINE TECH. There is a SS screw there with a blue sealing washer. Find many great new & used options and get the best deals for Mercury Xr2 Black Max 150 HP OUTBOARD Lower Unit at the best online prices at eBay! Free shipping for many products! This aftermarket mercury lower unit 2 lit | 2. The lower unit on Mercury outboards must be removed to change the water pump's impeller. Jul 14, 2008 · I have a 1984 Mercury Black Max 150 hp motor with some lower unit problems. 0L No controls Has trim pump 20" long shaft Complete with lower unit with prop Running condition when pulled Get your motor back in the black. Does anyone have any ideas on this. Lower Unit Gear Case Seal Kit, Outboard Motor parts for Mercury Outboard and Mariner outboard motors. Have installed water pump repair kit and prop is rotating in neutral! Sep 8, 2010 · Mercury Black Max 150 issues Thread Tools Search this Thread « Extended Warranties - Worth It? | Top | Outboard leg paint strip » mercury black max 150 manual DOWNLOAD mercury black max 150 manual - Back to all "Outboard Motors" - Mercury parts catalog Original Mercury Mariner Outboards Service and Repair Manual. 4L, and 2. 5 mercury or mariner. Our Mercury Outboard Gearcase Seal Kit are at the lowest prices and same day shipping! Feb 21, 2022 · I have a 1985 Mercury 175 Black Max serial #A137000 and need to replace the lower unit (1647-9148A18, 20", 2:1 ratio). Lower unit had maintenanc and pressure testing completed by Mapleton Marine in 2025. Core Charge of $200 is incorporated into the stated price; please reach out to us to discover how you can obtain this credit. My only concern is that I have never done a modification like this before so I don't know the correct drilling location, or what size Use our Mercury online parts catalog to find genuine Mercury Marine, Mercury Outboard, Mercruiser, Quicksilver and Mercury Racing OEM factory parts for your engine, sterndrive or Mercury accessory here. Sep 1, 2010 · Ask the experts on our Mercury Outboard Parts Forum for repair issues, diagnosing problems, links to diagrams, suggestions on buying parts and more. Low prices on replacement lower units for Mercury outboards with fast, same-day shipping. But I was curious what the small black hose (about 3/16" OD) was that is coming out of lower unit it looks like it should've been connected to something . 150-200 HP V6 Lower Unit parts for Mercury Outboard and Mariner outboard motors. Price includes free shipping. The mid section and exhaust plate are Get the best deals on Mercury Complete Outboard Lower Units when you shop the largest online selection at eBay. Also for: 200. Get your motor back in the black. 4/2. At idle my guage In this video I changed out mu reed valves, carburetor, drilled out my lower unit and a few other things, first start up after modification #mercury #blackma May 8, 2019 · To obtain length, measure from the top of the gearcase housing (base of the water pump plate) to the top of the shaft. Mercury 2. . Boat Lower Units parts for sale. - - Mercury Black Max 150 lower unit stuck? (https://www. I am being told by the local mechanic (the only guy to ever work on this motor but he will not get anymore of my business) that it is between 0C100861 and 0C239552. The 1647-9148A18 is 3rd on the superceded chart. This is a complete manual with detailed instructions, diagrams and more. Find many great new & used options and get the best deals for Mercury 150-175-200 HP BlackMax Lower Unit Shaft 25" Gearcase Foot of 200hp 1988 at the best online prices at eBay! Free shipping for many products! Feb 6, 2010 · Re: NEWBIE:How to drain oil from lower unit 150 Black Max? Hi. thehulltruth. Jun 28, 2012 · I've got a Mercury XR4 Black Max 150 hp motor with Ser#0C198662 on a boat I just purchased which needs a complete lower unit. We have a great online selection at the lowest prices with Fast & Free shipping on many items! Mercury recommends that boaters remove their lower unit every 3 years or 300 hours as part of regular maintenance, largely to address any corrosion or other May 1, 2006 · I have a mercury 150 black max. The other very common gear ratio is 1. 0/2. This is for a 150 V6 2- stroke Mercury outboard. Replacing the lower unit is part of replacing your water pump's impeller, Customer: I have a 1978 mercury 150hp Black Max. serial - B313046 Here's what happens: First, the boat won't idle, and when I get it moving and it finally does get up on plane it is still down on power, and I can hear the 6th cylinder cutting in and out. Dis-assembly and reassembly of a lower unit on a Mercury outboard. We’ll delve into the common symptoms of shifting problems in Mercury outboard motors, guide you through the diagnostic process, and provide practical solutions for resolving these issues. Two different shaft types were used or can be used. Take that screw out and if it spits water, you've got a seal problem at the very least. They can answer questions for any Mercury outboard motor model or horsepower including Chrysler Outboards, Force Outboards, Mariner Outboards, and Mercury Inboard/Sterndrives. It has an 8 spline and I think a 20" shaft (since I measure 19" from bottom of transom mount to cavitation plate). Fortunately, the "trick" is one that keeps the lower unit from hitting the ground while you search for the Jun 19, 2007 · Re: Mercury Black Max 150 XR2 Running Rough! sounds like a sticking float needle. We have a great online selection at the lowest prices with Fast & Free shipping on many items! Get genuine Mercury outboard lower units at Wholesale Marine. Our low shipping charge includes a prepaid shipping label so that you can return the core back to us. Carefully detach the housing cover, then extract the old impeller from the pump plate. You can shut it down when this happens and check the plugs for fouling. Shop Mercury Outboard Gearcase Seal Kit at Wholesale Marine. com/boating-forum/1075681-mercury-black-max-150-lower-unit-stuck. How hard would it be to replace the seals? I have done this on small outboards but nothing of this size. The Mercury 150 Black Max parts diagram provides a detailed visual representation of the lower unit components. 5L XRi 200hp motor, SN 0G202062. Whether you’re facing difficulties with shifting into gear, experiencing clunking sounds, or encountering other shifting-related problems, this guide will empower Get the best deals for Mercury 150 Lower Unit at eBay. The engine is in great condition. Jun 15, 2015 · Need to replace the lower unit oil in a Mercury Black Max 2. Mercury Black Max V6; How To Remove Lower Unit Brandon's Garage 59K subscribers Subscribe Feb 12, 2012 · Re: Mercury lower unit oil for 1990 150 blackmax. This assembly is responsible for transmitting power from the powerhead to the propeller, as well as controlling steering and tilting functions. Lower unit off of a 1989 Mercury Black Max 150. You probably have 2:1 gears if it's from a 150 so you'll wanna look at that. It houses the propeller, gearbox, and water pump, among other components. Selling a used lower unit assembly in great condition! Comes with stainless STILETTO prop, Hub P/N: 10305 M1415. Get the best deals on Complete Outboard Lower Units when you shop the largest online selection at eBay. -Please include model number in "Special Instructions" box upon checkout. 0L, 2. If it's too low or higher than recommended, you’ll have problems. Find the right parts to fit your Mercury® or MerCruiser® engine with the online Mercury Parts Catalog. Nov 12, 2015 · My 1986 champion has a 86 mercury 150hp black max xr2 its in good shape I installed new carpet new upholstery and new tires , still runs very strong but my seals in lower unit failed it will go in revere but takes a longer pull on the shifter and the engine starts accelerating before it engages. New Mercury-Mariner Outboard Lower Unit, 2-stroke V6, 3. This essential component Mercury 150-HP Black Max Shift Shaft - Moderated Discussion AreasHop to: Get the best deals for Mercury 200 Blackmax at eBay. I have changed water pump, thermostats, and poppet valve. 4 lit | 2. 5L) from around 1992 to 2005. Shop for a new Mercury Marine 1600-8M0099218 lower unit at US Boatworks. Genuine Mercury OEM Complete Remanufactured Lower Unit. Causing a flooding condition. Lower unit casting # XXXXX will a lower unit off a 200hp, #1647-9147c4 interchange? both have a 20'' shaft Aug 1, 2011 · Re: 84 mercury blackmax v-150 lower unit porblems The lower unit drain is on the under side of the big, round, housing that contains the prop shaft and the prop. We have a great online selection at the lowest prices with Fast & Free shipping on many items! Dec 2, 2023 · This is a free online resource that contains every Mercury Serial Number Series for every 2-Stroke and 4-Stroke Outboard Model built in the USA and Europe. Another important component in the Mercury Black Max 150 engine is the lower unit assembly. I have a 1989 murcury 150 horse power out board black max. Used no longer on boat if it's still listed it's still here. This Is A Remanufactured OEM Assembly. Will fit both the 4-3/4 cases as well as the 4-1/4 cases. 5 lit, non-OEM lower unit is designed to fit a wide range of Mercury 2. Includes break-in instructions. It serves as a valuable reference tool, enabling you to identify each part and understand its role in the overall operation of the motor. Aug 12, 2018 · Assuming it's a standard 20" motor you can use just about any lower unit from 1976 to present 2. In any event the shaft length will be around 23. Short shaft. Serving boaters for over 50 years. There is no grinding in neutral so I assume it's time for a new lower unit now I'm trying to figure out what size drive shaft to buy 20 or 25. This is for a 150 V6 2-stroke Mercury outboard. brought it back in to shore. We have a range of Lower Unit Tools for your boats — Upper Bearing Carrier Puller, Propeller Puller, Bearing Retainers, Bravo II Prop Nut Socket, Volvo Penta Prop Nut Wrench, Bearing Carrier Remover, Vacuum Tester, & Retaining Wrenches. It has the original lower unit and it is a mess (per mechanic). html) scout11 04-16-2020 11:47 AM Jun 22, 2015 · The motor is a 1989 Mercury Black Max 150. On the bottom of the lower unit, you'll find a screw. Sep 21, 2013 · I have a 21 Checkmate Enchanter with a 1989 Mercury 200 hp Blackmax. 87:1. 4 and 2. My only concern is that I have never done a modification like this before so I don't know the correct drilling location, or what size Sep 23, 2013 · Hi I have attached a close up picture of our 40 hp 1981 mercury lower unit. Johnrude uses a groove & o-ring for this purpose but Merc uses the crankshaft carrier and slinger on top of water pump as water will climb the driveshaft when in operation. Jun 16, 2011 · 1988 Mercury Black Max 135 HP Lower Unit fit on 1987 6v Mercury Black max xr4 150hp? The lower unit is the part of the motor lower than the exhaust housing. 0, 2. Use our Mercury online parts catalog to find genuine Mercury Marine, Mercury Outboard, Mercruiser, Quicksilver and Mercury Racing OEM factory parts for your engine, sterndrive or Mercury accessory here. Selling because I got a new outboard and no longer need this lower unit. A water pump on a bass boat plays a crucial role in maintaining engine performance and preventing overheating by circulating water through the engine’s cooling system. The motor will run fine in reverse but when you put it in forward and throttle up the motor knocks and vibrates bad. Get the best deals on Mercury 100-200HP Complete Outboard Lower Units when you shop the largest online selection at eBay. Quick Shipping. If your in salt or brackish water repair it or the next time you replace impeller Nov 28, 2016 · 1998 Mercury 150 efi my lower unit started making a grinding noise it goes into forward and reverse but still seems to have a grinding noise while its in gear why trying to get on plane motor will not rpm past 3 grand. Black max drive shaft length Your motor is probably a 20 Inch for your transom size. Any suggestions on an oil to use, and what's the approximate capacity? Thanks! We would like to show you a description here but the site won’t allow us. I am in the process of upgrading the carbs and heads, and I have always wanted to drill out the exhaust in the midsection of the outboard since I bought it. -Determine your outboard's year and horsepower and select correct option. 0L, 200, 225, & 250 hp DFI 1994-2018 standard & counter rotation. 500 obo Dec 9, 2015 · No. Mercury Black Max 150 outboard motor 2. The XR4 was just a higher performance version of the 150HP made for bass boats, put out more like 160 HP. I don't care if it's just a plain ol' 150; I just don't want to here some BS story about new jets adding a 17% increase in performance. 4 Liters (Black Max, XR2, XR4, 135 HP, 150, 175 HP, 200 HP, 225 HP) This is for immediate download in PDF format. It covers everything to fix/repair your Mercury Mariner Outboard. Perfect working condition, brand new water pump, fresh gear oil change. 9148T84, 9148T85, 9148T81, 9148T82 Years Applicable: '94-Current Horsepower/Models: 2 Stroke 2. Jul 27, 2015 · 1988 mercury XR4 150 hp black max took it out saturday and altho it ran great, very little water flowing out of the tell tale hole. Thanks New Mercury-Mariner Outboard Lower Unit 2-stroke V6, 2:1 ratio 135, 150, & 135 hp DFI 1979-2014. Get the best deals for Mercury Black Max 150 Lower Unit at eBay. The trouble is, no one tells you until you are already up to your ears in trouble with the lower unit. New lower units for Mercury/Mariner 6-cylinder 150 Optimax, 150, 175, and 200 horsepower engines manufactured from 1979 to 2015. We have detailed parts drawings and images so you can find the correct OEM parts. today I dropped the lower unit, thinking I might have to rebuild the water pump. Thanks for yor We would like to show you a description here but the site won’t allow us. Take a second and New Mercury/Quicksilver Outboard Gearcases New Mercury Outboard complete, ready to install, lower unit gearcases. May 6, 2013 · Re: 1989 Mercury XR4 Black Max 150 Upgrade Capabilities i hate to be the spoil sport as i like fast things but isnt the max power for the 1986 stratos 179v 150hp? If you plan to over power a 27 year old boat i would have the transom checked first. This video shows how to take apart the gearcase of an outboard motor and shows how it works, transfering the power from the drive Dec 18, 2011 · Re: 1989 Black Max 150 Lower unit wont go back in That the driveshaft seal carrier,its purpose is to keep water out of splines on crankshaft. so, that killed that day. 150 outboard motor pdf manual download. Different type lower. 0 and 2. Whether you’re looking for a lower unit for Mercury 150 Four Stroke, a Mercury 150 Optimax lower unit, or even a replacement for a Mercury 150 Black Max lower unit, this OEM assembly provides a direct-fit solution built to handle demanding marine environments. 5 to 24 inches from the end of the shaft to the top of the casing if it is a 20 inch. This lower unit/gearcase fits Mercury 200, 225, and 250 HP 3 liter models over a range of years. May 1, 2006 · I have a mercury 150 black max. The lower unit oil check is pretty simple. We would like to show you a description here but the site won’t allow us. View and Download Mercury 150 manual online. Mercury 150 black max lower unit assembly. One has a spring loaded preload tip in the end of the shaft the other does not. Over 1 million OEM parts for sale. Free shipping on many items | Browse your favorite brands | affordable prices. This item replaces OEM: 26-89238A2. I want to know if the lower unit can be replaced with a 1994 - Answered by a verified Marine Mechanic Powerhead Comparison Early and Late Model 2. Dec 2, 2008 · What I meant to ask would be this: What would my options be regarding upgrades to a better lower unit for the XR4? Do I have to find the original lower unit that came with the XR4 or would it be possible for me to find one with different gear/larger gearcase??? If thats possible, then what type/kind of lower unit would work as an upgrade??? Thanks I would want to know compression is good and even, lower unit oil looks good, corrosion is nonexistent and the owner used it regularly (no barn find) for that $1,000 offer. Flat $4. Mercury boat Lower units for sale. Propeller SALE!!: Props For Evinrude Johnson : 10-28 HP Non-Thru Hub Exhaust Pin Drive 1951-77 Forward Pin 5/8" Shaft Look up how much Mercury gear lube you need for your large outboard or sterndrive here using our Gear Lube Capacity Chart. It holds the drive shaft, the propeller shaft, the water pump and the gears. 5L outboards, including popular models like the Mercury XR6, Black Max, and 150 HP engines. To replace the water pump impeller on a 1984 Mercury Black Max 150hp, remove the lower unit to access the water pump housing. Jan 21, 2009 · Re: Mercury Black Max 150 to 175 conversion? Yeah, I'm going to look into this a little further. It doesn't have to be a black max, and it can be a mercury or mariner. I am trying to determine if it worth trying to fix. Skeg Depot replacement aluminum skegs are great to fix a broken skeg on your outboard engine. Built for years 1987 through 2011, this high-quality replacement is an excellent solution for those needing a dependable lower unit for Mercury without paying Selling a used lower unit assembly in great condition! Comes with stainless STILETTO prop, Hub P/N: 10305 M1415. Supposedly these motors have about 10% more horsepower than the standard 150’s (which I believe to be true) to satisfy the bass boating limits back around then and still categorize them legally as a 150. 5 Merc Manual 90-849240 (7) Jun 13, 2010 · Mercury sold the XR2 (2L) from around 1986-1987; the XR4 (2. You'll need a pretty stout flathead for it. Customer: need guidance on properly aligning shift shaft splines on Mercury 150 Black Max. That screw may be magnetic, which means there's a little magnet on the inside of it. Purchase 1 quart of Mercury or Quicksilver HIGH PERFORMANCE- you will have MORE than enough. Over 1 million OEM parts. Explore a wide range of our Mercury Black Max 150hp Parts selection. after dropping the lower unit, I put a hose on the Aug 27, 2025 · The Mercury 150 hp XL 2 strk Black Max Gear Case Lower Unit is a reliable and durable boat part designed by Mercury, a trusted brand in outboard engines and components. 4L) from around 1988 to 1991; and the XR6 (2. if it is a 25 inch then the We would like to show you a description here but the site won’t allow us. It fits 135/150/175/200 HP. We offer outboard remanufactured Lower Units and outboard lowerunits! We have mercury Lower Units, mariner Lower Units, johnson Lower Units, evinrude Lower Units, force Lower Units, and yamaha Lower Units. Save Money! Buy a aftermarket new Mercury lower unit. A lot of gearcases for those for sale on the boards here or Craigslist, Facebook, etc Genuine Mercury OEM Complete Remanufactured Lower Unit Core Charge of $200 is incorporated into the stated price; please reach out to us to discover how you can obtain this credit. Runs well and pisses water great. forward is fine it engages immediately I changed the lower unit lube and it was full of water no We would like to show you a description here but the site won’t allow us. Featuring all the parts needed to effectively rebuild an outboard gearcase in one convenient package, our lower unit rebuild packages offer a combination of aftermarket kits, bearings, gears, and seals, all complete with a one-year limited warranty. 5l V6 135/150/175HP Shaft Lengths Available: L 20" XL 25" Gear Rotation Genuine Mercury OEM Complete Remanufactured Lower Unit Core Charge of $200 is incorporated into the stated price; please reach out to us to discover how you can obtain this credit. The owner doesn't know much about boats and he tends to give somewhat vague answers to specific questions. Aug 15, 2020 · Thread: 1994 Mercury 150hp XRI EFI Black Max idle issues Page 1 of 2 1 2 Last Results 1 to 20 of 31 Yes, like so many other things, there's a trick to removing the lower unit of a Mercury 150. You can search by engine model or serial number to see detailed engine diagrams and part numbers. Find top brands, exclusive offers, and unbeatable prices on eBay. 8M0099218, 8M0099221, 8M0061028, 8M0057746 Years Applicable: All Years Horsepower/Models: 4 Stroke (I4) 135/150hp Non Verado Models Shaft Length: L 20" XL 25" Gear Rotation Mercury 150 HP Outboard Models Select your engine to find guaranteed-fit parts: Where to find my serial number? Jun 6, 2005 · Ask the experts on our Mercury Outboard Parts Forum for repair issues, diagnosing problems, links to diagrams, suggestions on buying parts and more. The data plate is gone on the motor and i cannot find a serial number. xpiptccvdljxcdjasbfyeywmmltqqqagrthbkvvlpojhjurdyymrpbatdksttzjwtdfnludhdgu