Additional discounts or incentives may be available. Model # 10322550 Mfg # 1A20311LK. 10 foot – 3 – 10 hp motor. The outboard engine should be mounted on the center line (keel line) of your boat so that the boat is well-balanced. THRU 1996. We are an authorized Mercury Outboard dealer. Re: 9. I installed the motor on the boat and it runs great. So if your serial number is "01234567" you would use only. Cruise Longer. 8. To be more precise, the dry weights within each category are as follows: Portable (2. Mercury/MarinerEFI, 90/115 HP Command Thrust, Optimax and Verado Outboards 135-350 HP. A short shaft outboard motor is required if the distance between the top of the transom and the bottom of your keel is less than 15 Below is a list of the best size hp motors based on Jon boat length: 8 foot – 3 – 8 hp motor. For a short shaft, your transom height should measure 15 to 17. 9 HP outboard motor, electric start with a 20 inch long shaft. Blue Yellow. Compact and Lightweight Design. Mercury's software. Run with the Mercury Racing 250R on Apr 25, 2024 · I also have the measurement from the case to mid section mating surface to the splined shaft end, which is ~23 1/4" (also without the preload pin included). Industry standards dictate that for short shaft engines the transom height should be 15″. 3. Length boat shaft informational purposes graph following onlyShaft length — hurricane deck boats Mercury 4 hp 4 stroke outboard motor – nautical ventures marine superstoreOutboard transom measure arbre moteur longueur hb manuel attelier demande mesure attention. Some manufacturers — such as Tohatsu — do recommend midrange fuel, usually 89 octane. A heavy duty transom bracket, vibration absorbing mounts and Mercury’s multi function tiller arm are also standard features. Engines surpass California Air Resources Board (CARB) 3-Star Rating, making them some of the cleanest running on the market-with 91% less emissions than traditional 2-stroke outboards! Oct 21, 2009 · Re: Lower unit interchange chart. Give us a call for our best pricing! 931-650-4122. 20+ foot – 20 – 25 hp motor. While they are also effective, most boats will use long shaft outboards. The chart will help you choose the appropriate spark plug for your outboard motor. Mercury 6 HP FourStroke Outboard Motors feature integral fuel tanks with an external fuel-shutoff valve. Mar 3, 2015 · Messages. 9 HP Mercury Outboard Motor model 9. 9 HP short shaft outboard motor is suitable for tenders, pontoon boats, bass boats. To make a long story short, I had to drop the foot for other reasons & decided to adjust the shift shaft length while I was at it. Reliable and durable. Measuring Outboard Shaft Length. 50-51 cm approx. Feb 22, 2018 · The transom is the back of the boat where the motor is hung. Learn More. For example, the length of a 2. External tank connection is standard providing the ability to add an optional external fuel tank/fuel line. the motor blew up so I found a good deal on another Mercury except this one has a long shaft instead of a short shaft. Oil Capacity. 15 Tooth Spline. If it measures anywhere from 17" to around 22", then your going to want to go with a long Mercury Marine’s 4-stroke technology consumes 40% less fuel than 2-stroke models for extraordinary value and savings. Sep 30, 2023 · This 9. 5 inches, you'll need a long shaft. For 16-foot boats, getting a 25HP motor should do the trick. Aug 23, 2023 · How is the outboard motor shaft length measured. 9M is a 15" short shaft. 5 – 6hp (18-25kg) This hp range is ideal for a variety of application including small inflatable boats up to 3. 1. They feature a deep 2. (20" shaft) as i like to go dead slow,but has the ability to get you of the water if you have big engine problems. 65" respectively. Shipping is free in the lower 48 states. Combined with the higher mercury lower and the higher mid section a 20 inch Mercury 4 or 6 cyl inline sits The Mercury Racing 60R outboard is a brilliant performance solution for technical flats skiffs. 5" and 2. (15 inch) Long shaft. The 59 lb. Description. Out of stock. No matter how far I throttle up, I only get Shaft Length. If the boat shape is asymmetric, please consult your dealer for a proper solution. It simplifies boat operation while improving engine performance and decreasing fuel costs. The result is 20% better fuel economy at identical cruise speed and 24% better fuel economy at top speed with two 600hp Verado outboards versus triple 425hp outboards from the leading competitor. A 20% larger prop increases control and a taller gear case puts the prop deeper below Beginning boaters should be aware of the boat’s measurements. Details. 135-350 HP 1978 & Newer and 90/115 Command Thrust 2014 & Newer. 9. 150XL Saltwater. Perhaps he knows if its an M or ML. 4hp 4-Stroke Outboard, 15" Shaft Length. A heavy duty transom bracket, vibration absorbing mounts and Mercury's multi function tiller arm are also standard features. Engines surpass California Air Resources Board (CARB) 3-Star Rating, making them some of the cleanest running on the market-with 91% less emissions than traditional 2-stroke outboards! Nov 7, 2023 · Shaft outboard measured cavitation Mercury outboard 225hp fourstroke Outboard shaft length Mercury 4 HP 4 Stroke Outboard Motor – Nautical Ventures Marine Superstore Shaft outboard epropulsion transom 15ft dinghies under How to measure outboard shaft length: easiest method, calculator & chart Outboard mercury motor hp stroke shaft weight Active Trim makes boating easier and more enjoyable by automatically trimming your outboard. If you put a 20" shaft motor on a 15" transom, it will go too deep in water, slowing speed and increasing fuel . While this isn't a repair question I don't think they would hold it against you if you posted in the Merc section. The Mercury 9. 73° (-6° to 67°) Mercury Verado 250-400 Hp A Smooth Operator Built tough to withstand the rigors of saltwater operation, no outboard in the class offers more displacement. Commercial Outboards. The 107 lb. The 9. Model # 10307635 Mfg # 1A15301LK. The dry weight of Mercury outboard motors starts at 41 pounds and climbs up to 1260 pounds. 10 Reviews. The bore and stroke are 3. upper mounting bracketLong shaft outboards and short shaft outboard motors Epropulsion 1. Mercury outboards come with a 3-year factory warranty that starts on day of Jan 13, 2020 · Mercury Bigfoot outboards come in 40 hp and 60 hp ratings. Start at the transom where the mounting bracket begins and measure to the top of the cavitation plate which is a horizontal surface that can be found just above the propeller. 5″. See full list on towers4boats. Engine Type: 4-stroke. Every brand of outboard manufacturer uses their own code to determine the year of their outboards. Shop all. the only problem is if I start to trim the motor up it starts porposing The Mercury 5 HP outboard model # 5MLHA is equipped with the 20 inch long shaft, an integrated gas tank, manual rope start, forward, neutral and reverse shift, high thrust prop and 12V alternator. 0 Liters. 3 HP Honda L shaft is 22. 5m dinghies and inflatables. Lubrication system. Similarly, the length of a short-shaft (S) 4 HP, 5HP and 6 HP Tohatsu is 17. This proven powerhead also combines outstanding fuel economy with rugged reliability and Mercury Marine’s 4-stroke technology consumes 40% less fuel than 2-stroke models for extraordinary value and savings. Efficient and easy to own. 5 inches. The above list is a quick and simple guide as not all boats are 25hp Electric Start 4-Stroke Outboard, 15" Shaft Length. you are going to have to measure the motor, from where it sits on the transom to the plate above the prop. This outboard has starter of the electric type and power steering as well. 20-Footers and Shorter. Mercury's multi-function tiller handle is just one of the exclusive features found on Mercury 9. You can find your Mercury outboard model code on an ID plate or sticker. 1982 Grady Weekender/Offshore (removed stern drive & modded to be an OB) 1 like. Aug 7, 2012 · A little different hull,1800 Crestliner Superhawk took of the9. P. You can search by engine model or serial number to see detailed engine diagrams and part numbers. 0 spirit plus long shaftShaft outboard short long length transom motors rendezvous bayliner 1992 outboards lengths tell diagram forum smalloutboards reply. Otherwise, the boat could be hard to steer. Mercury outboards come with a 3-year factory warranty. The piston displacement is 153. Competitor 425hp. #1. We have gathered all the manufacturers model and serial number code information here in one place as a resource for you to quickly determine the year of your outboard. Nov 18, 2022 · 1. Please click the brand of your outboard to begin. Protect Your Purchase |. (20 inch) Extra-long shaft. As an example, smaller motors only come in 15″ (short) or 20″ (long) as a guide 2- 50hp. Reference Only, Since Many Aftermarket Parts Manufacturers DO List Parts By Year. Mercury did not publish model year information for 1997 & newer outboards. 5m, extra short shaft or short will work depending on whether the transom height is over 40 cm / 15. 1 Year PLUS Product Protection Plan. After identifying the parts you need, contact your Mercury Authorized Dealer for assistance or to place an order. In How to measure outboard shaft length: easiest method, calculator & chartShaft length long short measure outboard chart diagram outboards determine boats found if Shaft outboard mounting bracket ventilation marine tohatsu barnacle tiltShaft outboard short. This, I am told, is the proper way to measure the still installed shaft to determine what lower unit is needed, see attached pics. Some outboards have a serial number that tells you which shaft length to go for. If your measurements are not matching to the chart, give us a call and we can work through it with you. V12 600hp Verado. Model # 7754849 Mfg # 1F02201KK. NOTE: Mercury DOES NOT Use Model Years For Parts Lookup. SKU: DF2. I have a 1987 115 hp mercury outboard. com Mar 21, 2024 · This chart gives you a general idea of how to choose the outboard shaft length according to the transom height of your boat. Shaft Length: 15" (Short) Starting: Manual. If your engine is mounted on a boat or a stand, locate the transom bracket of your engine and use the guide below to measure. 19,069. 33:1 gear ratio and a larger gear case — the same size as that on a 115 outboard. The early V4 Loopers had 15 spline propshafts on the extra long gearcases but had 13 spline propshafts on the others. To measure outboard shaft length, you will need a measuring tape. Put amazing power in the palm of your hand. If it measures 15" or with in a inch of that you will need a short shaft outboard. Engines surpass California Air Resources Board (CARB) 3-Star Rating, making them some of the cleanest running on the market-with 91% less emissions than traditional 2-stroke outboards! Enjoy more performance, confidence and value this summer with 2 extra years of Mercury Product Protection Gold coverage in addition to the 3-year limited warranty when you buy a new Mercury 2. Mercury outboard engines surpass industry standards and deliver power and fuel May 21, 2019 · To achieve this, the motor itself has to be attached at the correct height. And there are extra/ultra-long shafts for Mercury & Mariner outboards are very easy to find out the leg size & depending on the size of the motor to which legs sizes are available. 2023 Mercury 5 HP 5MXLH (Extra-Long Shaft: 59 lbs. Model # 1182310 Mfg # 1FX6211KK. Mercury outboard motor was made for the saltwater environment. 1982 - 1985 - 40, 50, 60hp = (S) 15-29/32" - - (L) 20-29/32" plus/minus 1/32" Have the shift rod in neutral and offset to the rear. 9 Mercury Shaft length? 9. Mercury 20 HP EFI Model 20MLH is your affordable choice in the 20 HP line up with a manual start, manual tilt and the 20 inch long shaft. Mercury SeaPro™ outboards are built to handle the heavy-duty needs of commercial boating applications. $1,890. $1,490. Engines surpass California Air Resources Board (CARB) 3-Star Rating, making them some of the cleanest running on the market-with 91% less emissions than traditional 2-stroke outboards! Feb 11, 2020 · Sounds good. The cavitation plate is also called the anti-ventilation plate. This ensures that the motor is at the proper height for maximum performance. Steering Type: Tiller. 44. $3,880. 6L 300R outboard delivers crisp throttle response, thrilling top-end power and confident control, the perfect match for a wide variety of high-performance boats. THRU 1996 Mercury did not publish model year information for 1997 & newer outboards. Tuned up with Mercury Racing components to deliver blistering speed, the V8 4. Place outboard on the center line of transom. #2. Mesure your boat from the over edge of the transom where the motorbracket rests and to the buttom of the keel at transom. RPM Information: 5000-5600. 5 HP 1964‑73 10 HP 1958‑63 10‑14 HP Commercial 1982‑94 Pin Drive Length (ft/m) Current MPH/KPH Propeller Size Matl Blades Style Quicksilver P/N OEM P/N Hub System All Purpose 8 1/4 X 8 RH AL 3 Black Diamond QA3178R 387334 Rubber Bushing Oct 10, 2018 · 2000 Yamaha OX66 250HP SX250TXRY 61AX103847T. Jan 9, 2011. The Mercury Factory warranty begins on date of purchase. THIS CHART IS FOR REFERENCE ONLY, CONTACT US IF YOU NEED MACHINING DIMENSIONS FOR SHAFTS OR PROPS. Outboards are typically available with different shaft lengths, including short (15”), long (20”), and extra-long (25”). Maximum Trim Range. The 5 is perfect for my App. Most are built to run happily on 87 octane. $445. 1″. bass boat. 16 foot – 15 – 20 hp motor. $3,360. Propeller Shaft Tolerance Tables Aqualoy 17, 19, 22 and 22HS Find the right parts to fit your Mercury® or MerCruiser® engine with the online Mercury Parts Catalog. 9hp which is generally the horsepower size most boaters go with for a kicker. Apr 11, 2017 · Jun 22, 2017. 18 foot – 18 – 20 hp motor. Jul 31, 2012 · The mercury long shaft is 22 inches shaft length from the base where it enters the lower to the end of the shaft. This provides the thrust and control that is desired for running your boat at slower speeds. The right size outboard shaft is crucial to get the most out of your outboard motor. 5-3. 4L V6 and 4. A job on the water can be unpredictable, but a SeaPro outboard clocks in on time every day, eager to work as hard as you do, for as long as you do. EVINRUDE/JOHNSON OUTBOARD APPLICATION CHARTS 9. 8 cm), but it can be as long as 30 inches (76. Short shaft outboards are usually 15 inches (38. The year is now normally noted on the serial number sticker. For boats with a high transom. Written by ppguide Boat Outboard. 5S2-20. 0 Evo, or go fishing all day long at trolling speed: Power (Watt) Speed (mph / kph) Running Time (hh:mm) Apr 17, 2023 · Step 2: Calculate the Proper Shaft Length. The Mercury Racing 250R delivers unrivaled performance for lightweight, single-engine sport, bass and bay boats. What is the measurement from where the engine sits on the transom (bottom resting area of the transom brackets) to the cavitation plate just above the propeller? Oct 31, 2006 · Nov 11, 2005. Oct 31, 2006. Legendary Mercury reliability, fuel economy and a 3-year warranty make this outboard the affordable pick. 5″, and the length of this motor’s short (S) version is 16. Exhaust: Thru-prop. Nov 13, 2023 · Check Details Shaft outboard measure length. Active Trim is compatible with all current SmartCraft-capable Mercury outboards (2004 and newer, 40hp and above; 2022 and newer, 25hp and above). 5 Quarts / 8. This Chart Is For. A long shaft engine requires a height of 20″ and extra-long shaft engines will need a transom height of 25″. Midrange (25-115 HP): 132-455 pounds. the Mercury 20 HP EFI model 20MH is your affordable choice in the 20 HP line up with a manual start and the 15 inch short shaft. 9ELHPT-CT-PK-EFI is an Electronic Fuel Injected, 124 lb. 5-6hp), tiller or remote (8 and higher) A shaft length that falls closest to 15 inches is short, closest to 20 inches is long, and so on. To do so, you will want to measure at the exact center of the transom from the very top to the very bottom. 20hp Electric Start 4-Stroke Outboard, 20" Shaft Length. High-performance (150-600 HP): 475-1260 pounds. This is what worked for me,hope it helps your decision Chico. The 250R outboard has the muscle to lift a heavy tournament boat out of the hole plus the deep-breathing power and high-performance components required to reach outrageous speeds, with confidence. Model # 8249302 Mfg # 1A25301EK. SKU: ME25EH-1A25301BK Categories: Mercury Outboards, Shop All Outboard Motors Tags: 25 HP, Electric Start 15hp Electric Start 4-Stroke Outboard, 15" Shaft Length. 9EXLH-CT is a portable outboard equipped with an extra long 25 inch shaft and electric start motor, Mercury’s multi function tiller handle, auto ratchet trim, and Command Thrust which delivers the power, thrust, and control that wider, heavier boats demand. Mercury 20EH model is an electric start outboard with Electronic Fuel Injection, 15 inch shaft and includes manual tilt, a heavy-duty transom bracket, vibration-absorbing wishbone mounts, and a multi-function tiller handle. Nov 4, 2022 · When it comes to changing the spark plug on your Mercury outboard, you might need a mercury outboard spark plug chart. 9 Pro-kicker & went with a 5hp. The 5MXLH model features an integrated fuel tank for true grab-and-go portability and a 25 inch extra long shaft. 9 hp outboard engines. A 3. 20% Better Fuel Economy at Cruise. 4L V6. Buy a Mercury Outboard, Get 25% Off a West Marine Inflatable Boat. Per a vendor of lower units, from this measurement I have Jan 9, 2011 · Joined. And luckily, this blog will share a descriptive chart of Mercury 2 and 4-stroke spark plugs. This 150 H. We are an authorized Mercury Dealer with Free Shipping and Discounted Prices The 106 lb. This Chart Is For Reference Only, Since Many Aftermarket Parts Manufacturers DO List Parts By YearA "0" in front of the Jun 1, 2018 · These motors are built with a gearcase that has a lower gear ratio and are equipped with a larger diameter propeller. Table of Contents show. Honda Outboard Model Year Guide. $4,069. 49. Re: Weight, shaft length - 500 50hp Merc. $263. Jan 22, 2017 · In fact, most outboard propeller shafts are slightly longer than their stated standard. For example: 2023 Mercury 5 HP 5MH (Short Shaft): 55 lbs. Mercury Marine’s 4-stroke technology consumes 40 percent less fuel than 2-stroke models for extraordinary value and savings. Great for aluminum tiller, inflatable soft hull, jon, utility, and sail boats. Integrated wet sump. Commonly used only on sailboats or yachts. Feb 23, 2021 · One of the most common questions we receive is, "How do I measure my boat to find the appropriate shaft length for my outboard". Nov 1, 2022 · The typical long shaft outboard is around 20 inches (50. The taller gear case can help ensure the prop is kept in the water and also allows installation of larger-diameter propellers for better thrust. 5m in length, portable folding boats, larger canoes, 2. 14 foot -15 hp motor. 2. For example, you can have the Mercury outboard shaft length by model code. Mercury calls that a 20 inch transom height but its really much higher than other manufacturers and later Mercury offerings. Mar 3, 2015. Mercury has invested countless hours into engineering the 175 to 225hp family of FourStroke outboards, so you don’t have to give it a second thought. 20° (-6° to 14°) Maximum Tilt Range. Boat Weight And Length. MODEL YEAR CHART. got a 150 Yamaha and not sure if it’s a 25 or a20 inch shaft length, if looking at it from outside where would you take that measurement from. But the truth is high-octane fuel — usually 92 or 93 octane — is a waste of money for the majority of outboards. #shorts What's the difference between a short shaft and a long shaft outboard motor? Do you need a long shaft or short shaft outboard engine for your boat? The 107 lb. Messages. 12 foot – 10 – 15 hp motor. Daysailers, commercial boats, and motorboats under 30 ft. There were no 140 crossflows after 1984; that's when the V4 loopers come in. The 20MH also includes manual tilt, a heavy duty transom bracket, vibration absorbing mounts and Mercury's multi function tiller. Launch Parts Catalog. M. At only 29 lbs, it's the lightest 4-stroke Suzuki outboard ever built. 5-400hp outboard before August 31. 2 cm) in some boats. We are an authorized Mercury Dealer offering the Mercury 3-year Mar 25, 2019 · Measure from the top of the transom to the bottom of the hull – this measurement should be taken in the center of the transom for a single engine application. This will tell you the height of the shaft for the outboard. 7 inches or not. Coverage Duration Chart; Mercury Limited Warranty and Mercury Product Protection Transfer Mercury Adds EFI Engines to Portable Outboard Lineup Mercury Marine 38 cm approx. While this is the case there is certain saltwater motors that are extra extra Oct 27, 2023 · Mercury outboard shaft length chartChart mercury prop outboard 15c mariner motor Question for the prop guru's-yamaha f60 the hull truth, 40% offMercury outboard prop chart. This lightweight, compact outboard is a powerhouse tuned and geared to deliver amazing hole-shot acceleration for instant on-plane performance in skinny water. 9. Mercury Marine’s 4-stroke technology consumes 40% less fuel than 2-stroke models for extraordinary value and savings. It doesn’t take an expert to understand that the longer the boat, the heavier it’ll be. Model # 1182237 Mfg # 1F04201KK. 51,019. For extended range, they can also be connected to a remote fuel tank. Obviously, as the boat gets heavier, you’ll need to get a larger outboard motor to compensate for the added drag. Apr 26, 2002. 5hp 4-Stroke Outboard, 15" Shaft Length. Feb 2, 2014 · Or, 1) Measure the height of the boat's transom from the center down to the lowest point of the hull. High Thrust models typically start at 9. At 103 lbs. 9ML is a 20" long shaft. 9 outboard engine is the right choice for sailboat and kicker applications. 5-6hp), tiller or remote (8 and higher) Mar 3, 2017 · Also keep in mind that if the prop bore was deburred or chamfered, your measurements may be off by a bit. Start: Manual, with decompression system. This video will cover the pr At 103 lbs. 6hp 4-Stroke Outboard, 20" Shaft Length. 16 inches is short 20 inches is long. All models are sold with a propeller. Steering Type: Tiller (2. Mercury Outboard Model 9. With one charge, you can go 40 miles with Navy 6. Mercury 5 hp delivers outstanding fuel economy and legendary reliability as well as a manual start. If your transom measures 19 to 22. Thats another story. It goes on a 18 ft. 4L V6 powerhead delivers unmatched performance and reliability, while a vibration-dampening design ensures a quiet, comfortable boating experience. Note: Use Flo-Torq IV hub kit (#835257K10) to reduce clutch rattle on 90/115 HP Command Thrust (CT), 135-200 HP 4-Cyl Verado and 150 FourStroke. Outboard Shaft Length Chart. Beginning boaters should be aware of the boat’s measurements. Features: 4-stroke technology-quiet, environmentally friendly, 40% more fuel efficient than comparable 2-stroke engines, smooth running/exceptional idling. The service manual I have says the shift shaft length should be 21 15/16 +/- 1/32 in. 2) Measure the outboard motor from the top of the mounting bracket clamp to the bottom of the cavitation plate over the propeller. #10. If it has two 2 barrel carbs on a V4, it's a crossflow from the 1960's through the 1990's. As one may expect, a longer shaft makes the motor slightly heavier. Test boat: 43-foot, 22,000-pound day boat. The 111 lb. Hulls such as these typically weigh between 22 – 113kg and require a short shaft (15” shaft length). 3) Compare the two numbers. Exhaust: Thru-Prop. So, I wound the shift shaft out to that length, and now I can only get reverse. Mercury 25hp 4 Stroke outboards bring big capabilities to small vessels. 2 Year PLUS Product Protection Plan. Features. (25 inch) Extra-extra-long shaft. How to measure your outboard motor shaft length41 outboard motor height diagram Shaft length measure diagram find guide outboardsShaft outboard. Exclusive components and tuning extract every ounce of performance from each Pro XS model so you can take it 2003 Mercury 150 HP. Check your owner’s manual, and fuel up with what it prescribes. I found the Pro-Kicker to fast and to long & heavy. Mercury Pro XS® outboards are engineered for those boaters who demand ultimate performance – anglers competing on the highly competitive tournament trails and powerboaters who simply crave speed and acceleration. 5-20 HP): 41-124 pounds. 5‑14 Horsepower ‑ Evinrude/Johnson 9. 6L V8. The 300R midsection and gearcase options, tie-bar and steering choices allow the creation of a near-custom Jan 6, 2003 · HI jonboatbassin <br /><br />The motors short 15" og long 20" shaft is designed to each their transom height. Engines surpass California Air Resources Board (CARB) 3-Star Rating, making them some of the cleanest running on the market-with 91% less emissions than traditional 2-stroke outboards! Features: 4-stroke technology-quiet, environmentally friendly, 40% more fuel efficient than comparable 2-stroke engines, smooth running/exceptional idling. We would like to show you a description here but the site won’t allow us. Engines surpass California Air Resources Board (CARB) 3-Star Rating, making them some of the cleanest running on the market-with 91% less emissions than traditional 2-stroke outboards! Description. To be more specific: For most small dinghies and aluminum boats under 15ft or 4. 99. $965. 35. 800-634-8318. 9MXLH is an affordable outboard, equipped with an extra long 25 inch shaft and manual start, Mercury’s 3 year factory warranty, and auto ratchet trim and multi function tiller control. you weight is pretty much right. Enjoy more performance, confidence and value this summer with 2 extra years of Mercury Product Protection Gold coverage in addition to the 3-year limited warranty when you buy a new Mercury 2. 1 cm) or less. We are an authorized Mercury Dealer offering the Mercury 3-year Dec 26, 2019 · This chart gives you a general idea of how to choose the outboard shaft length according to the transom height of your boat. Start: Manual with decompression system, or Electronic CD Ignition. 63-64 cm approx. The top of the outboard motor should be level with the bottom of the boat as a general rule. 9 HP Mercury Outboard Motor model: 9. Dry Weight: 84 lbs. To be more specific: For most small dinghies and aluminium boats under 15ft or 4. Exhaust: Thru-hub. wj xu kx hg zh tj eg lf fa lt