How to make a 25 hp outboard faster. Genuine Honda outboard parts are specifically.

How to make a 25 hp outboard faster Do you want your boat to be faster? As a rule, a stainless-steel prop of the same pitch and diameter will make your boat go faster — up to 2 to 3 knots, on some boats — than an aluminum prop. This will slow the acceleration of the motor but the overall top speed will increase. 25 Hp engine can`t be upgraded , but the 20 Hp can by installing a 25 Hp Exhaust Tuner and the 25 Hp carb ,, have fun Re: How to make a 25 hp mercury outboard Dec 7, 2023 · Other factors that determine the speed of a boat include: The overall length of the boat — a 100 feet long boat will, on average, be 2. 3 Ways to Make a Boat Faster. Reeds: this is usually the first place guys start hot rodding their outboards. At the time of purchase, it had a 18" pitch Vengeance prop. The 30hp (when they still made them) was a larger 3 cylinder motor. With a rich history spanning over 80 years, Mercury has consistently deliver If you own a Honda outboard motor, ensuring that you have access to genuine parts is essential for its smooth operation and longevity. That actually will not be a bad set up. Sep 1, 2008 · Its been awhile since I looked into this. In some cases, usually with smaller motors (such as 6 top 8 HP, or 25 to 30 HP) where removal of the intake restrictor plate is all that's necessary. com/ I am interested in your offer of increasing HP of Yamaha 4 cycle outboard. It's basically the same engine, just tweaked to get more HP. With that said, it’s much more fun to water ski or wakeboard when being pulled by a fast pontoon. Change your propeller. 75″. I own a 2002 50 HP Yamaha 4 cycle outboard that i purchased recently. Used outboard engines can off If you’re in the market for a Yamaha outboard motor, it’s essential to find a reliable and trustworthy dealer. Motors built prior to that date require a 32/1 ratio, with the exception of a few fishing motors built prior Outboard motor manufacturers recommend professional end-of-season servicing before the motor is stored for winter. See the gasket ring on the 25, the outside of that ring is the actual size of the 35hp intake. Even if that 25 had been larger and not maxed , being a carbed motor, not EFI, no such mod as easy as the ones talked about with the restrictor plate removal would have been possible. They have the same fuel induction and ignition systems. Seing a brochure, there are no 30 Enduros, the next one is a 40 HP. However, with myriad options available, i If you’re in the market for a new Yamaha outboard motor, finding the best deal can be a daunting task. Outboard engines are popular d The serial number of an Evinrude outboard motors engine is printed on the nameplate posted on either the transom bracket or the motor itself. So the 60 hp motor (which is 15 hp less than the max allowed) is being required to perform while handling at least 80% of the max allowable load. Oct 23, 2019 · Frequently with outboards the differences may be as simple as a carburetor. I have the motor on a 16 hells bay waterman which weighs 325 or so. Aug 14, 2014 · It is 165# which is freaking awesome; that isn't any worse than most 4 stroke 25 HP outboards. I wouldn't expect much change in performance at lower rpms. Trimming Your Engine Loses Efficiency. The Blue Book value varies depending on the make, model If you’re in the market for a Yamaha outboard motor, finding the right dealer is crucial. There is a lot more performance to be gained by fine tuning the rigging of your boat and motor than by hopping up and possibly ruining a great outboard. St. Now, let's dive into the details of each of these techniques How to Drive a Boat . S. The nameplate also contains the model If you’re in the market for a reliable and high-performing outboard motor, Tohatsu is a brand that should be on your radar. The 5 kg diference between the two motor might not sound much but there is a fair bit of Sep 16, 2022 · Note that in addition to the 25- and 30-hp models, Mercury offers a 25-hp ProKicker version. This motor is renowned for its robust performance and durability. If you do have stops you can find an old manual and open them to the 175 spec. Apr 9, 2017 · Here I show you exactly how fast a 5 hp mercury out board will move a 12 foot Jon boat. How can I make my Yamaha outboard faster? Improving Outboard Performance Comes Downs to Setup. I have compared the parts diagram for the 9. Try Different Props to Maximize Little things make big differences on small craft with low horsepower outboards. If I twist grip a little towards slow, both mag plate and throttle move, simultaneously. Don't think that's the case with your engine however. Another top contender in the 25 HP category is the Mercury 25 HP EFI. Jun 16, 2007 · Question: Is it possible to push this boat well with a 25 hp motor? I mainly fish a restricted lake and 25 hp is the max. I am curious what parts increase the HP, and if the ECU is programmed differently. Aug 9, 2023 · Editors Note: While walking the docks at the 2020 Miami Boat Show, I noticed there were Mercury Racing engines everywhere. It’s designed for use with a high-thrust four-blade propeller for enhanced control at slow speeds. Feb 5, 2021 · 20 gal gas, 2 average humans, the 60 hp motor, 2 batteries, the charger, Trolling motor and assorted gear will almost always come in near 900 lbs. While the upfront cost is undoubtedly an important factor, there are hidden costs assoc Force Outboard Motors were initially manufactured by Chrysler Marine until 1984, when Chrysler’s outboard division was sold to U. The more horsepower it has, the faster it can go. In this video I show the speed and handling of my 25hp mercury outboard on my 14ft utility boat to bass boat conversion. Four-stroke outboard motors can be damaged if they are not servic If you’re considering investing in an outboard engine for your boat, you might be wondering whether to go for a brand new model or opt for a used one. This is also why a 13 will go almost as fast with a light load and 25-HP as it will with a 40-HP. For a 12 V system 1 HP equals to 60 A, which is close to normal 1 lbs/A of thurst. The motor’s model number is 1060312BD, and its catalog numb. He was slightly faster than me, pulling away at WOT by perhaps 1 MPH. It should be 3. Joakim May 4, 2016 · The idea is to give some added boost at the transom, the area where boats with hole-shot problems frequently "squat"as power is applied. Was told why molest the motor it would usually be more cost effective to sell said HP outboard and upgrade to similer year higher HP outboard. !! #mercury #jonboat #how fast #fishing May 20, 2010 · Talk about an inefficient way to propel one’s self upriver! Outboard jets are about 30 percent less efficient than their prop-driven cousins…and that’s when the stinking thing is brand spankin’ new. This one comes in an electric start version with remote steering and 20” or 25” shaft lengths, only, and weighs 146 pounds. You are getting pretty much all that a good 25 has. Look around the side of the ou The Mercury Marine serial number 0B308972 refers to a 60 horsepower, three-cylinder outboard motor manufactured in 1988. When you trim the engine down, the lower unit should tuck in towards the hull. Known for their reliability, performance, and durability, M Any Johnson outboard motor built since 1964 requires a 50/1 fuel ratio. Sep 2, 2016 · It's a Yam Enduro Model 25 HP, 2 St, 2 cylinder, 496 CC, 2007 engine. Do what cray says I had my motor raised up. Obviously, the size and weight of the boat play a big role. The outboard had been in storage and is new, still in the crate. The boat will reach it's max speed faster with a lower pitch but it will not go quite as fast. Unless they are modified. Reduce weight. Genuine Honda outboard parts are specifically When it comes to maintaining and repairing your Honda outboard motor, using genuine OEM (Original Equipment Manufacturer) parts is crucial. I have a 2001 Mercury 9. I might have to consider that in my 5 year plan. be/gbc5gppbwvmoutboard motors history - evinrude outboard motors - episode - Mar 19, 2014 · You have six horsepower. I know that sounds like a lot but it adds up fast. iwas just wondering if anyone has any tips on how to get more hp out of my 20hp mercury. So in reality I made my 25 into a 30, and not into a 35hp. Coming from someone who bought up every new 25 HP New in Box I could find circa 2005/2006, I'm over the the whole 2 stroke vs 4 stroke BS. Mar 10, 2008 · Re: how can i make my 1975 2 stroke 15 hp johnson go faster Just thinking, there is a guy in the Florida Chapter of the Antique Outboard Club that has a 15 that just flat-out RUNS. In this video I'll test the top speed under different conditions:0-3 mph wind (estimated)7 mph wind13 mph windTested on a Traker Pro 160 Aluminum Boat, 2 peo Did Len also advance his timing to the 90 hp specs? Did he change the prop as well? Going to 90 hp you should be able to spin a higher pitch prop at WOT. com My Merc 25 hp EFI 3 Cyl 4 stroke has always been lacking in power to get my boat up on plain. 1. Jul 18, 2022 · For a Yamaha a good start is hydrotec in the states, they make a fairly bolt on package for more hp. I can It's This Old Outboard. Stainless steel props are relatively more expensive than the other kinds, but they will save you fuel costs due to their efficiency in the water. Mercury offers a full line of motors with varying degrees of power output . Thanks For Watching!----- Jan 12, 2019 · I've rebuilt a lot of 2 stroke dirt bike engines and my son and I completely rebuilt the 4 cyl merc 50 2 stroke on the StarCraft rebuild we did (I had a machinist bore the block but we did the assembly and I have a set of bore gauges and was able to check his work). Weight, weight distribution, wind and current can make a big difference. As another poster said already said, from here you need to tweak the 25 hp for maximum performance, it's going to be a process of elimination of the other variables. When it comes to tritoon boats, having enough horsepower is vital to support the vessel’s increased weight and resistance. to/ Nov 7, 2017 · Mercury outboard motors are very popular among boating enthusiasts. Known for their exceptional quality and durability, Mercury outboard motor Are you in the market for a new outboard motor for your boat? Look no further than the Mercury outboard motors for sale. The most obvious is SPEED. But the 50hp is a pretty tried and tested setup for thundercats, they're stronger than the Tohatsu in standard form, better engine mounts, crankshaft etc. That finely crafted, perfectly designed Yammy makes 25hp for areason. Known for their exceptional quality and durability, Toha When it comes to purchasing a Yamaha outboard motor, it’s important to choose an authorized dealer. He was running a 1959 Evinrude or some such. Jul 12, 2004 · Re: Performance upgrades for 25 hp Yamaha 4-sroke I believe your best bet is to make sure the engine is running right, your bottom is clean, your hull is trimmed properly, your engine is at the optimum height and trim, and your prop lets the engine work at max operating rpm. Apr 21, 2010 · Local marina said involves carboration, reed valves for increased gas air in to make power. Also, having the motor trimmed just right can make a very big difference. Then re-do economizer link. Take the prop off and, using a straight edge, measure the distance from the boat’s pad to the centerline of the prop shaft. The sound sends chills up my back. Reduce Weight. To achieve 35 mph with a 6 hp engine, the total weight is 135 lbs (boat motor fuel passengers). Running a newly redesigned 2020 15 HP Mercury outboard manual start after the break in period. With its powerful performance, reliability, and fuel efficiency, this When it comes to purchasing a 40 HP Tohatsu outboard motor, understanding the various factors that influence its price can help you make a more informed decision. Because pontoon boats don’t typically drive too fast, this is around where it should be. The Yamaha 25hp also boasts an impressive torque output, which translates to faster planing times and more responsive handling. As I see it, it would basically take more than 25 HP to push my boat any faster. Jan 17, 2008 · I know it probably seemed faster as it was low to the water, but that little rig was damn fast and quick to plane. There is a great webpage that had everything you needed to know about increasing the hp in the 1980's 20-35 hp OMC's. It would run 25 with me in it alone and 22 or 23 with 2 in it. be/gbc5gppbwvmoutboard motors history - evinrude outboard motors - episode - Feb 15, 2006 · in nb we do alot of small engine outboard racing. 9 hp outboard? Assuming this is a light 14′ utility boat and a standard 9. You need to make sure you have the later type without reed stops. I have marine grade plywood casting decks on the front and I am going to replace those with aluminum which will make a huge difference in the weight load. Also how the motor is set up can have a big change on speed. Tim Apr 8, 2009 · It is rated fer a 25 HP engine. However, not all 15-horsepower Mercury outboards are two-stroke engines; many newer models are If you’re a boating enthusiast, upgrading your boat’s engine can greatly enhance its performance on the water. 16% when cruising at 25 MPH and 4,500 RPMs. The easiest way to get more horsepower is to travel by boat to a remote island with a group of the factory engineers from your engine manufacturer, drink rum with them for three days, and cajole them into loading the new firmware into your engine controller. One popular choice among boating enthusiasts is the 140 HP Suzuki outb Suzuki is a well-known brand in the marine industry, and their outboard engines have gained a reputation for their reliability and performance. The 20 is 5250-6250 RPM and the 25 is 5000-6000 RPM. Mar 21, 2007 · I have an early 90's 25 hp mercury outboard on a 14' V-hole boat. The more horsepower, the faster your boat should go; You can get to fishing honey holes faster (critical for high-end fishing tournaments, etc) Nov 15, 2008 · Thus for a propeller designed for 3 kn speed (typical electric system) the thrust is ~50 lbs/HP, but for a 6 hp outboard designed for 6 kn it would be less than 30 lbs/HP. Modern boats are designed with speed and performance in mind, and investing in a new vessel could be the ultimate solution. The prop connects that horsepower to the water. Feb 10, 2012 · Hi All This is my first post here I am looking to buy a 15hp 2 stroke yamaha. Reducing weight is like finding free horsepower, and many boat owners are surprised how much weight they can leave on the dock. The cost of adding a third pontoon starts at $4,000, so you may find it's a better deal to just sell your pontoon and buy one with the third log already on. There are three quick and easy modifications you can make to your boat, which will allow an engine that’s not quite hitting its peak to run a bit faster: Shedding weight from the boat, changing the propeller, and (in the case of outboards) jacking the engine up. . A reputable dealer can not only help you choose the right outboard for you Owning a boat can be a thrilling experience, but it also comes with responsibilities, particularly when it comes to maintaining your outboard engine. Jan 14, 2022 · Boat Performance | MAKE YOUR BOAT FASTER in 4 simple stepsIt really is as simple as this, if you are chasing more performance have a look at how 4 simple ste With help from Sandy Cove Marine, Mike Gridley shows us how to repower an old Evinrude two-stroke outboard and replaces it with a new four-stroke Mercury Out Nov 10, 2004 · An example of increasing Hp to me is a 25 HP on a 12 aluminum boat. A torque tab, mounted to the gear-case skeg, will help ease that tension on the wheel and aid in driving. Jun 7, 2024 · With a maximum output of 25 horsepower, this motor provides a smooth and reliable acceleration that’s perfect for skiing, wakeboarding, or simply cruising around the lake. Suzuki has long been known for their reliable an When it comes to buying an outboard motor, budgeting effectively is key to ensuring that you make a savvy investment. I am interested in getting 60 HP out of it. Known for their reliability and performance, Yamaha outboard motors are a popular Evinrude outboard motors made since 1964 require a 50 to 1 fuel to oil mixture using 6 gallons of gas per 1 pint of oil. One of their popular models is the S Two-stroke 15-horsepower Mercury outboard motors require a 50:1 fuel-to-oil mixture. Wet test on a 13 foot utility Jon boat and attained speeds of A new Inboard/Outboard Dyno-Boost Boat Performance Chip is going to be easy to install and will make your Inboard/Outboard better than ever. I have a 25hp johnson 2004 2 s I have a 25hp johnson 2004 2 stroke short shaft and i would like toknow everything i could possibly doto make it faster i have a solas ss prop 12 pitch but i need this motor to be as fast as possible for where i duck hunt there is a 25 hp limit and everyone is Dec 1, 2012 · It's an entirely different block assembly; you would be better off buying a 35hp then trying to convert that one. It will be faster than what you have, but slower than a 25 HP outboard. I know Garry has a picture. A few weeks ago I was at a gathering with several other similar boats. I have never seen one and do not think they exist. So back to my original question, Is 5 extra HP worth the Aug 9, 2018 · First let’s take a look at the less risky ways to get that engine spinning faster. If you are looking to get the top speed out of your motor, select a propeller that has a higher pitch. The 20 is a 2 cylinder vs the 3 cylinder 25. My 4 HP mercury comes in 4 HP, 5 Hp and 6 HP , and it's really a Tohatsu. These boats--which typically either have too much weight aft, inadequate power or a propeller pitched too high--can struggle along for hundreds of yards before popping up on top to a full plane. I will be fishing other water, but my main lake is only 3 miles away. The NADA Guide provides a reliable benchmark for assessing the worth of outboard Common outboard motor problems include an engine that does not start, a loss of power and an overheating engine. <br /><br />Even if you were to attempt engine modifications you would be hard pressed to extract a 15% increase in power. Examples: 1436 Jon Boat + Yamaha 25 HP 2T: 30-31 mph; Dafman 400 RIB (13’) + Yamaha F25: 28-30 mph; Crestliner 14 Sportsman + Mercury 25 HP 4-stroke: 22-24 mph; 1436 Jon boat + Mercury 25HP 4-stroke: 28-30 mph Sep 28, 2012 · In this video I show you a quick fix that can make your honda outboard motor idle good again. Having a trusted dealer can make all the differe The Blue Book value for an outboard motor is available in an ABOS guide or by checking the value on the Nadaguides website. Jul 9, 2012 · They offer a 20 HP and a 25 HP. How fast is a 9. May 9, 2022 · The tritoon is fast becoming a standard in the pontoon world. That extra re-sale value might make up for some of the up-front cost of upgrading to a 115 HP engine today. Dec 12, 2021 · Then make sure carb is synchronized with mag. Because of the shape and size of pontoons, they’ll never be able to maneuver and accelerate like smaller, v-hull boats. Customer: Mercury 90 hp outboard (1978) engages gear won't go faster than 6 knots, can rev engine manually at carbs, lever and throttle open wide from controls, was going at 17 knots opened throttle to move out of way of another boat and just lost power as though out of fuel no major noises at time problem occurred . Jan 29, 2009 · Re: trying to increase power from yamaha 25hp You may not get many replies, so here goes. 2. 7 mphSpeed will vary with weight and hull design. Feb 14, 2012 · Here is a pic of the inside, 25 intake on the left and 35 on the right. Don't over-trim. 9, Mercury would recommend a 8. The most If you’re in the market for a Yamaha outboard motor, one of the first things you’ll want to do is find a reputable dealer near you. Stainless steel also flexes less and keeps its shape at higher speeds. While there may be cheaper alternatives Mercury outboard motors have long been recognized as a leader in the marine industry, providing boaters with reliable and powerful engines for their watercraft. If we take a 20 outboard propped for 30 kn speed, we have only 5 lbs/HP. When it comes to finding these parts online, it’s crucial to ensu If you are in the market for a reliable and high-performing outboard motor, look no further than Mercury. pglein, If you’re in the market for a new outboard motor for your boat, the Suzuki 40 HP outboard 4 stroke is definitely worth considering. The length of an outboard is measured from the top of the clamp bracket to the anti-ventilation plate, and motors are offered in four different lengths: S (short, 15 inches), L (long, 20 inches) XL (25 inches) and XXL (30 inches). I’m actually friends and worked for the engineer who designed the OMC 35hp. Mar 5, 2020 · How fast will a 60 hp Yamaha outboard go? 16′ aluminum boats are popular and a 60-hp engine will typically propel them from 25 mph to 30 mph top speed, depending on load. it seems it is easier to get more hp out of the johnson motors. While there may be other options available, going with an authorized dealer has Yamaha outboard motors are known for their exceptional performance and reliability. In fact, it’s the lightest 25hp outboard on the water—two-stroke or four-stroke. Changing propellers and jon boat prop pitch Feb 27, 2023 · outboard motors history - johnson outboard motors - episode - 1 https://youtu. Here is a pic of the 35 in front and 25 behind it to show the size difference again. A friend had the exact boat w/ a 25 HP Suzuki. What else can I do. 25″, or not more than 3. Feb 18, 2025 · Outboard Length Matters. OMC steel tank and small tractor battery for starting. The 20 HP has a carb, the 25 HP is EFI. I also wouldn't expect milage to suffer except at WOT. In the future, a new breed of four-stroke oil will increase horsepower. Here’s a look at the fundamentals of Common problems with outboard boat steering include steering that becomes stiff suddenly, steering that locks up completely, and steering that turns in one direction easily, but do If you’re in the market for an outboard motor or looking to sell one, knowing its value is crucial. 9 4stroke on a 14' Klamath which is under powered with 3 adults aboard. Oh yeah, it was an electric start and also had a 3. Most 25 HP surface drives are much heavier than that. Upgrade the Propeller. May 26, 2020 · Need to do your homework. Comparing Standard Pontoons and Tritoon Performances Yes a 15 with a 40 would be faster than your 13 by a couple MPH. One of the most sig Honda Marine provides information about the year an outboard motor was built through the serial numbers of motors manufactured between 1997 and 2006. Feb 7, 2010 · If yours has those floors and lockers, that's a lot of boat to get quickly on plane with a 25 hp. The 40 HP Tohatsu outboard motor is renowned for its reliabili Are you in the market for a new outboard motor for your boat? Look no further than the 140 HP Suzuki outboard. How Fast is a 25 HP Outboard Motor? Based on our research, a boat rigged with a 25 HP outboard motor can hit a top speed of 22-32 mph. I replaced my 1987 20 hp with a 1988 30 hp and went from barely planing with two guys at around 28 kmh / 17 mph to 42 kmh / 26 mph with the 30 hp. Whether you’re a boating enthusiast or a professional angler, investing in a Yamaha outboard mot When it comes to purchasing a Mercury outboard, finding a reliable dealer near you is crucial. Apr 17, 2010 · how about yamaha 25 hp 4 stroke? NOPE ! The Yamaha 25 is a 2 cylinder and was already maxed. Wet sumping doesnÕt necessarily make a bike faster, but it does make it lighter. Wet sump YZ-Fs will need to have their oil changed more frequently. The 20 HP weighs in at 115 lbs. I waited for the 2019 20 HP Mercury 4 stroke to hit the market so I could get "all in one tiller" and EFI. With numerous options available, it’s important to know how to navigate the process a The gas-to-oil ratio for pre-mix and autoblend outboard motors is 50:1. If you’ve tried all the above techniques and still aren’t satisfied with your boat’s speed, it might be time to consider upgrading to a faster model. Do not put a big longtail on a Feb 10, 2022 · The “how to make a 6hp outboard go faster” is a question that many people are asking. Two people is about all you want to haul. Oct 21, 2015 · And consider that down the road if you ever sell your boat, having an OEM 115 HP engine should yield higher re-sale value than a 90 HP outboard engine that has been retro-fitted and modifed to reach 115 HP. Trying to increase from 25 to 30 will hardly be noticeable, unless boat is VERY light. org. One of the most important aspects is the horsepower, as it determines the performa Finding the right outboard mechanic can make a significant difference in maintaining the performance and longevity of your boat. People hate on hydrofoils but they can make a huge difference on little boats. But then again I know a lot of guys that fill thier britches when they go faster than 18 MPH in a boat Then there are some 12' boats I would feeel comfortable putting 60 HP on it. Feb 27, 2023 · outboard motors history - johnson outboard motors - episode - 1 https://youtu. Creid A great prop should make your boat go faster with more efficiency. Post a question at Ask-A-Member at aomci. Cyl outboard cylinder gearcase marine propshaft bigfoot aftermarket less Mercury marine 60 hp (4-stroke) (4 cylinder) gear housing (prop shaft 2 stroke mercury outboard wiring diagram schematic Mar 18, 2005 · These kits eliminate the YZ-Fs oil tank and, in the process, save two pounds of oil and oil lines. a standard outboard motor. The motor is quick but not quick enough for my liking. 5 to 9. I was woundering what I could do to the motor to make it have a faster top end speed. It can be determined by following a code that differs based on the year range in Are you in the market for a new Mercury outboard motor? Whether you’re a boating enthusiast or a professional angler, finding the right dealer is crucial to ensure you get the best If you’re in the market for a reliable and powerful outboard motor, look no further than Tohatsu. I purchased a 2017 Tracker 175TXW w/ 75HP Mercury Fourstroke in November of 2019. Has That gives it the best power-to-weight ratio of any 25-horsepower outboard on the water—two stroke or four stroke. There are few exceptions. Motors made prior to 1964 take a 24 to 1 mixture. I have already changed my prop to a stan. Click to expand Because one year tohatsu came out with a Mega 25 (i dont know why) but the mega 25 was actually a 40hp outboard with legal 25hp serial #'s. And a couple pics showing the difference in width The 35 at 5 and 5/16 And the 25 at 5 and 1/16 Sep 13, 2017 · All outboards have to be within =/- 10% of there rated hp so the most a 25 can put out is 27. Whether you’re looking to increase speed, torque, or just overall power, there are a few steps you can take to get the most out of your motor. Stainless steel is stronger and can be made thinner, which allows more speed. But there are 25/30 in the Sports range, both 2 cylinders, 496 CC too. Every thing a full pressure as I have a digital pump. With 20% increase in hp there should be a noticeable difference. Jun 18, 2004 · I used to have an Alumacraft with a 40 HP Suzuki. Jun 23, 2015 · Modern outboard engines rely on clean, sediment- and water-free fuel to achieve top performance. Sep 26, 2019 · The make and model of your outboard motor will be the biggest determining factor as to how fast your motor can run. youtube. Yamaha’s 432cc 25hp portable outboard sports a new, streamlined, portable design and class-leading power-to-weight. However, finding the right parts for older or obsolete outboard motors If you are in the market for a new Mercury outboard motor, finding a reliable dealer near you is crucial. 5 hp. As far as economizer link goes, I did notice that at full fast position of tiller grip both spark and throttle are at full open or maxed out. so yeah. I have had my 6 HP crank rated Johnny on it which plans it with one or two people in it, three people: NO PLANE. 5 gal. Having a third metal log on the 'toon makes the boat more agile, able to handle more passengers and move faster. Is there any way to increase 2-3hp on that motor? Reason been the boat I am looking to buy require the tohatsu 18hp minimum. The Pros Of Multiple High Horsepower Outboard Boat Motors. then to buy the parts and labor to make more HP. Now it wasnt a stick steer so the weight was more to the middle but 2 guys, gear, livewell full would still run over 20. They all weigh the same, have the same cubic inch displacement, gear ratios, and prop. With so many options and price ranges available, it’s important to do your re An outboard motor is commonly used on small boats as a means of propelling and steering the craft through a river, lake or other body of water. Aug 11, 2015 · Let’s look at the pros and cons of having a lot of horsepower in your outboard boat. After some good use, the output goes down even more. With enough horsepower, your tritoon can achieve high speeds for an exhilarating ride across the water. Beef it Up, Tiller it Out! pt 2. May 29, 2014 · I had a lowe 170 with a 25 merc with a 11 pitch stainless prop (I think is what it was). then larger exahaust to get rid of it on the other side. The boat would make 39-40mph @ roughly 5400 RPM. 9 I bought from a mechanic that claimed he had put a 15 hp carb on it to achieve the 15 hp. 1989 Johnson 25 Hp. Carbon reeds, skimmed cylinder head and some fettling on the engine tuner can net a decent Sep 20, 2018 · Gear-Case Modifications If your boat’s steering wheel tends to pull hard to one direction, that’s engine torque. The specification When it comes to selecting the right outboard motor for your boat, there are a plethora of options available. Complete the entire 30 HP conversion, adjust the time advance, install the tach, make a wot run solo boating and check max wot rpm achieved on flat calm water cond. This link thoroughly explains what is a fairly simple procedure to make the upgrade. Each of these has a simple fix, and owners may be able to repair th When considering purchasing a Yamaha outboard, it’s essential to look beyond the price list. 5 pitch prop for the OP’s application and predicts a top speed around 20 mph. Honestly it was a 9. With a plethora of options available, it’s essentia Purchasing a used outboard engine can be a great way to save money while ensuring you have the power you need for your boating adventures. One of the easiest ways to increase the speed of your boat is to upgrade the propeller. Re: How to make a 25 hp mercury outboard faster. Feb 12, 2012 · I know in 88 they did not make a 35hp even though some sites show parts for an 88 35hp. Lucie Outboard wants to share some tips to optimize the amount of power on your boat to make your boat faster. 7 times as fast as a 16 foot boat. Apr 8, 2008 · I have an early 80's Mariner 9. Luckily, there are some things you can do to help make your outboard jet run like new Jun 26, 2024 · How To Make A 25 Hp Mercury Faster? New - Achievetampabay. The main jet, main nozzle, and float bowl assembly are the only difference. Mine planed slightly faster and had about 5 more MPH (no big deal) but I thought his performed quite well. 9 Outboard It runs really well, but I would like to move just a little bit faster when cruising in my 14ft jon I run a lot of 10hp restricted lakes so I can't increase my HP Will changing the prop do anything to increase my max speed? Can I do anything to gain a couple MPH?? Just wondering what I could do Apr 21, 2016 · @Josh Roelofsen… After some more searching apparently this is the upgrade gasket Tohatsu #346-0211-1 to upgrade from 25-30 hp. The 25 is at 157 lbs. Sep 20, 2024 · 6. If I can find it I'll post it. Going to a three blade prop, may give it a bit better "connection", but it certainly isn't going to make any great changes in the available horsepower. ECU chips have long been the best way to make the engine more efficient, and this new Mercury Fuel programmer is no different. Apr 13, 2019 · 1. One popular choice among boat owners is the 140 HP Suzuki outboard. It features an electronic fuel injection system that ensures easy starting, smooth operation, and improved fuel efficiency. A motor that is properly trimmed and optimized while at full throttle will go faster. At some point in their lives, just about everybody wants to go fast. "Over powering. Whether you’re a seasoned boater or a first-time buyer, choosing between a In the world of boating and marine enthusiasts, maintaining and repairing an outboard motor is a common task. There are two different types of reed cages used in the 150. Ensuring yours have been serviced properly is an easy way to get top-notch performance out of your outboard. With a reputation for excellence and a wide range of options to choose from, Tohat When it comes to purchasing a new outboard motor for your boat, Yamaha is a brand that stands out. I ran it with a 1974 crank rated 25 HP Johnny, (the small high reving 25 HP Johnny of that era), and it went 28 MPH with one person and was a great power combination fer that skiff. Two up, about 30 stone, the max speed is 19 mph by GPS, (flat calm) is this what others get / would expect. Regular maintenance and timely repairs are essential for ensuring optimal performan Mercury outboard engines have long been recognized as one of the leading brands in the marine industry. A reputable dealer can not only help you choose the perfect outboard for your needs but al If you own an Evinrude outboard motor, you know the importance of using genuine parts for repairs and maintenance. Increasing the horsepower of an outboard motor can be a great way to improve the performance of your boat. See full list on boatingmag. Your outboard motor is a significant investment, and you want to ensu Evinrude outboard motors have long been synonymous with quality and reliability in the boating industry. That boat should run faster. Take a test drive to make sure, but I think you will like it. I ended up in a bit of a race with one of them. Thanks May 14, 2006 · What I have decided to do is put a small Jack Plate on, change out the prop, and make an attempt lightening the load. Was comparing the 25 hp outboards to the 30 hp outboards. But horsepower is only half the story. When you’re in the market for a new boat, understanding how horsepower affects speed is crucial. 9hp and 15hp of the same year, the only difference I see is in the carbs. Jun 24, 2008 · This question is asked all the time and the answer is generally the same. Electrical*Battery | https://amzn. K When it comes to choosing an outboard motor for your boat, there are several factors to consider. Visit my channel for more repair videos; http://www. In the case of pre-mix outboard motors the oil is added to the fuel tank when the tank is being filled with If you own an Evinrude outboard motor, you know how important it is to keep it in top condition. As there is a limiter in the 20 HP carb, changing this carb to 25 or 35 type will mean a lot, the 20 cant reach max HP RPM's because of the nylon reducer in carb throat. The answer is, with proper tuning and maintenance, a 6hp outboard can reach speeds of around 45mph. 5 inches, not less than 3. Marine, which would later become part of Mercury The serial number on a Johnson outboard motor indicates the year that the engine was manufactured. This motor is on a heavy 14 FT fishing boat, with floor, live well, power tilt, elect stare and etc. 25 HP Merc 2 stroke when running correctly puts out close to 33 HP. Feb 3, 2020 · A 30 HP well converted should run faster than just 42 Km/h. Dec 1, 2004 · This has previously been discussed a lot, do a search for 25 / 35 HP difference. via YouTube Capture20hp Tohatsu On a 13' Boston WhalerTop speed: 23. Jul 17, 2011 · Re: 1991 Johnson 25 HP would like to get more power!!!! You want to have a better hole shot and go faster. A slip above 15% is considered below average when analyzing efficiency, but it’s not exactly the propeller's efficiency. Talking with 2 different dealers I received two totally different replies on how the boat would perform with this size engine. Mar 26, 2012 · I have an evinrude 25 hp till e-tec on a 4 meter Honwave, rigid floor. When All Else Fails: Buy a Faster Boat. Changing an aluminum propeller to a stainless steel propeller should provide an increase of 3 MPH. Well, maybe 5 1/2 horsepower if it isn't running optimally. " is putting a 40 HP on it. My 2 strokes 18 HP Tohatsu runs near 40 Km/h with 2 up at its max wot pm range of 5800. This is how I fixed the problem. I would chunk them and get the newer set. Then I noticed the 30- Some peace officers have made noise about it, but most of the time they don't even know what jurisdition lakes and boats fall under. 7. Mercury 25 HP EFI. Also, would I get much advantage from a SS prop compared to the factory prop. Some outboard engines, such as this Yamaha F300, have as many as nine onboard fuel filters. Assuming the factors mentioned, a 16-inch prop pitch would cause a propeller slip of 32. So considering that a 15 with a 70 will only do mid-40's and nothing is in the water except the prop, getting that kind of hull lift is not possible in a 13 due to design. Basically if I understand it correct, in 85 when they went to prop HP rating the 30hp motors from then on were the same as the pre 1985 35hp motors. If you are looking for faster acceleration, decrease the pitch. 15 pitch. Mercury engines are already quite efficient and it can be difficult to increase the power significantly; however, there are a number of ways to pull out incremental power from the motor. Conclusion Determining Optimal Horsepower for New Boats. I asked my friend Steve Miller from Mercury Racing to share his insights into what goes into a Mercury Racing engine vs. org and see if you can raise a response about who that is. You can use a horsepower to speed calculator to determine the optimal horsepower required to achieve your desired cruising speed, ensuring your investment meets performance expectations. Aug 6, 2022 · However, don’t make the mistake of thinking that a high-performance pontoon will ever compare to a speedboat. Jun 27, 2022 · How fast will a 25 hp jon boat go? As a baseline, a 25 hp jon boat should go between 25-30 MPH. Tuning a boat prop Videos you watch may be added to the TV’s watch history and influence Outboard manufacturers make outboard engines tuned to a particular horsepower The lower the number, the faster your boat will go Make sure to leave a comment if you have any questions or comments about the process Make sure to leave a comment if you have … Dec 8, 2006 · Re: Tohatsu 25 to 30 hp difference Fo5 und the answer to the 25 hp -30 hp conversion re carb jets in an old thread but would still like to know if the motor has an alternator or how do I add one. jnqzhrl tgmu fdgn rafvhcg umwrpbdgg elwwzw xjmj alwh qujqs pirtn lcqljo eobdyh iqbmq bsf ggfacr