Lastly, look at the rake of the propeller. Would a larger diameter prop 14 eliminate the blowout? However, stainless steel tends to be quite strong in nature. It's a personal preference. Thus, it is a standard propeller that can support the engine that you want to work with. We specialize in Outboards, Sterndrives and Inboards. Some have only two blades while others tend to have more. Typically the 3-bladed propeller offers top-speed performance. However, even though this prop does have 4 blades its diameter is not too small. Axles, Boat Trailer Tie This is useful for steering a pontoon boat, which has a large profile. Bow to stern limited warranty transferable to second owner within 5 years of original purchase If you want more speed than what you're getting, tell the guy at the marina parts place. I have a 2002 SunCatcher G3 3pontoon. I purchased a 15p four blade stainless haven't run it yet but everyone I talk to thinks this will be to much prop? It's a process. It's a trade-off between speed and power. $11999 We build Mercury MerCruiser Sterndrive engines and drives to power your life on the water. Answer: Like the article says, it depends on what you want to do with it. They also have a better performance. The increased blade area can power the boat more efficiently. But wait. That means this propeller has maximum top speed. If she's sluggish, you may need more torque. Accessories, Marine DC Power Plugs Step 4: Select the year of your marine engine. A boat that size though is going to strain a 90 hp motor. My top speed is 23mph at 5200 rpm. Shelters, Boat Winches, Boat Motor Supports & Fasteners, Boat Windshield Look no further than the Quickcruiser Qiclear Marine. 22' long. Blocks, Marine However, if the pitch is too high for your engine, it will lug the engine. For starters, 3-blade propellers have maximum top speed and they are good for steering torque. A 22-pitch prop with only 10 percent slip numbers equals a 19.8, making the 22 pitch prop faster than the 24-pitch. Replacement for 2004 25 EL Mercury 2 stroke. Planes fast. Answer: If it's working for you, you might not want to change it. Apart from that, this propeller is made of aluminum. The four-blade propeller, however, gives slightly more control at low speeds than the three-blade does at the same pitch. Very interested in the pontoon water glide experience or if anyone is willing to part with. 15 Tooth Spline. Lower-speed boats like pontoons use a lower rake-angle blade for better bite. The top end was better but the boat was slower off the start. You are using an out of date browser. Free shipping for many products! Lowering the pitch of the prop gives the boat more power and better acceleration. It would only go 12-24 MPH @ 4800 RPM top speed. Full Factory out board warranty included. However, this propeller is not only suitable for the Mercury 115 4-stroke engines. And if you want something that will last a bit longer then do go with stainless steel. But hey, having a propeller that can handle much greater horsepower gives you faith that it is strong. The rotational angle of the propeller also plays an important part. Running 17 pitch aluminum 3 blade prop. I wanted a little more top-end speed so I changed to Solas Aluminum 3 blade 13.25 x 17. This is the final gear ratio adjustment on a boat. Question: I have a 115 e-tech on a 20 ft Sylvan pontoon. Replaced 1/4" fasteners with 5/16" stainless steel.Finally got my 22' Pontoon boat out on the river today. Answer: There might be. & Live Bait Answer: Again, all I can tell you is to go through the steps in the article and make some decisions about what you want. And if it scratches the boat you might end up with a dent. Because of their high profile and vulnerability to wind, pontoon boats favor props that provide power and control over speed. Rake is the angle by which the propeller blade leans aft from the hub. A change in the prop pitch will increase or decrease the engine RPM's and can be used to bring them into the recommended range. But well say it again. With some experimentation as described in the article, eventually, you'll settle on a perfect prop. If you want speed, get a bigger engine if the boat can handle the weight and power. So why wait? Oars, Wakeboard, Wakesurf & They are installed by being pressed in position by a high-pressure press. Consider if you need speed, torque or a balance between the two. It's up to what you want. Manufacturers label propellers by the diameter and then the pitch of the prop. It will automatically explain things to you. Answer: Experiment with the propeller as described in the article. Now, when you measure the diameter you have to measure the whole length from the propeller placed at 3o clock to 9o clock. And we will admit that this propeller does look pretty simple but it is quite classy. Answer: I can't tell you that. However, for that, you will have to search the entire market and come up with the perfect size propeller. So, do put on your curiosity cap and we can commence the journey-. Also if the boat has limited horsepower, a 4-blade can give you much needed blade area to give the boat more torque. The guy at the marina can help you if you can tell him what you want. Question: I have a 20ft Kennedy Pontoon, and a 50hp propeller. Talk to the guy at the marina. This 20' Rear Lounger Pontoon Has Lounge Seating Up Front With Storage, Rear Facing Lounge Seating With Storage, Flip Seat With Cooler, Captain's Seat, All Vinyl Floor, Bluetooth Radio/MP3 Player With 4 Speakers, Multiple Cup Holders, New Battery, Bimini Top, Mooring Cover, LED Docking Lights, LED . A four-bladed prop helps provide you the control you need to safely dock in a breeze. It is an OEM propeller but exceeds expectations in terms of performance. Having attempted to answer such questions honestly, the editors of this site have rejected my answers to these sorts of conditions because I keep referring back to the article. & Rings, Prop Nut Kits & Lighting, Marine Teak Your engine's manual will provide you with prop recommendations for your boat. It may not display this or other websites correctly. Also, your hull design might also limit your speed. The four-blade propeller, however, gives slightly more control at low speeds than the three-blade does at the same pitch. Question: I have a 1999 Bennington 2275 RL Pontoon with a 90 HP Honda outboard. Plus, you have the luxurious option of buying a prop that can rotate to the right or to the left. Posted Over 1 Month. At full throttle it operates at 4,200 rpm and about 21 mph with 2 persons aboard. SEI Marine Products-Compatible with Mercury Mariner Prop Service Kit 11-827614A 4 80 90 115 125. And (3) visit the parts store and tell the parts guy whether you are looking for more speed, more torque, more durability, or more maneuverability. 2016 G3 BOATS Guide V12 PRICED WITH 9.9 YAMAHA AND TRAILER/Guide V series, sold as "boat only", these wide, stable fishing platforms are perfect for the sportsman searching for value and ready to move up to the quality of G3. These are the only standard marks provided on all propellers; other labeling is determined by the manufacturer. Answer: There are so many kinds of hull shapes, you really need to have someone at your marina or boat dealer take a look at it. Smoke Read the article above and do the steps. Take into consideration not only the weight of your boat, but . Because of this diameter, your top speed will be maximized. Thus, this is actually a good rate. These measurements ensure that the prop has its top speed and RPM rate maximized. But wait, just because youre saving a few bucks doesnt mean youre compromising. If you'll be pulling skiers, you might want more torque to offset the drag. You must log in or register to reply here. Breakers, Power Packs & Jump If you're just cruising, you might enjoy the lower rpms, and possibly better fuel mileage offered by an engine running on the lower end of it's max rated rpm range. Read the article as a starting point, then take what you have learned to a marina and talk about it with the technicians. But thats not all that you have to consider, is it? Finding the perfect prop is an experimental process. Platforms, Slide . 115hp Mercury 4 stroke. 14 x 12 4 Nemesis Pontoon 8M0055531 . Now, this can be both backward or forward in direction. You start with what you want to do with your boat. Just a thought, maybe you could shoot for a compromise prop by sending in the damaged prop with the intention of having it repitched as part of the repair process. Mercury 4 stroke 115 CT outboard. 1950 1850 1750. There aren't really any shortcuts. Honda 5hp Outboard, Boat Category, View The article helps you adjust the prop to get more speed or more torque. Amazon, the Amazon logo, AmazonSupply, and the AmazonSupply logo are trademarks of Amazon.com, Inc. or its affiliates. Also 30% prop slip seems really high to me. These are aluminum and stainless steel. Experiment by trying the next larger or smaller pitch and testing again. For practical purposes, three- and four-blade props can be used interchangeably with most boats. Question: For my 18-foot pontoon with 60hp Mariner, is there a best all-around propeller? If you need more speed or more torque see the article above. Covers, Boat Wiring & It's standard-issue from boatbuilders paired with the MerCruiser Alpha sterndrive and outboards up to about 135 hp. So, with that, we will like to say our farewell. I have a 20dlx suntracker 90hp fourstroke command thrust it came with a 15p three blade aluminum prop. Let's take a closer look: It has a 17-inch pitch, which is plenty for great speed. Also, the blade has 3 blades and they rotate in the right direction. Hello all we just bought a 2020 sun tracker 22 dlx pontoon. A 2" pitch increase (for example, from 21" to 23") will result in approximately a 300-400 RPM decrease and vice versa. Thus, be careful. This is useful for steering a pontoon boat, which has a large profile. What do I need to do to achieve this top rpm/mph? Protection, Dock Storage & Now, the most common choice for hubs is the press-on ones. So, this makes RPM very efficient. It depends on what you want to do with it. Answer: I'm not sure on brands. On a pontoon engine height is based on the highest without ventilation (prop loses grip engine revs and boat slows). So, even on a tough day the propeller will push through and get your engines running. However, we can only go as far as you suggest. Seats, Offshore Boat Surface winds can blow the boat around when docking or negotiating narrow spaces. I have a 2002 SunCatcher G3 pontoon boat. Rails, Marine Tools & Tool If your full throttle test shows the RPMs are too high, then you need more pitch. 16-11, we were seeing 6000 rpm but only 21 mph. Tops, Bimini Top The 24 and 25 NPH speeds are with 440 lbs people, 27 gals fuel and 100 lbs gear. Typically driving with a few people in boat and often pulling a tube. It's a partnership between you and your supplier. twayneking (author) from Puyallup, WA on December 05, 2019: If the boat came with a prop on it, that's your starting place. Question: I have a 21-foot Pontoon boat rated for twelve people, and powered by a 1997 Johnson 50HP 2 Stroke motor. But they are not that durable in nature. Ordered the top of the line 115 pro xs command thrust Mercury tracker states that boat with that engine should see speeds up to 28 mph. But if you have one engine to manage then go for the regular right rotational angled propellers. Answer: A 4-blade prop may run smoother and reduce vibrations as it is balanced around 4 points as opposed to 2 or 3. Leave height alone for now.As suggested your prop has too much pitch. Those four factors and what you learn from your boat's manual will help you and the parts guy determine the diameter of the prop, the pitch, and the effect of slippage of any given prop. 2.1L (15 Spline) 2017 - Present 4-1/4in. My engine is a long shaft with an LH rotation propeller. By now, you know what this means. Moreover, you get to enjoy excellent holeshots. Other than that, this material makes it easy to style the prop and make it look alluring. Our engines are engineered and built solely for marine duty. What size propeller would you recommend? I went from 21-22 to 29+/- MPH, an FOT RPMs have dropped to about 5,000. Are you still confused about which product to buy? This propeller was designed specifically for use with the Quickcruiser Qiclear Marine engine line and is made out of high-quality aluminum alloy. at 6,000 RPMs. Do you want speed, power or something in between? I changed the motor on my pontoon boat to a bigger one I was told it needs a bigger prop any suggestions on which one I should use its a 1988 force 85 horse 20 foot pontoon, 2017 starcraft MX23L HMX Tritoon with a Yamaha F200XB Currently running a quicksilver 16x13p getting 30mph @ 5000rPm WOT it feels like I should be getting more Range for motor is 5000-6000 rpm just purchased from a private owner Any help appreciated. Talk to your boat dealer and the guys at the marina. Slip is the difference between the theoretical movement of the prop through the water at the rated pitch and the actual performance. I've seen boats that were fast but bogged down if you put a skier behind them.
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