Parlay calculator is a sports betting tool for extra handicapping data. See how much you'd win based on the odds of your total wagers, and amount bet. ... you can combine different bets onto one slip. The only downside to making a parlay bet is that all wagers must hit, otherwise the entire bet is a bust. ... • MLB prop bet total hits allowed ...The wrong prop can make your boat inefficient, slow and handle poorly. Front Page. Articles. Shop. Classified Classics 2022. Be a Contributor. About Us. ... Mercury Racing prop slip calculator and prop school articles. Plus in the comment section you can see responses from Mercury Racing's Scott Reichow, which is very informative. ...Like. Sort by Oldest first. Boatally Insane · #2 · Aug 21, 2006 (Edited) Fist off, a 28 Bravo is actually a 27 pitch prop so using a 1.5 gear ratio with a 27 pitch prop your slip is 8%. A 26 Bravo is a 25 pitch prop which is 2 pitch sizes smaller which will give you 400 rpm. BUT the good news is that your engine will make more hp at 5500 than ...In reality since the propeller is attached to a shaft it will not actually move forward, but instead propel the ship forward. The distance the ship is propelled forward in one propeller rotation is actually less than the pitch. The difference between the nominal pitch and the actual distance traveled by the vessel in one rotation is called slip.If you have 11-percent slip, which is actually a pretty efficient prop, on, say, an 18-inch-pitch propeller, the actual distance traveled is about 16 inches. Slip calculator: You can eliminate the guesswork when you calculate prop slip with Mercury's handy prop-slip calculator. Just plug in your propeller pitch, the gear ratio of your drive ...All Used propeller sales are final and void of. Skip to content. Raising The Bar In Propeller Performance! 920-295-4435. Prop Slip Calculator; News; Contact Us ...Prop Slip Calculator; Step 1. Enter Gear Ratio. Step 2. Enter Pitch. Step 3. Enter RPM. Step 4. Enter Actual Speed. Step 5. Calculate Slip % Get the Latest News from Team …You can use this boat propeller calculator to determine one of five variables: boat speed, propeller slip, propeller pitch, engine gear ratio, or engine revs. To use the calculator, input four of the five variables. The calculator will automatically compute the 5 th variable. Boat Prop Calculator Boat Speed Engine Revs Gear Ratio Propeller Pitch Slip (percent) = Engine distance - ship's distance/ Engine's distance X 100. Engine distance = Pitch X RPM X 60 X 24 / 1852. for Example ED = (4.5 X 90 X 60 X 24)/1852 =314.902. Ship's distance = 24 X 20 = 480. Therefore slip = (314.902-480)/314.902 x 100 = -52.4% Propeller Slip = Actual forward speed/ Theoretical forward speed.Jan 13, 2023 · It is important to evenly distribute the weight of all items on board the boat to ensure that the prop is not slipping and the engine is not being overworked. 4. Improper Propeller Sizing. If a propeller is too large or too small, it can cause a decrease in the performance of the boat. This useful calculator computes the speed-of-advance of a propeller based on: engine crankcase speed in RPM; engine gear reduction RATIO expressed as n :1; …Back Fishing. View All; Fishing Rods; Fishing Reels; Fishing Rod & Reel Combos; Fishing Tools & Tackle BoxesSpitFire X7, a new stainless steel propeller designed to increase speed and acceleration on all boat types with mid-range outboards. The SpitFire X7 is the first propeller for 40 hp CT – 125 hp outboards manufactured with Mercury’s proprietary X7 Stainless Steel Alloy, providing additional strength and durability. Boat Speed calculator; Find your prop slip; Sterndrive Ratio Changes; Bravo Drive Failures; Alpha Shift Problems; Excessive Steam or Smoke; Test Sterndrive trim cylinders; BAM Marine of Florida Inc: 315 SW 15th Ave: Pompano Beach …This elevation grade calculator determines and expresses, in four different ways, the slope of an earthen surface. It may be given in terms of the angle of elevation from the horizontal plane, in terms of the percentage of deviation from the horizontal line, or simply in terms of the ratio of its "rise to run" or "unit rise in run".To calculate the slope of …Propeller Slip Calculator Revised 20-APR-2013. Propeller Slip Calculator (PDF Preview) Propeller Slip Calculator (Excel Spreadsheet) (Index) Theoretical Speed Table. We have devloped a Theoretical Speed Table which calculates theoretical speed for various RPM, propeller pitch, reduction and overdrive ratios.Figure 4: Prop slip is a calculation that helps in comparing the performance of different propeller set-ups on a hull. Slip is a necessity for a propeller to ...Prop Slip Calculator . Propeller Pitch: Gear Ratio: Engine RPM: Actual Speed (MPH) Propeller Slip % Contact BBLADES Today! Address BBLADES Professional Propellers …Propeller slip calculator for powerboats Plearse use this calculator to figure out all parameters in regard to pitch, gear ratio, RPM, speed and slip. Enter any four variables, and it will calculate the fifth. Pitch is the theoretical forward movement for one complete turn of the propeller. Every…Using Yamaha's performance data, the prop slip calculated using their data on the Mercury prop slip calculator was 5. I purchased this boat new in 2018 and Yamaha props were hard to come by at that time and we went with a Merc. Tempest Plus 3x14 5/8"x 19. Not enough RPM's so last year I ordered the Yamaha prop from Bass Cat Boats over on ...The 4-blade will have somewhat lower slip than the Rebel. With the lower weight of the hull, that will most likely mean that a 15" 4-blade will suit your boat very well. Reply. Boatrob 27 posts. Share; Boatrob 1222439098. ... I like less prop slip. and am fishing rough seas regularly. I have always thought I would hook up better with the 4 blade.The Mercury® exclusive X7® alloy makes the Chopper II propeller more durable than ever. The Chopper II, designed for 40-60 horsepower outboards, works well on boats requiring bow lift. The enhanced bow lift reduces drag, increasing the efficiency of the boat and improving overall performance. The Chopper II also permits higher engine mounting ...Find the Solas Propeller that fits your drive system perfectly. Cross-referenced with all major brands' original equipment. SOLAS® is the most well known and trusted name in outboard and stern drive propellers in the world. Available as SOLAS® Brand traditional single piece pressed rubber hub, or RUBEX® Brand interchangeable rubber hub boat ...“I hate these shoes! They’re so tight and they hurt my feet.” Have you ever found yourself saying this about a pair of slip-on sneakers? If so, you’re not alone. Many people have trouble finding the perfect fit for their slip-on sneakers.Tech Forums. V-Drives. FormulaIn reality since the propeller is attached to a shaft it will not actually move forward, but instead propel the ship forward. The distance the ship is propelled forward in one propeller rotation is actually less than the pitch. The difference between the nominal pitch and the actual distance traveled by the vessel in one rotation is called slip.The slip of a prop changes with operating conditions. You might find a simple calculator that will give you a rough guide but if you really want to understand how propellers work and do realistic calculations then I recommend you learn about JavaProp:Boat Speed calculator; Find your prop slip. Prop slip calculator; Sterndrive Ratio Changes; Bravo Drive Failures; Alpha Shift Problems; Excessive Steam or Smoke; Test Sterndrive trim cylinders; Employment; The Blog Cruise around our site for: Large stock of new and experienced MerCruiser parts and Mercury Precision parts;Find your propeller slip. Use this calculator to figure out just about anything in regard to propeller, ratio, RPM and speed. You can change one parameter and recalculate the rest. Use the CalcT button to figure the theoretical speed from the actual speed and slip.Johnnie Candle Professional Angler and Sport Fishing Communicator, Devils Lake, North Dakota. 27,063 likes · 1,133 talking about this · 9 were here. Johnnie Candle lives to fish and has for as long...Improving Class 1 or Class 2 repair tolerance propellers to the highest Class S, while tweaking pitch and cup at the same time to better match a boat's needs, costs about $550 for a 21-inch, four-blade, cupped prop — versus $400 per prop for an ordinary Class 1 or Class 2 repair.The theoretical travel is determined by the prop pitch. Water is not a solid medium, so the prop can’t be 100% efficient as is a screw in wood. A 16” (40.64 cm) pitch prop might only push the boat 14” (35.56 cm) forward per turn. Slip can be 20% to 40% in displacement operation and typically around 10% for boats on plane.Calculate the Efficiency and Apparent Slip of a vessel given Pitch, RPM and Observed SpeedPropeller slip calculator for powerboats Plearse use this calculator to figure out all parameters in regard to pitch, gear ratio, RPM, speed and slip. Enter any four variables, and it will calculate the fifth. Pitch is the theoretical forward movement for one complete turn of the propeller. Every…Using Mercury's prop slip calculator, my numbers don't add up. I've got a '99 Mariner Mag III, (Merc XR6) 150 HP. 1.87 gear ratio. 23p Laser II Spinning 5150 RPM. GPS speed 60.4 With this set up it tells me I'm getting a prop slip of negative 1. That would be nice but I know it's impossible. Which of my numbers are most likely to be wrong?Prop Slip Calculator; Used Propeller List; Contact BBLADES Today! Address BBLADES Professional Propellers N5007 Highway 73 Princeton WI 54968-8666; Phone Phone: 920-295-4435 Fax: 920-295-4436 Store Hours Monday - Thursday 8am to 4pm Friday 8am to 1pm Friday 1pm to 4pm by appointment; Find us on:Large “go fast” boats with special stern drives can use propeller diameters ranging from 15 inches to 18+ inches. House boats and slow moving non-planning hulls may use diameters well into the 20 and 30 inch areas. Number Of Blades. The number of blades on a propeller also affects the consumer’s decision when shopping for a new propeller. Prop Slip Calculator; Used Propeller List; Contact BBLADES Today! Address BBLADES Professional Propellers N5007 Highway 73 Princeton WI 54968-8666; Phone Phone: 920-295-4435 Fax: 920-295-4436 Store Hours Monday - Thursday 8am to 4pm Friday 8am to 1pm Friday 1pm to 4pm by appointment; Find us on:Prop Talk - Best prop slip calculator? - Might be a dumb question but is there a calculator on the net for your particular setup? I.e. brand, length, average load... Something that pertains more to Fountain than other boat? I'm just looking for the most accurate results without having an actual module on board. ThanksThe angle of the propellers aerofoil shape to the propellers axel changes as you move from the Center to the tip. The more pronounced the blade rotation the higher the intended tip speed. From memory having the tip speed running at 1-3 times the the air flow speed is not efficient, but at least the propeller works over a wide range of air speeds.I checked your numbers with a prop slip calculator and they seem pretty reasonable provided your prop has some cupping and your actual speed is rounded up. 3% slip is too good a number for an underpowered boat. Should be more like 10-12%. 2009 Alumacraft Navigator Sport, E90HSLAFA, SER 05395664 Reply. Sculpin67 5 posts. Share ...3701 Quail Road NE, Sauk Rapids, Minnesota, United States, 56379. 3202577767Running through a prop calculator, and ASSUMING a 20% slip at WOT, it works out that it is a 21 pitch prop. I suspect it is a rebuilt propeller of some sort. This prop came on the boat but was not the original, but swapped on as part of the deal with the marina, so I know it is not what came from Crownline, but what achieved RPM that the marina ...To fill out a bank deposit slip, write the date, and enter the total amount of cash and checks you are depositing. Determine if you want cash from your deposit, then sign the slip if you are getting cash back.Top speed was considerably less than anticipated. I plugged in some numbers into the go-fast.com prop slip calculator, and I got the following slip calculations: I am running a 1.36 Bravo 1 with a Mirage Plus 23. Boat is a 1988 Baja Force235 with a 489 running AFR heads, Holley 800, Lightnings, etc. This build has been pretty well documented on ...I'm currently restoring a bass boat that includes adding hull spine and a full blueprinting of the hull. Currently most prop slip calculators have my setup at 14-15% Slip WOT / Full Trim / Jackplate at Max MPH. The hull has 2 massive Hooks on each side of the Pad plus a small Rocker 6in forward of transom, 12-14ins long, right in the Pad.A couple ways to estimate this: 1) use the Mercury Prop Slip Calculator, or 2) if you know the top speed of your boat, enter the RPMs, Pitch and Gear Ratio in the Boat Speed Calculator tool and vary the slip value until the …Using that calculator plug in 2.33 for your gear ratio,6000 rpm,with around 13% slip. 9-10 pitch will get you one side or the other of 20. But,as hard as your pulling with the 11 pitch I'd drop to a 9. That large dia. prop might do a lil better on slip than that,but toons do throw a lot of aerated water at the prop. Are you trimming it out at all?The online Mercury Racing Prop Slip Calculator makes it easy to calculate prop slip. Professional race teams and performance boat owners seeking to maximize speed can commission custom propellers designed for a very specific boat-and-engine combination. A custom propeller can operate much more efficiently and with better performance than …Mercury Racing has released a new propeller-slip calculator app for Apple or Android smartphones. The app has all the functionality of the calculator at mercuryracing.com, which makes propeller testing easier and much more accurate. It can be downloaded for free from Google Play or Apple iTunes. Mercury Racing's propeller guru, Scott Reichow ...Slip (percent) = Engine distance – ship’s distance/ Engine’s distance X 100. Engine distance = Pitch X RPM X 60 X 24 / 1852. for Example ED = (4.5 X 90 X 60 X 24)/1852 =314.902. …Richard, This question concerns the relarionship of the prop''s pitch and its actual travel through the water at any given speed. You need to know this to accurately calculate the hull speed of a vessel at a given engine and therefore the prop''s RPM. Slip in % = 100 X ( Prop pitch in feet X prop rpm - vessel speed in knots devided by prop pitch in feet X prop rmp ) This is one formula to ...The BAM slip calculator said that you were right on at 26 mph with 31% slip (It actually calculated 33%). It said that your non slip speed should be 39 with the specs you gave and I dug up. A reasonable slip of say 15% with a light load on that boat would yield a speed of 33 mph which is very reasonable and do-able. ... Prop in sales brochure ...BAM's online boating mega-catalog. All the parts and accessories you need to get on the water FAST! Great prices on great products shipped to you quickly from distribution centers all over the country. Go-Fast.com was our first web site that went online back in 1998. Our propeller slip calculator, boat speed calculator and technical articles ...Unlike other systems, the BLADES 4-SPEED tunable 7/8″ CAPS is a full 1/4 of an inch larger and the three variable size plugs are made of a pliable rubberized material, meaning they are reusable and can be swapped out while the propeller is still on the drive. The new BBLADES 4-Speed is the latest in the BBLADES family propellers being ...Received 2 Likes on 2 Posts. Prop Selection / Slip / Motor Longevity. Hey all! I've been staring at propeller numbers for a while now and thought I'd see if I can get some input from some more experienced minds here. I've recently bought my first boat, a 1993 Baja Islander 240 with a stock Merc 7.4L (non Mag, about 650 hours) and Bravo 1 Outdrive.Plug in your info, and click "Calculate" on the item you want to compute. By using known values for the weight, power and speed you can come up with a more accurate constant for your boat. You can then see what effect changes to weight or power will have on top speed. Using the calculator in this fashion will produce surprisingly accurate results.Our Merc Prop Slip Calculator is an online tool designed for ease and accuracy. It leverages a mathematical formula, combining the actual speed of the vessel, propeller RPM, its diameter, and a specific thrust coefficient.Calculated propeller slip within the range of 5% to 25% is typical and acceptable. If slip is greater than 25%, there is likely an issue with the propeller. It could be damaged or just wildly wrong for the boat-and-engine combination. Or, it could be ventilating because the outdrive or outboard motor is mounted too high on the transom.Received 2 Likes on 2 Posts. Prop Selection / Slip / Motor Longevity. Hey all! I've been staring at propeller numbers for a while now and thought I'd see if I can get some input from some more experienced minds here. I've recently bought my first boat, a 1993 Baja Islander 240 with a stock Merc 7.4L (non Mag, about 650 hours) and Bravo 1 Outdrive.Prop Slip Calculator; Used Propeller List; Contact BBLADES Today! Address BBLADES Professional Propellers N5007 Highway 73 Princeton WI 54968-8666; Phone Phone: 920-295-4435 Fax: 920-295-4436 Store Hours Monday - Thursday 8am to 4pm Friday 8am to 1pm Friday 1pm to 4pm by appointment; Find us on:The Propeller Slip Calculator can be used to calculate two important numbers - Propeller Slip Range and Desired Propeller Pitch. To calculate your slip percentage: Enter your GPS verified top speed; Enter your drive’s gear ratio; Enter your maximum achieved RPM; Enter the pitch of your current propeller.Prop Slip Calculator; Step 1. Enter Gear Ratio. Step 2. Enter Pitch. Step 3. Enter RPM. Step 4. Enter Actual Speed. Step 5. Calculate Slip % Get the Latest News from Team Teague! Get Teague Custom Marine's Latest News Delivered to your Inbox. Subscribe. About "One Call Gets it All. We Have Everything But the Water." Information.Address. BBLADES Professional Propellers. N5007 Highway 73. Princeton WI 54968-8666. Phone. Phone: 920-295-4435. Fax: 920-295-4436. Store Hours. Monday - Thursday 8am to 4pm Friday 8am to 1pm.Propeller slip calculator for powerboats. Plearse use this calculator to figure out all parameters in regard to pitch, gear ratio, RPM, speed and slip. Enter any four variables, and it will calculate the fifth. Pitch is the theoretical forward movement for one complete turn of the propeller. Every centimeter of the boat that is in contact with ...Add these all into the calculator and voila, it spits out your prop slip. I find this interesting because I feel like I could have found a more efficient prop for my Suzuki df140 My numbers were: Prop pitch 19 (Aluminum), Top Speed 33mph, Top RPM 6000, Motor gear ratio 2.38.Roughly how much prop slip can be expected from a 4 blade prop? I know that is a rough question, but just close. Also how close are prop calculators on a 4 blade and a LTV style hull? After the engine gets broken in I will measure prop slip, on a radar gun and with a good tach right now I am just dreaming about how fast I can get it. Thank you.:rolleyes:BBLADES offers spacer plates for Bravo and Bravo Sport Master drives in 1-, 1.5-, and 2-inch varieties that can be tested for 15-days at a cost of $100 per plate. The deposit and test fee are applied to the purchase price if the spacer plate delivers the desired results. If further testing is required, test plates can be traded for an ...Made from a Bravo 1 casting, the BBLADES OB/F is perhaps the most versatile outboard propeller available. A four-blade, 14.75″ diameter in one inch pitch increments from 21-33, stainless steel wheel with a custom-tuned tube that reduces drag, improves trim reaction and aides time-to-plane and top-speed. The leading edge of each blade is ...The online Mercury Racing Prop Slip Calculator makes it easy to calculate prop slip. Professional race teams and performance boat owners seeking to maximize speed can commission custom propellers designed for a very specific boat-and-engine combination. A custom propeller can operate much more efficiently and with better performance than any ...Large “go fast” boats with special stern drives can use propeller diameters ranging from 15 inches to 18+ inches. House boats and slow moving non-planning hulls may use diameters well into the 20 and 30 inch areas. Number Of Blades. The number of blades on a propeller also affects the consumer’s decision when shopping for a new propeller. Prop Slip Calculator Calculate. Featured Story. Prop History. Mercury Racing has a well-earned reputation for handcrafting high-performance and racing propellers that consistently offer unrivaled performance. That reputation is based on more than 50 years of experience. In the mid-1970s, Mercury Hi-Performance (the precursor business to Mercury ...Free to use Propeller Sizing Calculators. Before you start, we would like to point out that these calculators are based on empirical data. They are not intended to perform complex cavitation or efficiency calculations. The results provide "best size" propeller dimensions based on your input data. There will always be a number of propeller size ... The online Mercury Racing Prop Slip Calculator makes it easy to calculate prop slip. Professional race teams and performance boat owners seeking to maximize speed can commission custom propellers designed for a very specific boat-and-engine combination. A custom propeller can operate much more efficiently and with better …Our easy-to-use boat propeller calculator tool calculates the propeller pitch, engine gear ratio, engine revs, boat speed, propeller slip. All you need to do is give any …Propeller Propulsion System. On the slide, we show a schematic of a propeller propulsion system at the top and some of the equations that define how a propeller produces thrust at the bottom. The details of propeller propulsion are very complex because the propeller is like a rotating wing. Propellers usually have between …08.05.22. Propeller Spotlight: DCB Finds Performance Perfection with CNC Cleavers. When it comes to building custom high-performance catamarans, California-based builder DCB has become known for its top tier quality and for squeezing every drop of performance out of its new boats – all while offering customers a multitude of customization on every hull model it produces.Prop Slip Calculator; News; Contact Us; Top Bar - Menu 2 Micro. Facebook page opens in new window Twitter page opens in new window $ 0.00 0. View Cart Checkout. ... All Certified Reconditioned propellers and Used propeller sales are final and void of warranty. Click the buttons below to see props by blade count. 3 Blade. 4 Blade. 5 Blade. 6 Blade.Prop Slip Calculator; Used Propeller List; Contact BBLADES Today! Address BBLADES Professional Propellers N5007 Highway 73 Princeton WI 54968-8666; Phone Phone: 920-295-4435 Fax: 920-295-4436 Store Hours Monday - Thursday 8am to 4pm Friday 8am to 1pm Friday 1pm to 4pm by appointment; Find us on:Free to use Propeller Sizing Calculators. Before you start, we would like to point out that these calculators are based on empirical data. They are not intended to perform complex cavitation or efficiency calculations. The results provide "best size" propeller dimensions based on your input data. There will always be a number of propeller size ... The Pro Max features Mercury Racing® Pro E.T.® drag race blades combined with a custom through-hub exhaust tube. This unique combination provides a 33% faster hole shot than the Pro E.T. and top-end speeds up to three mph faster. The Mercury® patented Performance Vent System® (PVS).17 mar 2023 ... Propeller slip is a term used to describe the difference between the theoretical and actual speed of a boat. That would be the simplest ...Finding the correct propeller for you boat is easy with our Prop Guide. Step 1: Select the Type of Engine. Step 2: Select Engine Manufacturer. Step 3: Select the HP for your marine engine. Step 4: Select the year of your marine engine. If you have the existing part # that is stamped on your boat propeller, you can find all matching props here. Address BBLADES Professional Propellers N5007 Highway 73 Princeton WI 54968-8666; Phone Phone: 920-295-4435 Fax: 920-295-4436 Store Hours Monday - Thursday 8am to 4pm Friday 8am to 1pmI went back to the calculator and using your numbers I got 5% slip. Which is probably impossible. (single prop drives on planing boats is usually 12-15%) This indicates that your tach might be off by more than 200 RPM. Since you KNOW the ratio, prop pitch and speed, you can use the calc to figure your theoretical speed (zero slip)A couple ways to estimate this: 1) use the Mercury Prop Slip Calculator, or 2) if you know the top speed of your boat, enter the RPMs, Pitch and Gear Ratio in the Boat Speed Calculator tool and vary the slip value until the …Prop Slip Calculator; Used Propeller List; Contact BBLADES Today! Address BBLADES Professional Propellers N5007 Highway 73 Princeton WI 54968-8666; Phone Phone: 920-295-4435 Fax: 920-295-4436 Store Hours Monday - Thursday 8am to 4pm Friday 8am to 1pm Friday 1pm to 4pm by appointment; Find us on:Prop Slip Calculator; Used Propeller List; Contact BBLADES Today! Address BBLADES Professional Propellers N5007 Highway 73 Princeton WI 54968-8666; Phone Phone: 920-295-4435 Fax: 920-295-4436 Store Hours Monday - Thursday 8am to 4pm Friday 8am to 1pm Friday 1pm to 4pm by appointment; Find us on:From memory having the tip speed running at 1-3 times the the air flow speed is not efficient, but at least the propeller works over a wide range of air speeds. Highly tuned propeller tips are moving at 6x the air speed. However, their effectiveness at moving air disappears rapidly if the air flow is too slow. (The propeller blades are stalled)Address BBLADES Professional Propellers N5007 Highway 73 Princeton WI 54968-8666; Phone Phone: 920-295-4435 Fax: 920-295-4436 Store Hours Monday - Thursday 8am to 4pm Friday 8am to 1pm Calculate the Efficiency and Apparent Slip of a vessel given Pitch, RPM and Observed Speed, When the prop 'slips' it's bcause there no longer is any friction between the hub a, Share to friends who might find it useful and don’t forget to Subscribe for email updates. There, Using Yamaha's performance data, the prop slip calculated using their data on the Mercury prop slip calculator wa, Select options. BBLADES PropStop Cover $ 44.99 $ 49.99. , A pink slip is a piece of paperwork that is required to prove the ownership of a v, Unlike other systems, the BLADES 4-SPEED tunable 7/8″ CAPS is a full 1/4 of an in, Richard, This question concerns the relarionship of the prop''s pit, Like. Sort by Oldest first. Boatally Insane · #2 · Aug 21, 2006 (Edit, The Propeller Slip Calculator can be used to calculate, Took boat out today for first time - 24ft searay 220 , Propeller slip calculator for powerboats Plearse use this c, EDIT: A gear ratio of 2.0 with 24" props at 3400 RPM and, Slip (percent) = Engine distance - ship's distanc, Prop Slip Calculator; News; Contact Us; Top Bar - Menu 2, Mercury Racing has released a new propeller-slip calculator app for A, 3701 Quail Road NE, Sauk Rapids, Minnesota, United St, Using the bblades prop calculator, and not knowing wh.