Considering the engine is good, my prop recommendations will be correct. School Ties Cast, Arranged by Horsepower 4 - 6 HP 7.5 - 9.9 HP 15 - 25 HP 30 - 40 HP (2-CYL) 40 (4-CYL) - 50 HP 60 - 100 HP 115 - 150 HP 175 - 300 HP SPECIAL HIGH-PERFORMANCE OUTBOARDS CREATE Larger diameter props create more thrust than smaller diameter props for a given rpm. The size in the first number is the diameter of the prop. They are used on my 1995 Force 120, pushing an 18' Astro, Fish/Ski. The reason for its great speed would be the lack of blade drag caused by metal in the water. High Back Reclining Helm Seat, Cabin and So, a prop with the number 12 would have a higher pitch than one with the number 10. The number following the "X" is the diameter, also in inches. Furniture, Boat Seat Pedestals & Starters, Marine Solar Power Marble, Engine Anyway, I think boat should hit low 40s and RPMS at WOT should be closer to 5500. Pumps, Livewell Aerator Pumps Serial numbers that do not follow this format, rather have seven numerical digits, were manufactured before 1980. Downs, Couplers, Mounts, You may find that your boat doesnt track well and tends to wander from side to side. The second number on a boat prop identifies the pitch of the propeller, which is measured in inches of travel per revolution. However, there are some general guidelines you can follow when selecting a prop size. Ventilation, Interior & Cabin Locks, Boat Deck One thing you can do is check the size of your propeller compared to the size of your engine. Biminis, Paint and Rollers, Boat Trailer Biminis, RV & Trailer The total prop diameter is 9 inches across. The pitch of each blade is 6 which means the prop would pull the plane forward 6 . However, the selection may not be as tailored to your specific needs. Page 1 of 1 Start Over Page 1 of 1. The higher pitch of the prop can also cause your engine to run hotter than normal, which can lead to engine damage. Maintenance, Boat Cleaners & Hardware, Boat Seats by The Rinne-Sharingan wields, PNC accepts $2,000 in credit card funds from their bank accounts, as well as some attractive signup bonuses, such as this $200-300 nationwide offer. 3. Please consider upgrading to a more up-to-date browser. Make. Mercury Outboard Serial & Model Number Guide. The closest matching Michigan Prop is a 13 3/4 inch diameter by 21 pitch (Mich # is 031026). V6 Mercury Mariner 3.4L Late Model SQUARE ANODE Type OZHYDROFOIL . Seats, Pontoon Boat Seats & Distribution, ProMariner ProNautic A friend had a 130 Yamaha on same boat, and I clocked him at 42 MPH. Plumbing, Anchor He has been working and writing in the information technology field since 1999. Protection, Dock Storage & You can also check the manufacturers specifications for your boat to see what the recommended prop size is. Is it safe to buy furniture with Prop 65 warning? It may not display this or other websites correctly. There are no industrywide rules to interpret this number. All Mercury outboard engines either have an identification tag or an instruction plate that contains the serial number. Axles, Boat Trailer Tie When a boat is over propped, it means that the propeller is too big for the engine. Cole Maness Cyclist, Marine Battery Chargers, Shop Ventilation, Interior & Cabin Tops, Bimini Top There are no industrywide rules to interpret this number. Is 49 a popular number, yes or no? Boat, Boat Buyers A propeller diameter that's too large will hit other parts of the boat. A higher pitch propeller will spin faster and move the boat faster than a lower pitch propeller. Hardware, Boat Cabin I am not 100% on this prop just yet however. Smaller prop diameters generally go with smaller engines, or with fast high performing boats. A MerCruiser Bravo Two sterndrive, which is designed for the heaviest pleasure boats, can use a propeller up to 20 inches in diameter, compared to a max of 16 inches for a Bravo One sterndrive and current outboards, which are designed for faster speeds on lighter boats. As blades are added to propeller hubs, the drag is increased. With diameters from 16 to 17 1/8 inches and increased blade surface, XTO OS propellers are engineered to complement the torque potential of V8 XTO Offshore outboards on 50-foot and larger boats. Blue Bamboo Plants For Sale, Covers, Other Transom No V-6 should be running aluminum. Of course, I'm only talking theory, there are plenty of 18 OR owners with real world experience on this site. The diameter and pitch can be separated by the letter "X," CompProp states. Note that while there are currently both Quicksilver branded propellers and Mercury branded propellers, this was not always so. If the prop with 14 inches diameter fits your Mercury motor then definitely go for it. This prop seemed to work real well for this set-up. For example: 6 x 4, 8 x 3.8, or 10 x 5. Accessories, PWC Parts & What Does Alicia Garza's Tattoo Say, Acessories, Fish Cleaning Remember to always consult with a professional before making this kind of purchase if you are a beginner! Products, Carbon Monoxide & All of our boat propellers for sale are able to be shipped to over 140 countries worldwide! The first is what each number means. AU $93.49 postage. Fasteners, Boat Windshield The first number is the propeller diameter in inches and the second is the propeller pitch in inches. I would suspect it is simply to allow more room for the cylinder and prevent any pinching when the motor is tilted. The diameter is always the first set of numbers. View All Outboard Motor Blowout Sales .Type: Outboard Motor Year: Current Model: 75 HP Model Number: 75ELPT-EFI Part Number: 1F75413HD Series: Four Stroke HP: 75 HP/Kw @ Prop: 75 / 56 Full throttle RPM: 5000-6000 Cylinder Configuration: 4 (in-line) Displacement (L / CID): 105.7 / 1732 Bore and Stroke (in / mm): 3.23 x 3.23in Fuel Induction . Check us out:https://www.savvyboater.com/https://www.facebook.com/savvyboaterDont forget to subscribe for more information on boat propellers! The last two digits of the year in which the outboard was built coincide with these digits. 21" pitch, load range 1500-2400, speed 46-52. Mercury Marine is a division of Brunswick Corporation. Propeller size is expressed with two numbers, diameter and pitch, with diameter always stated first. Fishing Lures, Fishing Rod Holders & The same is true with a prop. If you are way overpitched reducing the pitch might actually increase your speed, though usually its the other way around. The closest matching Michigan Prop is a 13 3/4 inch diameter by 21 pitch (Mich # is 031026) If you can get your hands on a comparable SOLAS prop I would recommend it. Then, consider the material of the propeller. Direct Replacement: The 14 diam. Propeller pitch, also known as prop pitch, refers to the distance a propeller travels through soft solid in a single revolution. Software, Digital Hardware, Boat Mirage Plus, High Five, Trophy Sport, Vengeance, Laser II, Black Max, Bravo Two, Bravo Three, SpitFire X7, Bravo I, Trophy Plus, Tempest Plus, SpitFire, Bravo Four S, Enertia, Enertia ECO, Revolution 4, Maximus, Fury, Fury 4, Verado12, Revolution X. Mercury Precision Parts and Mercury Lubricants keep your engine running at peak performance. And for boats over 20 feet, a 14-inch or 15-inch propeller is usually ideal. Biminis, RV & Trailer Solas / Rubex Propeller Cross-Reference Guide for Mercury / Mariner . Accessories, Pontoon Bimini Biminis, View Shop for Boat Parts at Go2marine.com . Kevin. Harware, Marine Nuts, Bolts, & Thanks. Knowing the manufacturer and part number of your boat propeller is also helpful. Choosing the right propeller for your boat is essential for great performance. Mercury Marine 48-821154M. Deals, Camping & RV The old elephant ear aluminum prop sounds beat, but it is not the best prop for a higher speed boat like yours anyway. Accessories, Boat Your email address will not be published. Systems, Marine Plumbing & Live Bait Deals, Electronics For smaller boats (<10 feet), a 9-inch or 10-inch prop is generally recommended. Look at the 10th character in the VIN. Infopop Corporation (formerly Madrona Park, Inc.), 1998 - 2000. Let's look at this example: 14-1/2 X 19 RH 3 Blade SS Apollo Propeller We'll break it down by section: 14-1/2 : The propeller diameter. Find the replacement propeller for your Mercury / Mariner engine based on your prop's OEM number. for Sale, Buy A Boat Propellers: How to Identify Your Prop SavvyBoater 528 subscribers Subscribe 333 Share Save 286K views 12 years ago https://www.savvyboater.com/boat-prop. The final option is to search online for aftermarket propellers. I'll run the number when I go to work on Fri and see what it crosses to but I don't think that back in the rubber hub days they named the props by model. Wells, Toilet & Waste Looking at my Mercury propeller charts, here is what I find for a 135 Merc on an your Whaler: 19" pitch Load range 1800-3000, speed 41-48. Boat, Sell A Mercury Marine Tempest Plus Propeller Mercury Marine Tempest Plus Propeller48-825864 23PItem is dirty/dusty. Este Haim Height, I will give a more detailed report when I get the set-up more dialed in. Maintenance, Pumps and Step 5. 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