Hit a rock SEI sends us a new lower unit for free we just had to install it ourselves. SEI also avoids using distributors thus reduces the company's costs at getting the product into the hands of the boat owner. Y13. As for quality, SEI's Lower units are thoroughly tested for both performance and endurance. Yamaha OB Gearcase Housing. This is the SE216 SEI lower. mercury lower unit sei, sei lower units review, lower units for evinrude, lower unit for evinrude 150. lower unit for evinrude 225, lower unit for evinrude 140, lower unit oil for evinrude YAMAHA 75/80/90/100 HP, 1999 - 2015, 4 Stroke. The company makes replacement sterndrives for MerCruiser's® Alpha One® and Gen II stern drives and replacement outboard lower units for Mercury®, Johnson/Evinrude® and Yamaha®. This firm has a strong reputation from 1980 to the provide day. The parts come directly from suppliers around the world made to SEI's exact and precise specifications. Johnson / Evinrude Upper Driveshafts. Our lower units are manufactured by SEI (Sterndrive Engineering Inc.), who offers a 3 year, fault free warranty. Johnson / Evinrude OB Gearcase Housing. Yamaha OB Gears. Sterndrive Engineering, Inc. is not affiliated with Mercury®; Yamaha®; OMC® or their products. You may also visit the Boat Motor Manuals section of our site to obtain a service manual. Shop SHO Lower Units. In the aftermarket sterndrive business, SEI is a leading company and also has it’s own outboards. The parts come directly from suppliers around the world made to SEI's exact and precise specifications. Hit a rock, suck up some fishing line, drag the lower unit up the boat launch by mistake, it does not matter, the lower unit will be covered by SEI's fault-free warranty. First hand view of the unboxing and pre-break in. Lowest Prices for Yamaha 3.1 OX66 Lower Units. It ships to your door with a fault-free 3 years warranty as an added value, proof of our excellence and reliability. any help would be greatly appreciated. SEI also avoids using distributors thus reduces the company's costs at getting the product int… SEI has been in the stern drive business since 2003. SEI's Lower units come with a three-year, fault-free warranty which means that the lower unit will be covered for any failure that requires the lower unit to be replaced or repaired. Inspecting these parts to determine a reasonable expected remaining life is nearly impossible. The alpha one generation II lower unit will fit any Mercruiser sterndrive . Our Yamaha units’ strength can vary from 115 HP to 300 HP, depending on your specifications. Back to Top. Every lower unit from JASPER MARINE receives (where applicable to unit design) all new bearings, gaskets, seals, water pump housing, and water pump impeller to assure the performance and reliability of your remanufactured unit. Shop 4 Strokes. SEI Yamaha V6 Outboard Replacement Lower Unit 1.86 20" SKU: S-E-90-416-A20. SEI is currently producing lower units for V6 outboards. Lowest Prices online for Yamaha SHO Lower Units. SEI has no affiliation with the Brunswick Corporation. A complete unit is too heavy to ship without shipping damage. Our SE121 Lower Unit replaces the Bravo One Lower Unit 1992 and newer with the oil passage. As the top dealer of Sterndrive Engineering aftermarket replacement lower units, you can count on us to guide you to the right part. SEI Marine Products-Compatible with Evinrude Johnson Prop Nut Kit 0175267 V6 1991 1992 1993 Outboard Lower Units $42.73 $ 42 . 200 225 250 HSP. SEI operates one of the world's only research lakes dedicated to the testing of marine propulsion systems. used lower units for mercury outboards, lower units sei, yamaha lower units sei, outboard lower unit seized. Yamaha SHO Lower Units. Y8. SEI's Lower units are assembled at our factory in Clearwater, Florida. Had mine for years with trouble free service, they offer a 3 year no fault which is fantastic over the mercury 1 year. Our Yamaha Lower Units also come in counter-rotation units. ©Copyright var today=new Date(); document.write(today.getFullYear()); . Use our slide show to find your lower unit!. Yamaha OB Bearing Carrier. We currently specialize in sales and installation of lower units and bow thrusters. We looked at remanufactured lower units, but they cost $2,240. Sterndrive Engineering Inc. All Rights Reserved. Will your SE106 replace my older model drive? AFFORDABLE PRICING plus the piece of mind of a THREE-YEAR FAULT-FREE WARRANTY makes SEI the clear choice for many boaters. We carry outboard lower unit replacements for Yamaha, Mercury, Johnson, SEI and Evinrude marine motors, in addition to Mercruiser Sterndrives and SEI Sterndrives. Sterndrive Engineering Replacement Lower Unit Mercruiser R, MR, and Alpha One Replacement Lower Unit for R, MR, and Alpha One Drives. The three year fault-free warranty covers any damage to the drive that requires it to be repaired or replaced including failures resulting from lack of oil, fishing line, impact, neglect, and other abuse. Sterndrive Replacement sells Yamaha Outboard Lower Unit models from 1984 to 2013. Simply put, buying a remanufactured drive is risky. Lowest Prices online for Yamaha V6 4 Stroke Lower Units & Heads. Grab your engine serial number and get in touch with us here at MarineEngine.com. SEI Lower Units. Yamaha OB Bearings. This is truly a remarkable warranty. 4-stroke engines. SEI Marine SE116 MerCruiser Alpha One Gen 2 Outdrive Lower Unit $899.99 Sterndrive Engineering SE116 Lower Unit Replaces MerCruiser Gen 2 alpha outdrive lower units 1991+. SEI Lower unit for Yamaha VMax 150. Consequently, any warranties governing products manufactured and/or sold by Brunswick Corporation will not apply to products manufactured and/or sold by SEI, or to products damaged due to the operation of an SEI product. YAMAHA F115 HP, 2000 - 2013, 4 Stroke. MerCruiser®, Alpha One®, Gen II, R, MR and Bravo One® are trademarks of the Brunswick Corporation. Often SEI is asked about the quality of our lower units and how the company is able to offer such a product at a fraction of the OEM price. We're happy to help order the correct replacement unit to get you back on the water. It comes with 3-Year Fault Free Warranty. SEI also offers a gimble housing repair kit. SEI has engineered replacement lower units for Mercury, Yamaha and Johnson Evinrude. SEI’s lower units replace most V6 outboards from 1980 to present. The company was founded by Greg Pickren. Mr. Pickren also is the owner and founder of the company Short Block Technologies (SBT) which is the largest supplier of Personal Water Craft engines in the world. Toggle the Pause/Play button as needed. Availability: In Stock - Ships Today. $649.00 + $30.00 shipping. OX66 3.1. We're happy to help order the correct replacement unit to get you back on the water. SEI is also working on producing lower units for smaller 3 and 4 cylinder Mercury, Yamaha and Johnson Evinrude Outboards. Periodically, we'll send you tech tips, DIYs and boating information. Buy Suzuki Lower Unit on eBay now! You are invited to join our public Boat Repair Forum to seek assistance from other members. It can be modified to back fit 1988-1991 by blocking off the internal oil passage. The lower units offered by SEI are fully compatible and interchangeable with Mercury, Yamaha and Johnson Evinrude lower units. Y11. Jumping out of gear: If the unit will not stay in gear, the … Y12. Lower Units Video Area #1 of 4: Area 1 Area 2 Area 3 Area 4 Video is not visible, most likely your browser does not support HTML5 video. New SEI Mercury 3.0L Counter Rotation Stub Shaft Lower Unit 1.62 Gear Ratio. Our lower units are manufactured by SEI (Sterndrive Engineering Inc.), who offers a 3 year, fault free warranty. Reman and Rebuilt. This lower unit is for Yamaha 225 horsepower engine. Common practices in the industry include reusing critical wear parts such as cases, gears, shafts and bearings. SEI is the largest supplier of aftermarket sterndrives and outboard lower units in the world. SHO VF250. They build a complete MerCruiser outdrive as well as lower gearcases. $650.00 + $49.00 shipping. AFFORDABLE PRICING plus the piece of mind of a THREE-YEAR FAULT-FREE WARRANTY makes SEI the clear choice for many boaters. SEI Lower Unit for Mercury Optimax 200 225 250 HP with 3yr warranty, 15hrs with 10 of the hrs were for "break in" 20" shaft and 1.75 gear ratio. MarineEngine.com does not offer troubleshooting assistance or repair advice by email or by telephone. Df60 Df70 60hp 70hp Suzuki Outboard 4-stroke 20andrdquo Lower Unit Assy 1998-2007. Featuring tons of Suzuki Lower Unit available for sale this week. SEI make great alpha replacement units. We ship the units in halves only. Includes break-in instructions. It's a 20" drive shaft and 1.75:1 gear ratio. Df60 Df70. Mariners Warehouse is also your source for sales and installation of several yacht specialty products, including: lighted yacht graphics, and Extrun bow thrusters. Our lower units are manufactured by SEI (Sterndrive Engineering Inc.), who offers a 3 year, fault free warranty. The products offered include hydraulic pumps, trim cylinders, hoses, fittings, and other accessories. SEI Mercury Outboard Replacement Lower Unit Gearcase. Adjust RPM at idle to manufacturer's specifications.3. I have a 22 shearwater bay with a 250 and blew the lower unit last week just trying to get some insight to these aftermarket lower units vs a rebuild. Sterndrive Engineering, Inc. (SEI) manufactures a stern drive designed to replace Mercury Marine's MerCruiser®, Alpha One®, R, MR, Gen II and Bravo One® stern drives. On its 2nd oil change after break in, it is ready to go "plug N play" SE205 (Replaces Most 3 & 4 Cylinder Mercury Outboards) Often SEI is asked about the quality of our lower units and how the company is able to offer such a product at a fraction of the OEM price. Mariners Warehouse is also your source for sales and installation of several yacht specialty products, including: lighted yacht graphics, and Extrun bow thrusters. SEI Yamaha V6 Outboard Replacement Lower Unit 1.86 20" Sterndrive Engineering. SEI also offers a complete line of hydraulic parts compatible with MerCruiser® Sterndrives. YAMAHA F150 HP, 2004 - 2015, 4 Stroke. All reference to their trademarks and trade names are the property of the respective owners. Shop Suzuki Lower Unit. They build a complete MerCruiser outdrive as well as lower gearcases. What you should know. Johnson / Evinrude OB Shafts ... fishing line, impact, neglect, and other abuse. 1972-1990 Up to 300 HP. Why select SEI reduce models? found some reviews on the internet but most sound like pissed off customers would like to see if there is any happy SEI lower unit owners? Y10. Eliminating the middleman reduces SEI's costs and these savings are passed on to the customer. Justin Webb is the General Manager of SEI and was previously employed by Konrad Marine and GLM. Johnson / Evinrude Complete Lower Units. Yes, although if you have an inline engine, you will need to check the length of the input yoke. All gears are replaced with 100% OEM components for the best performance, quality and life of your unit. Since it is acknowledged that these particular units are constructed in Clearwater, Fl. Sterndrive replacement sells lower units for the Mercruiser alpha one generation II at the lowest price on the aftermarket. While our Yamaha runs great, that’s a lot of money to spend on a 10-year-old engine, since a good used one costs about $5,000. Grab your engine model and serial number and get in touch with us here at MarineEngine.com. ... fishing line, impact, neglect, and other abuse. 73 Get it as soon as Fri, Jan 29 First, you can pick quality remanufactured lower units made with quality OEM parts OR you can choose Brand New aftermarket gear cases for some Mercury, Johnson and Evinrude Outboard Motors and Mercruiser Alpha One, Gen II and Bravo One I/O motors. Eliminating the middleman reduces SEI's costs and these savings are passed on to the customer. Ride the Roller Coaster through our Lower Units and Stern Drives! Yamaha Complete Lower Units. SEI Lower Unit for Mercury 70-115hp 4 Stroke Early Models. Gearcase assemblies are shipped without oil1. Yamaha OB Shafts. Thanks for your interest in SEI. $899.00 + shipping. I would have given it 5 stars but the black paint chips off around edges over the years, not the first to report this. Our Bravo One replacement lower units comes with a three year fault-free warranty and they are rated up to 425 HP. Why Buy SEI Yamaha Lower Unit? SEI makes a new replacement lower unit gearcase for Johnson, Evinrude, Mercury and Yamaha outboard motors. Proper shift adjustment is essential.4. Lower unit shifts in forward, neutral and reverse. Has anyone bought and used an aftermarket SEI lower unit. Fill unit with manufacturer's required gear oil to recommended level.2. V6 Yamaha 4 Stroke Lower Units. SEI makes a new replacement lower unit gearcase for Johnson, Evinrude, Mercury and Yamaha outboard motors. SEI's Lower units are assembled at our factory in Clearwater, Florida. Mariners Warehouse is also your source for sales and installation of several yacht specialty products, including: lighted yacht graphics, and Extrun bow thrusters. Then a friend of ours told us about SEI, a company in Oldsmar, Fla., that sells outboard and sterndrive lower units. Consequently, premature failures are common. Core Policy. The lower units created by this provider are fully compatible and interchangeable with Mercury, Yamaha, and Johnson Evinrude. New SEI / Johnson / Evinrude 1992-12 90-140 HP V4 Large Hub Outboard Lower Unit. Use the links below the slide show to zoom in. Y20. A refundable core charge of $300 f or all Yamaha Lower Units will be added to your cart. Featuring suzuki lower unit in stock and ready to ship today. Reman and New Warranty. SEI's outdrives are not remanufactured, they are entirely new. Warranty. SEI's mission is to make owning, operating, and maintaining a sterndrive or outboard lower unit more affordable. SEI Marine Products Lower Unit Gearcases. This is a replacement SEI lower unit that failed during warranty and was sent back for repairs. You will receive two parts to join.

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