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Value of new parts installed in rebuilt 800 series lower unit $1443.35 (as listed below) Value of new parts installed in rebuilt 800 series upper gearcase $1590.00 (as listed below) 987670 (OEM BRP) 800 outdrive forward / pinion gear set with bearings $799.89. 22625 Clutch dog OEM 337774 $95.89. 22910 Forward gear bearing OEM 389039 $64.95.SEI Marine products including aftermarket Mercruiser Alpha One and generation 2 outdrive boats. Have a new aftermarket OMC Cobra and OMC 400/800 parts for lower unit gear case. Upper - lower units gear-case are OEM outdrive replacement for both Mercury and Johnson / Evinrude. We carry all inboard-outboard upper gear case gear ratios for ...You can work out the overall for each combo. I don't think 4.3 upper or lower in combination with 2.3 gearcase will get you anywhere close. If this is a 15 foot boat with a top speed in the high 50's, you can probably use a 3.0L drive. If it's a 17 or larger hull, you need the 2.3 upper and lower probably.It is easy to find cheap old houses in Alabama. To find these homes, consult your local real estate agent or attend cheap house auctions during sheriff's sales, tax sales and other...Buy OMC Parts. Call Us. US Boatworks stocks over 2 million new and used boat parts to meet all your needs. When you place your order online, save up to 25% off retail prices. Use our OMC outboard motor parts finder to view engine drawings to find the manufacturer part number you need. Select that part and place it directly in your shopping cart.When you go shopping for sheets or linens, you'll often see "100% Cotton," "Egyptian Cotton," and other terms used to sell you on the quality of the fabric. They can be confusing a...Oct 3, 2013. #6. Re: 1977 Sea Ray 351w 235 OMC Outdrive Installation/tilt if you can crawl back to the inside of the transom, right along beside the engine, you can do it. The tilt motor is located slightly below and behind the rear intermediate housing mounts. Due to the construction of your particular boat, YMMV.Jul 7, 2009 · Re: Swap an OMC outdrive with Mercruiser? as suggested, if you find a complete mercruiser setup, it makes life sooo much easier. i'm in the final stage of the same swap, omc cobra to mercruiser. bought a donor boat for few hundred, swapped everything over. still alot of work, but very doable.9. January, 2023. I recently purchased some marine parts from Marine Spares UK in Poole, Dorset and I was extremely impressed with the level of service that I received. The staff were knowledgeable and helpful, and the parts were exactly what I needed to get my boat back up and running. The prices were also very reasonable and the shipping was ...OMC I/O & Inboard Engines & Outdrives. Stringer 800 outdrive oil recomendations? Thread starter rebelscout; Start date Jul 6, 2012; R. rebelscout Cadet. Joined May 16, 2006 Messages 6. Jul 6, 2012 #1 Im working up the nerve to take the boat to the lake tomorrow for the first time, but want to change the oil in the drives and do a preasure check ...Lookup 1986 OMC parts for your 2.5 L to 5.7 L stern drive and buy from our large online inventory. Go (800) 209-9624 M-F 9-5 ET (800) ... OMC stern drive and OMC outdrive. Choosing the Correct Parts. Your OMC model number is the key to finding the correct parts for your motor or outdrive. Model numbers are usually found on an ID tag. The model ...1977 OMC Stern Drive 190 Engine Specifiations not available Service Manuals. Service Manual 0981603. Other Literature. Parts Catalog 0981357. Accessory Parts Catalog 0173307. Owners Manual 0981494. TOP SELLING ITEMS FOR YOUR 1977 Stern Drive 190 [ 990231G ] Johnson/Evinrude, OMC. Alternator Bracket 0907798.OMC Cobra Sterndrive Identification. added October 3, 2019 at 8:11 PM updated October 3, 2019 at 9:19 PM. OMC Cobra Sterndrive Identification. BRP Marine OMC Cobra Sterndrive Identification. OMC Cobra Sterndrive Standard Production Models. ENGINE HP DISPLACEMENT LITRE / CID. CYLINDERS TOOTH COUNT YEAR; 2.3 Litre: 120: 2.3 / 161:Sierra 18-2613 OMC Cobra Sterndrive Outdrive Gasket Set. For Use On All OMC "Clutch Dog" Cobra Sterndrives 1986 - 1993. Not For Use On King Cobra Sterndrives. Sierra replacement parts are manufactured to meet or exceed OEM requirements. Kit Includes: Interchangeable with: California Residents: WARNING Cancer and Reproductive Harm - P65Warnings ...416-752-7278. Uline box 26 X 26 X 8 inches. The OMC outdrive lower unit (Cobra, 400/800 and electric shift Stringer) models will fit in a 26″ x 26″ x 8″ or a larger box. These boxes can be purchased at most UPS stores and Home Depots. A double walled box is preferred due to it's strength, but a single walled box will work just fine with ...OMC Cobra outdrive 3.0L in line 4 cylinder model 985268 Bayliner Capri. Up for sale is a used OMC Cobra outdrive that is for the 3.0L inline 4 cylinder engine. It turns smooth and shifts as it should A new water pump impeller should be installed. Removed from a 1988 Bayliner Capri. Model 985268 Serial T0546923 Ships insured. Local pick up is ...Lookup 1972 OMC parts for your 100 hp to 245 hp stern drive and buy from our large online inventory. Go. important_devices: Order online, get free downloads* ... OMC stern drive and OMC outdrive. Choosing the Correct Parts. Your OMC model number is the key to finding the correct parts for your motor or outdrive. Model numbers are usually found ...Value of new parts installed in rebuilt 800 series lower unit $1443.35 (as listed below) Value of new parts installed in rebuilt 800 series upper gearcase $1590.00 (as listed below) 987670 (OEM BRP) 800 outdrive forward / pinion gear set with bearings $799.89. 22625 Clutch dog OEM 337774 $95.89. 22910 Forward gear bearing OEM 389039 $64.95.Johnson boats were built in 17 foot (1962-1966), 14 foot (1966-1968), 16 foot (1966-1969), and 19 foot (1966-1969) lengths. The OMC/Johnson 17 Deluxe above was designed by Harry Hillman was also a tri-hull design. The center hull provides extra lift; at speed it was a three-point suspension hull, riding on the sponsons and an after-plane.Oct 8, 2013. #2. Re: are all omc outdrives the same? The drives are all the same they will all swap. But the gear ratio is different in all the drives. The lowers on the v-6 and v-8 are the same. The 3.0 is too small (lower)The 4.3 upper will work. The gear ratio is different for the different drives.Captain. The lower gearcase uses the same seals, mount bolts and "O"ring as an outboard. Drain the oil, remove the 4 cap screws in the cavity. You will probably need a slide hammer to pull the seal retainer out, after that remove the seals and replace them along with the small "O" rings under the cap screws and the large "O"ring.Re: OMC Outdrive Problem after sitting for 7 months You will want to have the 2 tools that help you adjust the new cable. Amazon.com: Omc Cobra Shift Cable Adjustment Tool / Alignment Kit 914017 915271: Sports & OutdoorsThe biggest problem with OMC is that they went out of business in 1998. That means that any boat with an OMC is old, and possible rotten. Meaning that you are buying a bad hull. Technology wise, a merc isn;t much advanced as an OMC, the problem being that parts availability is difficult.Hi everyone, After reading so many posts from Iboats regarding how to change the gear oil/fluid in a Cobra OMC outdrive, I decided to get to work and do it in my new (to me) boat. My boat is an 89 Bayliner 1950 Chevy engine. Let me throw a disclaimer that I am not a certified marine mechanic...Re: Identifying OMC cobra outdrive. He has an SX Lou, the numbers told the story. It's actually easy to tell at a glance with the product number (spec number is what volvo calls it) OMC used numbers starting with 98 and were 6 digits long. 98XXXX. The SX models all start with a 386 and are 7 digits long. 386XXXX. C.OMC Cobra Sterndrive 2.3L-5.8L outdrive Workshop Service Repair Manual Download Now OMC Cobra Stern Drive Sterndrive 1986-1993 Repair Service Manual - IMPROVED - DOWNLOAD Download Now Omc Cobra Sx Dp-s Duoprop Stern Drives 1994 - 2000 Service Download NowDescription. Item Details. For use with Stringer 800 Series sterndrives 1982-1985 (this is a fully mechanical shift model) in 1984-1985 Paint colors. Compatible with V6 & V8 800 series gearcases paired with 3.8L 170hp, 4.3L 175hp, 5.0L 305, 5.7L 350 260hp. No leaks or bad seals found after pressure testing.A good used 400 or 800 series outdrive, with a shift cable, pressure tested with a new water pump kit would sell for $2000 to $3000 at any reputable shop. Find out if your engine and/or hull is any good first. Get off the internet and go drill some holes in the floor. G.Feb 18, 2010. Messages. 3. Feb 18, 2010. #3. Re: Leak on OMC cobra outdrive. It appears to be coming close to where the hydraulic lines go through the transom. If you are looking at the transom from inside the boat, it is leaking to the right of the water inlet for the raw water pump.SEI outdrives are new-manufactured outdrives made to replace your factory drives, at a fraction of the cost of a new OEM sterndrive. SEI makes upper and lower outdrive replacements that are a match for most MerCruiser outdrives, even a MerCruiser conversion kit for some older OMC Cobra sterndrives. These replacement units come with a 3-year ...Introduction and History. When some critical Volvo patents expired, Outboard Marine Corp. redesigned their sterndrive product and named it the "Cobra." This sterndrive was mated to many different engines, and was routinely installed on a wide variety of boats. The first Cobra shipped in 1985.It looks like there are a number of variations on the transom plates. What I found over the last few hours is that the stainless strap at the top goes to the steering arm. So I have that hooked up now. I found that by Google image search of "OMC Cobra steering arm" and this came up as my clue: There is the stainless strap.1990-1995 OMC King Cobra $ 4,295.00 Add to cart; OMC 400 Stringer $ 3,595.00 Add to cart; OMC 800 Stringer $ 3,495.00 Add to cart; OMC Cobra $ 2,695.00 Add to cart; OMC Electric Shift rebuilt outdrive $ 3,595.00 Add to cart; OMC King COBRA 88 & 89 $ 3,495.00 Add to cart; OMC-Cobra Counter Rotation Units $ 3,195.00 Add to cartDrill down to the year, horsepower/liter, model number and engine section to get an online inventory of original and aftermarket OMC boat parts. We carry parts for OMC inboard, OMC stern drive and OMC outdrive. Choosing the Correct Parts. Your OMC model number is the key to finding the correct parts for your motor or outdrive.See www.sterndrive.info for 400/800 rebuild pricing. Outdrive can be rebuilt using your gears or complete rebuild with new gear set.Most people have old ball gear welded up and grounded with new seals installed. OMC parts drawings 400-800 Stringer outdrives. OMC 400-800 stern drive upper gear-case. That is ball gear drive for outdrive years 1972 to 1985. (non press on type). OMC press on ball gear conversion upper gearcase. Tech support for all OMC outdrives.While Google is letting users test out Android 10 through a public beta program, it’s not going to be for everyone. If you updated to the Android 10 beta build and find your device...This shows where the shift cables come in from the fly bridge and lower helm and go out to the outdrive with a single cable. The original OMC cable was replaced with a 7' Morse cable. You will need a minimun of 1-1/4" of throw on each side of neutral in order to shift the new drive. You can just get it with the new cable.Medicine Matters Sharing successes, challenges and daily happenings in the Department of Medicine Nadia Hansel, MD, MPH, is the interim director of the Department of Medicine in th...Zinc For OMC Outdrives & O/B. Johnson & Evinrude Outboard Anodes - Zinc. Fits: 1984-present Material: Zinc. Zinc for omc outdrives & o/b UPC: 836758003129 395780 Camp Zinc 70-395780 CAM 395780 01-5030Jun 29, 2011. #1. Ok so heres the deal, I was out on my 1988 Galaxie Works boat its has a 4.3l GM motor with a OMC Cobra outdrive, I noticed a milky white gear oil in the bilge and had a very distinct burning smell coming from the drive. I immediately pulled it out of the water to get home and drain the upper and lower unit oil to find chunks ...Product Description. Engine Alignment Tool Compatible for MerCruiser Sterndrives including Pre-Alpha "R", Alpha One "MR", Generation II, all Bravo's, Volvo SX and OMC Cobra. This Tool is similar to P/N 91-805475A1 which used to be P/N 91-57797A3. Tool is made from high quality 1045 Steel. Alignment Tool Comes Without Black Oxide Coating.Sep 8, 2010. #15. Re: What type of Oil to use in OMC Stern Drive. Use either OMC Hi-Vis lube or 90wt gear oil in the upper gearcase, and OMC Premium Blend or Type C ONLY in the lower. You could use the type c in the upper but it's not necesary, but if you use other than Type c or PB in the lower you will have shifting problems.Our Outdrives are generally in stock for quick availability; while also saving you money over the cost of a new drive. Read The Warranty Click Here If you have any questions about our sterndrives please take a moment and contact us as we are happy to answer any questions about our drives you may have.As Bill said, in 1978 this would be an OMC Stringer Drive. The conversion kits (Merc, SEI or Volvo Penta SX) are for the OMC Cobra drive. Since there is no need for one, many of the Stringer Drive boats did not incorporate a structural transom. If you retro-fit this boat with a Stern Drive, the transom must become structural, and the opening in ...Call Us Now. Call or Text Us: 913-342-0011. Shop new or rebuilt lower units, gear cases, and outdrives here. We have boat parts for Mercury, Johnson, Evinrude, Mariner, Force, OMC, Mercruiser & Volvo.I am new to the board, came on to do some research about purchasing a 30' 1988 Doral Prestancia c/w twin 4.3l OMC's. approx. 1100 hrs.Before going through the process of offering sea trials surveys etc. I am looking for advise on whether this is a reasonable boat to be purchasing considering the...The OMC stringer drive had a bad reputation for being prone to breakage and being hard to repair. It was not that OMC could not build a good drive, but they did not want to get involved with patent infringement. The ball gear design was inferior to the u-joint drive, and the balls gears would wear out after 200 hours.We stock remanufactured and new sterndrive assemblies for Mercruiser and OMC. All of our sterndrives include a full one year warranty & free core return (where applicable). Shop now.OMC Model Year Guide . OMC Cobra 1986-1998 . Model Number Year KWB, WXS 1986 ARJ, ARY, FTC, SRC, SRY 1987 GDE, GDP 1988 MED, MEF 1989 PWC, PWR, PWS 1990 RGD, RGF 1991 AMH, AMK 1992 JVB, JVN 1993 MDA, MDM 1994 HUE, HUB 1995 NCA, NCS 1996 EUC, LKD 1997 BYC, BYD, BYM 1998 ***The last 3 letters in your model denote the year of your engine. ...You can work out the overall for each combo. I don't think 4.3 upper or lower in combination with 2.3 gearcase will get you anywhere close. If this is a 15 foot boat with a top speed in the high 50's, you can probably use a 3.0L drive. If it's a 17 or larger hull, you need the 2.3 upper and lower probably. About Outboard Motor Corporation (OMC) Outboard MariJun 16, 2009. #1. I'm new to boatinOMC Electric Shift Rebuilt outdrive. All Gear Ratios

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As you shop for that perfect pair of headphones, you've probably found a few that sound great but make your head feel like its in a vice. Here are a few tips for making uncomfortab...Reassembled the housing and test ran the motor...no water flow from the exhaust (thru hull). Only a small weep from the weep hole on the impeller housing with strong water pressure. Checked the water feed hose from the outdrive, no kinks. Removed the feed line at the t-stat housing and back flushed and gravity drained the line so that tells me ...Expert rebuilt OMC Sterndrive Lower Units; Outdrives rebuilt by Certified Mechanics ... Trust in OMC: With a rich history of innovation and a commitment to excellence, OMC is a trusted name in the marine industry. When you choose a US Boatworks OMC remanufactured lower units, you're investing in a product backed by decades of expertise and ...OMC I/O & Inboard Engines & Outdrives. Difference between OMC and Chevy 350? Thread starter RTFA; Start date May 6, 2008; R. RTFA Recruit. Joined May 3, 2008 Messages 3. May 6, 2008 #1 I recently purchased an 87 Wellcraft 24 footer with a bad engine, Has an OMC 350 with a Cobra outdrive. Got her for a song and all she needs is a motor, outdrive ...12. Jun 28, 2005. #12. Re: OMC Cobra I/O Water Pump Problem. OK guys - here's the update. We have replaced the Impellar, the 2<br />lower seals on the lower gearcase and the thermostat on the engine. We<br />have also backwashed all hoses and cleaned the entire drive. The boat<br />runs well but it is still overheating with temps pushing 240+.1990-1995 OMC King Cobra $ 4,295.00 Add to cart; OMC 400 Stringer $ 3,595.00 Add to cart; OMC 800 Stringer $ 3,495.00 Add to cart; OMC Cobra $ 2,695.00 Add to cart; OMC Electric Shift rebuilt outdrive $ 3,595.00 Add to cart; OMC King COBRA 88 & 89 $ 3,495.00 Add to cart; OMC-Cobra Counter Rotation Units $ 3,195.00 Add to cartBuy from the largest online inventory of genuine OMC boat parts including discount aftermarket parts. New and vintage parts available at MarineEngine.com. Go (800) 209-9624 M-F 9-5 ET (800) 209-9624 M-F 9-5 ET. important_devices: Order online, get free downloads* Fast Trackable Insured Shipping. Menu ;Apr 16, 2008 · Twin OMC 5.7 with Cobra outdrives. I'v owned the boat for about 5 years. I have always used the OMC (J/E) Hi-Vis as gear lube. Two years ago, I had one lower unit resealed, and was going to buy the Ultra to put in, and the mechanic said I should use the standard Hi-Vis for that drive year (I'm not sure if he was recommending against using the ...Rebuilt OMC Electric Shift outdrive. Related products. OMC-Cobra Counter Rotation Units $ 3,195.00 Add to cart; OMC 800 Stringer $ 3,495.00 Add to cart; OMC CobraHello, I am having problems getting my OMC engine to start. I have a 1987 OMC Cobra - GM 350 V8 with a Mallory single point distributor. This engine is mated to the corresponding Cobra outdrive - complete with E.S.A. circuitry. The main problem started showing itself on my last outing, when it would run well for a while and then die for no reason.This is a rebuilt OMC 800 Stringer for sale – one of our Rebuilt Sterndrives. Which is a professional re-manufactured outdrives from the case up with OEM OMC parts or equivalent where required. Are you ready to i nstall a remanufactured stern drive from PowerBoatLimited.About Outboard Motor Corporation (OMC) Outboard Marine Corporation (a.k.a. Outboard Motor Company, a.k.a. OMC) was a maker of Evinrude and Johnson boat motors, Evinrude parts and many different brands of boats (Chris Craft, Lowe Boats, Princecraft, Four Winns, SeaSwirl, Stratos, and Javelin). The names Johnson and Evinrude were won by bid in ...8,972. Apr 3, 2009. #2. Re: OMC Cobra Outdrive Oil Change? The Cobra outdrive does have gear oil.It should be replaced every year and checked for water intrusion. You can use Mobile 1 75w90 GL-5 rated gear oil. I think that drive holds 64 ounces.Includes free shimming by our experienced outdrive technicians. Free technical support included with kit purchase. Complete rebuilt outdrives also available. Rebuild kit for V6 and V8 models $999.99. Parts included in our lower unit parts kit: #21610 bearing 387871 $43.89. #87656 Seal kit 387817 $61.89. #27720 Updated shift detent 915954 $57.89.Different Types of OMC Outdrives. A long time ago, there was an outdrive called stringer to outdrive. But later, the cobra outdrive came out and replaced the stringer outdrive. But sometimes, people might have faced some problems with the OMC cobra outdrive. For example, the OMC cobra shift adjustment is one of the OMC cobras …We stock remanufactured and new sterndrive assemblies for Mercruiser and OMC. All of our sterndrives include a full one year warranty & free core return (where applicable). Shop now.Aug 2, 2010. #1. In the OMC cobra outdrive's Ive had in the past, Ive always used gear lube marked "HI-VIS" as recommended in the OMC manual. But what exactly IS "HI-VIS"? a 75/90w gear oil? I'd really like to know what everybody else with OMC Cobras are using...especially any OMC King Cobra owners.Jul 8, 2004. #1. I swapped my stb. engine. When reinstalling the engine, I pulled the outdrive so that I could check the alignment. When attempting to reinstall the outdrive, it was extremely difficult to get back on the mount. It took three guys about an hour to finally jam it back on. <br /><br />I have NEVER pulled an outdrive before, so my ...An advantage is that the impeller in the upper gear case is very easy to change, and that is a common sterndrive maintenance job. Merc Alpha you have to drop the lower unit. Biggest disadvantage of the OMC Cobra is the bad rap becasue of the cable/shifting problems will lower your boat's resale relative to a similar boat with a Merc.Rebuilt OMC Electric Shift outdrive. Related products. OApr 28, 2004. #1. " I had a 1977 OMC 800

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Re: How strong is an OMC outdrive? Just talked to a shop here in town about out drive parts for a Cobra. Says parts will be gettin hard to come by in the not to distant future.Hi Folks. I pulled my outdrives off for the winter to have them cleaned and flushed over the winter as my port engine did not shift properly, ( sticking).. it was full of sludge and now shifts fine on the bench.. but the omc manual says to set the measurement for 7 13/64 in neutral to from the top of the shifter to the base plate ..Items not listed on our web site contact us for hard to find components. Please contact our order desk (416) 751-7326 for OMC boat repair parts, outboard motors and OMC repair video links not listed. Outdrive lower unit changes years 1967 to 1993. 1967 to 1977 Electric shift with oil pump 8 bolt swivel.Re: 1978 OMC 120 / 400 Stringer Tilt Motor replacement. The main reason for those motors going bad is usually water intrusion, usually the tilt gearbox will leak and then water follows the path to the motor, so when you change oil in tilt mechanism, make sure there is no water present. If there is water, go buy yourself a manual and a …GLM is the leader in aftermarket marine engine parts. GLM products are completely compatible and interchangeable with the OEM.Aug 15, 2004. #3. Re: Converting 1977 OMC Stringer electric to newer cobra drive. The biggest job will be making the transom strong enough to handle the Cobra/Volvo or Crusier mounting system. That means more than a wood plug to fill that big hole left after the OMC is gone. Talk to a shop that knows its fibreglass.OMC I/O & Inboard Engines & Outdrives. how to change impeller 800 omc. Thread starter chuck** Start date Apr 22, 2011; C. chuck** Recruit. Joined Apr 22, 2011 Messages 4. Apr 22, 2011 #1 do you have too unhook shift cables . superbenk Commander. Joined Oct 27, 2008 Messages 2,022. Apr 23, 2011 #2 Re: how to change impeller 800 omc ...The Power Of The OMC Outdrive. The OMC outdrive is a pretty old product, and many boat owners opt for newer outdrives like Volvo. Because of how old the OMC outdrive is, it's pretty incredible if the serial number remains legible. Regardless, it is possible to identify your OMC outdrive.The flat rates to tig welding aluminum boat lower units is $90.00. Trish can do 400 / 800 / Cobra upper gearcase tig welding do to frozen water or we have new units for years 1977 to 1993. Outdrives with broken skeg or lower unit aluminum top fin in most cases the sterndrive can be left together.OMC Cobra outdrive Stern out drive 1.51 ratio FRESH WATER 3868158. Pre-Owned: OMC. $5,000.00. $200.00 shipping. OMC Cobra Outdrive Complete 2.3 4 Cylinder. Ford. Pre-Owned: OMC. $340.00. $122.00 shipping. 1995 OMC COBRA - VOLVO PENTA SX 3.0 OUTDRIVE 1.85 FRESHWATER Upper Lower Unit. Pre-Owned: OMC.Sep 22, 2002. #3. Re: checking OMC outdrive gear lube. After the oil is drained put the bottom plug in then fill the case at the plug in the middle. No debate ,this is the way it is done because it rules out trapping any air in the drive.If you …Re: omc outdrive wont go up The clutch housing is normally filled with regular motor oil, but some guys here that have had problems with water leaking in have packed it with grease instead and it seems to work well. I still use regular motor oil in mine and it is fine.280 DP 280DP 290DP Alpha 1 Stern Drive Bravo 3 Bravo 3 2006 Bravo 3X bravo ii Bravo III Duo Prop mercruiser OMC OMC King Cobra 1990 Outdrive out drive Out Drives outdrives reconditioned Alpha 1 reconditioned Bravo 1 reconditioned King Cobra Remaned 800 remaned Alpha 1 remaned Bravo 1 remaned King Cobra Remaned Stringer stern drive Sterndrive ...Includes: Gimbal Bearing 3853807. Seal 3852548. Outdrive Gasket 911836. Outdrive Seal 911823. (2) O-Ring 911851. Fits OMC: "Clutch Dog" Cobra Sterndrives 1986-1993. Will not fit the King drives.Lookup 1987 OMC parts for your 2.3 L to 7.5 L stern drive and buy from our large online inventory. Go (800) 209-9624 M-F 9-5 ET (800) ... OMC stern drive and OMC outdrive. Choosing the Correct Parts. Your OMC model number is the key to finding the correct parts for your motor or outdrive. Model numbers are usually found on an ID tag. The model ...SEI outdrives are new-manufactured outdrives made to replace your factory drives, at a fraction of the cost of a new OEM sterndrive. SEI makes upper and lower outdrive replacements that are a match for most MerCruiser outdrives, even a MerCruiser conversion kit for some older OMC Cobra sterndrives. These replacement units come with a 3-year ...Re: Identifying OMC cobra outdrive. He has an SX Lou, the numbers told the story. It's actually easy to tell at a glance with the product number (spec number is what volvo calls it) OMC used numbers starting with 98 and were 6 digits long. 98XXXX. The SX models all start with a 386 and are 7 digits long. 386XXXX. C.1990-1995 OMC King Cobra $ 4,295.00 Add to cart; OMC 400 Stringer $ 3,595.00 Add to cart; OMC 800 Stringer $ 3,495.00 Add to cart; OMC Cobra $ 2,695.00 Add to cart; OMC Electric Shift rebuilt outdrive $ 3,595.00 Add to cart; OMC King COBRA 88 & 89 $ 3,495.00 Add to cart; OMC-Cobra Counter Rotation Units $ 3,195.00 Add to cartMay 27, 2013. #20. Re: Please rate OMC outdrives. Everything that has ever gone wrong with my drive has been completely my fault as a novice boater. Ran the drive into a rock and cracked the upper gear case, requiring replacement gear case to the tune of $700.Pressure/Vacuum Testing an OMC Cobra Outdrive The following is a description of tools and components used to pressure/vacuum test an outdrive for leaks and freeze cracks. Test Fixture: Pressure gauge (0-100 PSI well water gauge) $8.00 ¼ x ¼ x ¼ NPT Pipe Tee $2.00 ¼ NPT to 3/16 or ¼ Barb Fitting $2.00 ¼ NPT x 1 Pipe nipple $1.50re: omc outdrive 1988 yes i had the same problem with mine and it was the spider gears is wore out. the gears is located behind the outdrive just raise the outdrive all the way up and look above the exast port and check the two gears if they are wore a lot this causes the vib and noise hope this helps.<br /><br /> bodine56Well, there are a few steps you can follow to get it done properly. The first step is to take measurements. Then check on the guide tab. The next step is to adjust the screw. Do make sure the alignment is precisely maintained. Thus you can make adjustments with the cobra cable.Here is one that I could use some help with. I have a Caravelle 18' with 150 hp 4cyl OMC motor and a OMC outdrive, there is a problem with getting it into gear, it will not go either forward or reverse, what should I check?please post a picture of the '87 stringer as the company quit making them in 1985 when the cobra outdrive came out for 86. then again, stranger things have happened. However if you have ball gears, then you definately have a stringer. ball gears and steering are not related. the tru-course steering is visible underneath the outdrive top cap.OMC and Volvo have agreed to supply parts to each other, but OMC has left the sterndrive business. OMC continues to purchase SX and DP drives for boats produced by OMC subsidiary companies. OMC went bankrupt in December 2000. Bombardier has purchased the outboard business and the Evinrude and Johnson brandnames. OMC I/O & Inboard Engines & Outdrives.