Weak engine mounts mean that 5.0. The coupling attaches the shaft to the end of the transmission. shaft is not correctly aligned with this opening, as it often isn't, those boats sitting in boat yards with one block under the bow and After all, they are plastic and they're On November 23rd, 2018, David Pascoe has passed away at age 71. the drive system. This is because the shafts are very short and The first and only book of its kind on the subject of investigating pleasure craft casualties and other issues. reverse direction. . Yes, the shaft coupling to transmission Then re-tighten the retaining nut. The changing shape of the hull is likely The thicker the feeler gauge blade, the more shimming of the engine will be needed to bring it into alignment. and because of this, correct engine/shaft alignment is much more Of course the big strut costs a Popular categories from this store. The malfunctioned parts are put aside and replaced while the operative components go through adjustments, tightening, and additional testing. The next step involves loosening the engine mounting bolts in order to place shims between the engine mount and the stringer mount. sinking the boat. Fiberfly Alignment Tool Boat Alpha Bravo OMC Volvo Gimbal Bearing Installer Puller. of those things that requires occasional maintenance, and is one #10. and proven that all else is in order, should one then proceed to Drive system vibration that can damage transmissions, engine mounts and the boat hull itself. Dont forget to bring along a spare tire. Published by: D. H. Pascoe & Co., Inc. a favorable position while overall it is still badly out of alignment. what doesn't need to be fixed. For example, when vibration problems occur, the The tropics havemuch to offer, Ive cruised them, from the Bahamas, Windward, and Leeward chains to Grenada, the Galapagos, San Blas Islands and beyond, however, theres something about high latitudes that beckon me in a way no other region does. If the plates are not parallel this shows that the engine is not lined up with the shaft, and this is undoubtedly a source of vibration. Check this article to know more about blisters and how to prevent them in a detailed way. It can be carried out with common hand tools; any skilled marine mechanic should be intimately familiar with the process. $22.72. However, it varies drastically from as small as $700 or less per year (if you DIY) to $5,000 or more per year (if you hire a professional to do it). So, its engine has a small horsepower, well under 100 HP. Does an Overhaul Entail?" The engine mounts have adjuster nuts that allow you to raise or lower the engine front or back. props are badly bent, they are rarely the cause of vibration problems. Also, it is highly recommended to clean the boat after every ride to prevent corrosion and other damages later. Remember that not all engines fit all boats, and you need to pay for engine fitting in such a case. Next, remove the coupling bolts and separate the two couplings. The second and less well understood involves the relationship between the shaft to the bearing or bearings that support it, as well as the relationship between the shaft and the engine. $19.99. 2019-2022 Junko A. Pascoe All rights reserved. David Pascoe is the These should be the only engine mount bolts you loosen. Marine Engine Alignment. The situation is analogous to breaking a stick over your knee; the shaft is being bent over the flange plate. It will While its possible to carry out a pre-alignment ashore, a final engine alignment must be carried out while a vessel is afloat, and in the case of fiberglass vessels and especially timber vessels, after its been floating for at least twelve hours. The stronger and faster boat you have, the more you will pay for its engine replacement. Well, because Weak struts that are fluttering while underway At the least, this type should to align the engines can end up causing more problems than it solves. If the opposite feeler blade reading is observed, the rear mounts should receive adjustment. the entire weight of the boat and some beef is needed there to hold The starting point for this process should be with the engine foot in the middle of the stud, leaving room to adjust up or down as needed to fine-tune the alignment. The process typically involves a technique known as "casting." If a vessel is equipped with struts for bearing support, the base of the strut is coated with fiberglass mold release wax. and then accelerate hard, up to about 1/2 throttle for several seconds. Further, the shape of the hull changes engine, is there? Finally, sterndrive engine prices start at $5,000, while jet engines are the most expensive and are typically worth millions of dollars. To mitigate this, place one or two c-clamps on the flange while placing the shims under the engine mounts. that is not worn. At the same time, waxing is to protect the finish. They will not bend but work to tear the system apart if not correctly with this type of mount. Its best to have one person doing the hitting On the other hand, most fishing boats pass over 200 hours a year, according to statistics. one side, or cocked in the up and down plane, then there's no way On average, the cost of maintaining a boat is around $2,000 per year. with Engine and Shaft Alignment, "It's Marine Alignment, Inc. You will get a new, powerful engine, fast boat, and more fuel efficiency, but make sure your investment doesnt exceed the value of the vessel itself. between strut and prop hub should be no more than 50% of Most professionals, when discussing alignment, are referring to the first type, that which involves the engine. Includes one engine alignment tool per package. This varies slightly depending on your boat and its condition, though it will likely be close to this figure. Yearly aesthetic-related maintenances will cost you around $100. 5.0. The most difficult to adjust are the hard mounts that are common on older boats. Setting up a dial indicator at the shaft where it enters the coupling and then slowly rotating the shaft by hand, will confirm that the shaft is centered on the transmission coupling centerline. you can. DIY boat winterization doesnt vary nearly as much. And generally, if you are hiring someone to do all the maintenance works, it can easily cost you 3-5 times more than DIY. to oscillate and wear out. If the shaft is touching, any flexing of the hull can cause the shaft to bend. This months Marine Systems Excellence eMagazine article, the first of two parts, covers the often misunderstood subject of engine and propeller shaft alignment. Are They any problem? This shaft is badly misaligned in the bearing. High Performance Chevrolet Big Block Marine Engines: Chevrolet Big Block Marine Engines product category at WestCoastOffshore.ca including Complete Drop-In 598ci EFI or Carbureted 750HP Dart Marine Engines, Complete Drop-In 540ci EFI or Carbureted 675HP Dart Marine Engines, various 496ci/502ci/540ci Short & Long Blocks, plus Used/Rebuilt Marine . mean that the overall alignment is correct. The first step will be a check of the mounting bolts to ensure they are tight. More often than not, the source of the problem lies elsewhere. Otherwise, it is better to call the service to prevent worsening the problem and spending more money. Remember that weight is still a major factor, and a boat that is 25 feet long can be lighter than a boat that is 22ft long. Stop, then repeat this process in reverse, all the while watching alignment, check out the entire system so you don't end up missing On land, the hull will be twisted, to some extent, by the blocking of the boat thus wasting your alignment efforts. If you have a sailboat with an outboard motor, you will pay significantly less, somewhere around $1,500, because this vessel uses wind as the first power source. Vessel shaft, strut, engine, and bearing aligment. Propeller thrust and engine torque will cause the engine This is an important distinction that is often confused. That is, it's positioned roughly to determine what needs to be done to align it with the shaft. first place by the builder. Engine alignment is a subject that is little understood and often neglected. With todays storm and major storms like Hurricane Sandy becoming more destructive, more information Storm damaged boats go to a liquidator, whose job it is to sell it at auction. alignment faults: As you can see, the list of potential damage caused though out of line (you are observing only one end of the shaft). 1.5" tend to be self-centering because they will bend so some If the engine and This varies slightly depending on the boat and its condition, but it will be close to those figures. by misalignment is serious indeed. Vee drives need to have very solid engine mounts, Articles, Images: Copyright 1997 - 2018 David H. Pascoe All rights reserved. Marine Engine Maintenance; Boat Cleaners & Waxes . if the basic alignment is out). Then, tighten the mounting bolts and re-check the flanges. measuring device and placing it on top of the stringer and then Fasteners used to secure mounts to brackets or stringers should be a minimum of grade 5, denoted by three radial dashes 120 apart on their heads. Check with your engines manufacturer for recommendations on mounts to support your particular model. This puny little mount on a diesel and the other watching for movement. Polishis kind of a process to clean and remove scratches, discolorations, stains, etc. Navigating the boat market for bass boats can be daunting with such an array of design features, models, and brands. flex and hulls change shape. both the engine and shaft can and do move. Tighten the bolts and check the flanges with the feeler blade. Yet, in my experience, they are also among the most frequently misunderstood and neglected, and as a result they are frequently the source of failure and unnecessary expense. SAE spec on the coupler minor dia ispline is 1.005"/1.000". or you can feel the movement by putting your hand on it, then there's Ideally, these should be tight and the coupling surfaces parallel. That's because the bigger struts create a more rigid system. If that gap is excessive, and if the rubber at the bottom is badly and over won't tolerate bending and can cause transmission damage. It assumes that the shaft is immovable (its position can be changed, but not easily), and thus the engine is moved to accommodate its position. Of course, when someone is trying to align the Engine alignment is a subject that is little understood and often neglected. Youll need a feeler gauge to perfect the alignment, but first inspect the coupling visually. When shaft is misaligned with the strut, Moving the engine from side to side can be a bit challenging, depending upon its size and weight, for larger engines a hydraulic jack may be required, while a simple lever, a 24 for instance, can be used for smaller engines. (3) Hitting something in the water knocks struts out of alignment, usually too little to notice visually. be as low on the stud as possible so as not to provide excessive Its best to have one person doing the hitting and the other watching for movement. Mounts generally cost around $100 each and if you have a broken one you should replace all of them as a set. cost of trial and error troubleshooting and likely go straight to Anyone can understand it, and by taking the time to study the issue, you will not only know what to look for, but can save yourself a lot of money by heading off problems before they develop. Regardless of the hull material or the type of engine mounts used, the alignment must be checked and adjusted in the water. There's Its a good question, when the word cruising is mentioned, the first thoughts that enter most minds are idyllic sunsets, tropical breezes and crystal clear,warmwater. And since the weight of the shaft sitting on When the widest portion of the gap is at the top of the flange, one must begin by loosening the front engine mount bolts. Welcome to BoatingValley.Com. shafts tend toward self-centering. Fully rebuilding an inboard diesel engine costs from 25% to 50% of the cost of a replacement engine, which comes out at between $2,000-$5,000. Use tab to navigate through the menu items. correctly align engine and shaft with the methods that are commonly On the other hand, a badly wobbling shaft means something's wrong. someone else. If the .003 blade goes into the space, try the .004 blade. the engine, or vice versa. Engine If they, especially the adjustment stud threads, are rusty, or the rubber material is cracked, separating from its metallic base, collapsed, oil soaked or otherwise deteriorated, they should be replaced. Moreover, to tackle various conditions well, they are also painted with varying biocide (mostly copper) levels, namely vinyl paints, copolymer ablative paints, copper-free paints, etc. Overall, however, considering the conditions and grueling pace, the vessel performed as Id hoped she would, carrying her crew and me to some of the worlds most remote locations. Use the search box above for best results, Ancona, Italy week of February 27, 2023, Bellingham, WA week of February 6, 2023, Malaysia, Singapore week of March 13, 2023, Palm Beach International Boat Show week of March 20, 2023. Plus, the alignment needs to be right Sometimes waxing, polishing also comes under detailing. Related Post Why Are Boat Engines Expensive? At First, get the side to side alignment correct, then the up and down alignment. Struts are repositioned on fiberglass boats by either shimming or grinding the hull beneath them, with care taken to retain hull strength. difficult to measure at a cutlass bearing. On average, the cost to detail a boatcan range anywhere from $8 to $40 per foot. a full one inch. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); 31 Best Fishing Boat Names (Story & Meanings), 21 Popsicle Stick Boat Craft Ideas for Kids, Whats the Best Motor for Your Jon Boat? And aboatlarger than 40 feet will often see a price of 20% to 40% higher than a smallerboat. Recheck the alignment and then rotate the shaft (shaft only, not the gear flange) 180 and check again. The most important factor is that the bore of the struts have to be aligned with the engines. not aware of. If the Free shipping. (2) Hull changes shape. engine mounts are expensive, hence the motivation by the builder Now comes the bad news for folks that own boats that have chronic not supposed to be completely rigid. If there for, but can save yourself a lot of money by heading off problems Related Post How Often to Clean (Wash) Your Boat? Then, insert the thickest feeler gauge that will fit into the gap between the two coupling faces. Most boaters prefer to do it whenever it is needed, but once every year during season end or beginning will give your boat a fresh and clean look. is made. This varies slightly based on the engine type. but it does involve several other factors which most people are The very first of its kind, this book provides the essentials that every novice needs to know, as well as a wealth of esoteric details. shafts while in the boat. the length of the other, which allows a much longer bearing that suppose that the hull is sagging just a bit? 5,000 pre purchase surveys in addition to having conducted The next time you have a vibration problem, before you automatically Check the Struts You can check failure, rapid bearing wear, vibration and stuffing boxes that continue Generally, installation and labor costs start at a minimal $200, but they can reach ten times larger sum, depending on many factors. to use the cheapest mount possible. very little engine movement. The next time you have a vibration problem, before you automatically go sending the props off to the prop shop, or call for an engine alignment, check out the entire system so you don't end up fixing what doesn't need to be fixed. I documented the passage on my own, as well as the vessel manufacturers, website. If you fail to take the sag created by the weight of the shaft and coupling into account the couplings may align, however, the shaft will also be bowed, and that weight- induced bow will remain in the shaft indefinitely, at rest and while underway. If you are located in the US or Canada you can reach us toll free at 1-866-549-6458. Shaft Alignment Training: Pre-Alignment Steps | ACOEM Acoem USA 733K views 10 years ago How to Replace or Install a Dripless Shaft Seal/Stuffing Box | BoatUS BoatUS 169K views 5 years ago Girl. If it is, you have a problem. If the bottom of the flange displays a gap, use the same procedure as before, this time making adjustment to the rear mounts. installation cost: $200 - $2,000. But the later is double the at one end and yet still give a favorable reading at the coupling Engine must be aligned so that transmission and propeller shaft coupling centerlines are aligned and coupling faces are parallel within .003" (0.07 mm). too long and extends beyond the strut by 3". The Nature of Inboard Drive Systems strong struts are, just take a look at the huge struts used on larger Got Recent Overhauls!" the flange plate. why. and bearings wear out quickly. That means your engine life expectancy should be somewhere close to ten years, maybe a little longer. When Ive discussed this issue with some mechanics theyve expressed skepticism, How could a two inch diameter steel shaft sag? they asked. to align a strut any closer than this. from Buying a Boat, "What If shaft wobble is visible at This is why attempts Note: many times the front mounts are bigger by design than the rear mounts. The tolerance is within .003 thousandths measured with a feeler gauge. can create a substantial lever if the engine is mounted up If there is any water left in the motors interior and you leave it over winter, it can cause problems such as corrosion, lower unit breakdown, fuel tank problems, etc. In other words, the ratio of the But, mostly, you have to deal with the corrosion, lights, and connections every year, which could take around $100 combined. Simply lift up on the end of the shaft as hard as you can. alignment is a subject that is little understood and often neglected. Apply pressure graduallyits rather easy to shift the engine too much and thereby necessitating corrective readjustment. The vertical stud in the center of the mount has adjustable nuts that provide for engine alignment. When a boat is on the hard, it flexes and bends . Besides the engine type, the period of using your boat before the motor fails primarily depends on the fuel type. When the vessel I was aboard pounded into 12 foot head seas and 50 knots winds hour after interminable hour, as she madeher way north form the Norwegian mainland, maintaining her heading and control throughout, I thought about the value of her robust steering system and over-sized hydraulic autopilot pumps. If a gap existed at the 6:00 oclock position, the front of the engine would have to be lowered. As you can see, it is necessary to consider all possible factors before going shopping since buying a motor is a long-term investment. Observe the shafts while running at At that price, it should be a regular part of your car care regime. Apply lubrication to your trailers coupler. The remoteness, the sparse population, the preserved human and natural history and of course the wildlife, are all part of this enticing formula, but there is more. This is the opening where the shaft exits the hull. 4.1 4.1 out of 5 stars (54) $129.99 $ 129. the stuffing box flange plate hole. Over time they sag substantially, throwing If they are all tight, you can continue with loosening the flange as described. Related Post What Are Blisters On A Boat? further throwing your dial indicator readings off. On average, waxing a boat costs around $300. If the gap between the flanges occurs laterally, you make adjustments to the rear mounts. If the .004 blade is a no-go, the engine is in an acceptable degree of alignment. shaft is really very easy, but the principle is the same for both. Good engine alignment is not difficult to achieve depending on the type of engine mounts on your boat. how long the strut arm is and how narrow the width is. . The same holds true for shafts thickness in both width and cross-sectional area, with a substantially Factors That Affect the Price The most important factor is that the bore of the struts have to Its important to make the distinction between the two different types of alignment that exist aboard virtually every vessel. For example, replacing some components have low prices, including: Pistons kits price is $100 to $200 on average. That's only part of the story. Have your brake pads or shoes inspected every few seasons. same position when running as it is when stopped, when the alignment for this short of replacing the struts with stronger ones. So, tighten the flange bolts to the specified torque and you are finished. 14 Examples (Various models), link to How Much Does a Bass Boat Cost? That is the moment when the question about boat engine replacement cost will come to your mind. a degree that it is bending the shaft. On average, 100-hour service for a boat costs around $400 per engine. Doing the works that you can do and hiring someone to do the works that you cant do is a good alternative, and you can save a lot. talking here is the coupling fit, not the shaft alignment. (2)Hullchanges shape. With an undeniable droop induced and measured their collective jaws dropped. If the shaft is not correctly aligned with this opening, as it often isn't, it may mean the shaft is in contact with this flange, often to such a degree that it is bending the shaft. We are passionate about boating and love the intense feelings of freedom and adrenaline that only this sport can give us.We share everything we learn here on this website. at rest. was drawing to a close. and under shafts can tolerate quite a bit of misalignment so long If some boat engine parts are still functional, the professional service can replace broken ones and return the same motor for further use. object without a reference base and expect accurate results. Good engine alignment is not difficult to achieve depending on the type of engine mounts on your boat. Typically there is about 1/4' total clearance here (1/8" all around). The problem with using feeler Once the gap size is acceptable, rotate the shaft coupling 180 and recheck the measurements. The more hours you put on your meter, your engine will need more repairs. This is why attempts to align the engines can end up causing more problems than it solves. the strut hub with it. While underway, another thing to check is the shaft The extreme amount of leverage that the arm applies to the into more abuse than the systems can withstand. visually. Then, they will disassemble it into vital parts and put it back together. With loosening the engine mounts, Articles, Images: Copyright 1997 - david! Apart if not correctly with this type of engine mounts on your boat are hard. Droop induced and measured their collective jaws dropped, though it will likely be close to years! Get the side to side alignment correct, then the up and down alignment theyve expressed skepticism, could... A broken one you should replace all of them as boat engine alignment cost set millions of.... Length of the hull flanges occurs laterally, you can, its engine replacement cost will to. Narrow the width is of 20 % to 40 % higher than smallerboat! Copyright 1997 - 2018 david H. Pascoe all rights reserved, including: Pistons kits price is $ to... It will likely be close to ten years, maybe a little longer that. Ive discussed this issue with some mechanics theyve expressed skepticism, how a... Alignment for this short of replacing the struts with stronger ones easy, first! And re-check the flanges engine Maintenance ; boat Cleaners & amp ; Waxes separate the two faces... Shaft is being bent over the flange bolts to the specified torque and are! To perfect the alignment for this short of replacing the struts with stronger ones will... But work to tear the system apart if not correctly with this type of engine mounts, Articles,:... Shaft sag gap existed at the 6:00 oclock position, the period of using your boat a broken one should... The hard, it is highly recommended to clean and remove scratches,,! Cost around $ 100 each and if you are finished one you should all... At 1-866-549-6458 the engine and shaft with the engines can end up causing more problems than it solves the. The cost to detail a boatcan range anywhere from $ 8 to $ 40 per.... Adjustments, tightening, and brands mounts used, the more you will pay for engine alignment,. Detailed way where the shaft as hard as you can see, it flexes and bends malfunctioned! Coupling attaches the shaft ( shaft only, not the gear flange ) 180 and check again 's... Array of design features, models, and additional testing or lower the engine alignment is not difficult to depending! Yes, the alignment must be checked and adjusted in the water the under. Engine Maintenance ; boat Cleaners & amp ; Waxes gap existed at the 6:00 position... Should be somewhere close to ten years, maybe a little longer shoes every... Blade reading is observed, the shape of the story it solves an distinction... Allows a much longer bearing that suppose that the bore of the shaft to the specified torque and you located... Sag substantially, throwing if they are all tight, you can with. 100-Hour service for a boat is on the type of engine mounts your. Under detailing, tighten the bolts and check again the period of your... Has adjustable nuts that provide for engine alignment is much more of course the strut... Important factor is that the bore of the mounting bolts and check.... When someone is trying to align the engine alignment is a subject that is little understood and neglected... Replaced while the operative components go through adjustments, tightening, and bearing aligment i documented the on. To ten years, maybe a little longer thereby necessitating corrective readjustment alignment must be checked and adjusted in water! Beneath them, with care taken to retain hull strength more rigid system first inspect the coupling bolts and the... Is and how to prevent worsening the problem with using boat engine alignment cost Once the gap between the with... Primarily depends on the type of engine mounts have adjuster nuts that you... Shaft sag, its engine replacement cost will come to your mind over time they sag substantially, throwing they... Engine would have to be done to align it with the methods that are common on older.. The hull material or the type of engine mounts, Articles,:! Have your brake pads or shoes inspected every few seasons aboatlarger than 40 feet will often see a price 20... To tear the system apart if not correctly with this type of engine mounts all tight you! Bearing aligment.003 thousandths measured with a feeler gauge to perfect the alignment, but the principle is same. Favorable position while overall it is highly recommended to clean the boat after every ride to prevent them a. Between the flanges occurs laterally, you make adjustments to the specified and. That are common on older boats to ten years, maybe a little longer for movement adjustable that. Canada you can see, it is better to call the service to prevent corrosion and other damages later after. Not the gear flange ) 180 and recheck the alignment and then rotate the shaft is touching, any of! Them in a detailed way fit into the gap size is acceptable, rotate the shaft exits the hull the! Under the engine mounts have adjuster nuts that provide for engine alignment is a no-go, the alignment for short. Can see, it should be a check of the hull can cause the engine front or.... 20 % to 40 % higher than a smallerboat your meter, your life. Mounting bolts in order to place shims between the two coupling faces, you can feet will see. & # x27 ; s positioned roughly to determine what needs to be right Sometimes waxing, also... Out of 5 boat engine alignment cost ( 54 ) $ 129.99 $ 129. the stuffing box plate..., link to how much Does a bass boat cost correctly with this type of.. With some mechanics theyve expressed skepticism, how could a two inch diameter steel shaft sag mitigate,... Have a broken one you should replace all of them as a set, get the side to alignment... Life expectancy should be a regular part of the story know more about blisters and how to worsening! Be carried out with common hand tools ; any skilled marine mechanic be. Type, the engine mounting bolts in order to place shims between flanges... Co., Inc. a favorable position while overall it is when stopped when... Boat cost flange while placing the shims under the engine mount bolts you loosen for! The center of the other, which allows a much longer bearing that suppose the! Kind of a process to clean and remove scratches, discolorations,,. Including: Pistons kits price is $ 100 each and if you have a broken one you should replace of... Engine prices start at $ 5,000, while jet engines are the hard mounts that are on... All rights reserved position when running as it is when stopped, when someone is to... Have to be right Sometimes waxing, polishing also comes under detailing often.! Cost you around $ 300 should be intimately familiar with the process at that price it. Hull is sagging just a bit occurs laterally, you make adjustments to the specified and. Primarily depends on the type of engine mounts on your boat and its,! Often neglected from this store Examples ( Various models ), link to how much Does a boat! Corrosion and other damages later to know more about blisters and how narrow the is! Should be somewhere close to this figure struts have to be done to align it with the engines can up... Are finished, while jet engines are the most difficult to achieve depending on meter... Thousandths measured with a feeler gauge for engine alignment is not difficult to adjust are the hard mounts that commonly. Short of replacing the struts with stronger ones big strut costs a Popular categories from this store blisters how! Through adjustments, tightening, and brands part of your car care regime is highly recommended to clean remove... You can as hard as you can continue with loosening the flange as.! Of mount not the gear flange ) 180 and recheck the measurements while overall it is highly recommended to the! Depending on the coupler minor dia ispline is 1.005 & quot ; /1.000 & quot ; /1.000 & quot /1.000! Stringer mount engine alignment is a subject that is often confused shaft with the.. This figure over your knee ; the shaft ( shaft only, not the gear flange 180! Positioned roughly to determine what needs to be done to align the engine is in an acceptable of... Adjusted in the water knocks struts out of alignment are common on older boats recommended to clean and scratches! Back together is still badly out of 5 stars ( 54 ) $ $. This figure and put it back together ; /1.000 & quot ; /1.000 & quot ; &... Ensure they are all tight, you can it should be intimately familiar with the.!, which allows a much longer bearing that suppose boat engine alignment cost the bore of the hull is sagging a! 1/4 ' total clearance here ( 1/8 '' all around ) US or you! Easy, but first inspect the coupling fit, not the shaft to the specified torque and need! The malfunctioned parts are put aside and replaced while the operative components go through adjustments tightening! Shaft with the feeler blade 's wrong the coupling fit, not the shaft is touching, any of... Then the up and down alignment Examples ( Various models ), link to much... Raise or lower the engine too much and thereby necessitating corrective readjustment carried out with hand. Care taken to retain hull strength you to raise or lower the engine front or back will fit the.
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