What Is The Transom On A Boat?

What is a Boat Transom? The vertical section at the rear of the boat is known as the transom. In most modern saltwater fiberglass boats, the transom can house single or multiple outboard motors.

What is the purpose of a transom on a boat?

The transom is primarily used to strengthen your boat’s stern and aft sections. Many modern boat transoms are made of reinforced fiberglass material to prevent degradation when exposed to saltwater and other elements and so that they can support the weight of additional items.

Do all boats have a transom?

The Bottom Line – The transom of your boat is located at the stern. It is the reinforced vertical portion of the stern that connects the sides of the boat giving it form and structure. It is also typically the place where an outboard motor will be attached to the vessel and where the name of the boat may be painted.

What is the difference between stern and transom?

While the stern is the back part of the boat, the transom is the vertical area where the two sides of the hull come together.

Why is it called a transom?

What Is a Transom Window? – Transom windows are named as such because they are located over top of a window or door’s transom – this is the beam that separates the top of the window or door from the rest of the wall. Consequently, transom windows can come in many different shapes, styles and designs, but retain the name due to their location,

Do all transom windows open?

Benefits of transom windows – Incorporating a transom is a great way to add interest to an otherwise ordinary corner of your home, but there are also a number of practical benefits. For one thing, transom windows add additional light, which can be ideal for entryways. A beautiful entryway door in Pennsylvania Typically a transom window used above an entry door does not open, because the area above a door is so hard to reach. Transom windows that open are typically an awning window placed above the transom. Keep in mind, however, that adding new windows in hard-to-reach places will add an additional surface to clean.

How does water get into the transom of a boat?

Water generally gets into the core via failed bedding, but the design of the hull-to-deck joints on some boats will let water in, too.

Is the transom the back of the boat?

What is a Boat Transom? The vertical section at the rear of the boat is known as the transom. In most modern saltwater fiberglass boats, the transom can house single or multiple outboard motors.

Why do you not anchor a boat from the stern?

Follow these steps to anchor your boat.

Select an area to anchor with plenty of room. Ideally, it should be a well-protected area with adequate water depth and a sandy or muddy bottom. Head slowly into the wind or current to a position upwind or upcurrent of where you actually want to end up. When you are at that position, stop the boat and slowly lower the anchor over the bow to the bottom. Never anchor from the stern as this can cause the boat to swamp. The square stern may be hit by waves, and water will splash into the boat. The motor’s weight will add to this problem. Slowly back the boat away downwind or downcurrent, Let out about seven to ten times as much anchor line as the depth of the water, depending on the wind strength and wave size. Tie off the line around a bow cleat, and pull on the anchor line to make sure the anchor is set. After anchoring, take visual sightings of onshore objects or buoys in the water to help you know where your boat is positioned. While at anchor, recheck these sightings frequently to make sure the anchor is not dragging. Periodically check connecting knots on your anchor line. When possible, use splices instead of knots. Knots weaken a line more than splices.

What are the four sides of a boat called?

Boats come in many styles and shapes, but the names of the different parts remain consistent. Every boat operator should know the following terms and definitions.

Bow : Front of a boat Stern : Rear of a boat Starboard : Right side of a boat Port : Left side of a boat Hull : Body of a boat Gunwale : Upper edge of boat’s side (generally pronounced gunnel) Cleat : Metal fitting on which a rope can be fastened Propeller : Rotates and powers a boat forward or backward Navigation lights include all-round white light and red and green sidelights

Do inboard boats have a transom?

Inboard/Outboard (Sterndrive) – Stern drive engines, also called inboard/outboards (I/O) are a combination of the inboard and outboard engine. The motor is in under the transom of the boat and the drive unit is tucked beneath the swim platform. The motor, like most inboards, is a marine adapted automobile engine mounted inside the boat.

1. The engine is attached through the transom to a drive unit (sometimes referred to as an “outdrive”) that looks quite similar to the lower portion of an outboard motor.
2. The outdrive unit swivels similar to an outboard engine to direct the propeller thrust and provide steering.
3. Sterndrive systems can be advantageous for shallow waters due to the ability to trim up the drive unit and the absence of running gear at the bottom of the boat.

Compared to an inboard, there are more components of the sterndrive engine exposed which can lead to damage or corrosion. As with inboard operation, the use of a blower is imperative prior to starting the sterndrive engine in order to reduce fire risk associated with buildup of fuel vapors within the engine compartment.

Is it worth replacing a transom on a boat?

Everything You Need to Know About Wet Transoms “My boat has a wet transom. What does it mean?” This is a very common question we receive from our customers. In this blog we will explain what it means, how to assess & fix it and what are the problems you may face by having a rotten transom. Firstly, we need to understand what is a transom and what it is made of. The transom is the rearmost vertical structure on the boat. Most modern fibreglass boats have a transom capable of holding one or two engines, outboard or inboard motors. Some performance boats can hold even more than that.

• Transom construction is typically and traditionally Glass-Reinforced Plastic (GRP) with Marine-Grade Plywood Core.
• Modern constructions are using high-density foam or structural foam on their transom designs.
• However, the most common built still has Marine Plywood in its core.
• Even though this plywood is marine graded, it doesn’t mean it is totally waterproof.

Therefore, its wood core can be affected by natural degradation if it gets too wet. A wet transom has a moisture content higher than the natural timber moisture levels expected for that timber type. Minor increases in moisture levels are generally accepted in aged boat construction. Higher levels of moisture are a precursor to rot or a residual to rot that has already occurred in the transom.

An important fact to remember is that a wet transom does not always mean it is rotten. There is no way of determining easily at what level of degradation the transom rot has occurred when detected wet. There may be external tell tales such as gelcoat cracking or “crazing” particularly in the corners of engine wells, or even visual movement when weight is applied to the engine.

Eg: apply pressure downwards on the tilted engine leg and observe if the boat transom compresses around the engine bolts. Observe for cracking on the fibreglass around the engine bolts. Remove some screws or an engine bolt to observe if water spits out of the hull. Wet transoms may have rot in the reinforcing timber. A transom with rot loses its structural integrity and ability to handle the thrust and force of a mounted engine. A transom is a critical part of hull integrity and construction, without this, the boat may deteriorate to a dangerous point and in extreme cases, the engine may fall off.

1. Apply pressure downwards on the engine leg;
2. Observe if the transom compresses around the engine bolts;
3. Observe for cracking on the fibreglass around the engine bolts;
4. Washers are often observed as being compressed into the transom in areas where the timber has lost its strength.
5. Remove some screws or an engine bolt to observe if water spits out of the hull. Brown or Brack-ish water is usually an indication of rot.

1. Identify if the transom is wet. A would use a moisture meter and/or an architectural hammer to assess how wet is the transom and where. (one common technique used by boat repairs specialists is the hammer tapping which it consists in closely hearing the echoed sound of the hammer tapping in the area being tested.)
2. After identifying where is wet, assess if the moisture is affecting the strength of the transom. (if the transom is shaky or sometimes bent in an angle is a way to assess strength.)
3. Cut or drill a small hole into the transom (core sample will give a true visual assessment of the internal condition of the transom) Tip*Remember to grind down the sharp corners to avoid chipping the gelcoat.
4. After the conclusion of the assessment sample. If the sample is looking good, the hole can be repaired and continue to use the boat (knowing the rot is imminent into the future). If the sample is rotten, the next best practice is to remove and replace the entire transom. Many boat specialists mention that drying a wet transom does not fix the problem and it could make it worse. (Wood restrains water and salt through time which reduces resistance and strength of the material.) this resistance and strength do not come back after drying.

Repairing a transom is a laborious exercise that can range from $3,000 to $10,000 depending on the vessel size construction and tradesmen used for the task. There are many techniques in placing a transom. Ensure that any transom repairs are carried out by a qualified boat builder or shipwright that is capable of guaranteeing their finished job. Having unqualified tradesmen repairs could cost you more money down the track and affect insurance claims in a catastrophic failure. A wet transom is considered a common issue with boats, you can delay this problem by regularly maintaining your boat. Seaworthy Inspections provide a of all aspects of your boat including the use of a special tool, the moisture meter, which can identify and determine the estimated percentage of moisture in the transom without destructive core sampling.

• Having one of our assessing your hull will ensure peace of mind and better secure your safety on the water.
• The results of a Seaworthy Inspection will present transom report indicating the percentage of moisture in the timber underneath the fibreglass.
• This tool uses an ultrasonic signal that penetrates through the fibreglass and into the timber without any mark or damage on the gelcoat.

It the inspector to assess if the moisture is higher than the standard moisture level of the timber. Typical moisture levels are:

• 5% to 15% – indicates a normal level of moisture (Bunnings timber will have this percentage while in shelve.
• 20% to 30% indicates a higher level of moisture encapsulated in the timber of the transom.
• > 30% indicates an excessive level of moisture in the timber of the transom and an assessment by a qualified boat builder is recommended.
• Notes:

• Results may vary between 50% to 100% depending on the length of exposure, surrounding atmosphere and storage conditions, type of timber and lamination method.
• The harder the timber the lesser moisture content.

We hope this guide could help you understand a bit more about what a transom is and what the problems of having a rotten transom are. Feel free to reach out if you still have questions about it. We would love to hear from you. “Sell and Buy your Boat with Confidence” : Everything You Need to Know About Wet Transoms

Can a transom be repaired?

Repairing A Rotted Transom – Once you’ve looked for water trapped in the transom and other issues that could have caused the rotting, it’s time to think about the wood itself. If you caught it early enough, it might be possible that you can avoid expensive repairs. One method is to use a product like from BoatLIFE. This two-part liquid epoxy fills and restores the dry rot inside the wood using capillary action to penetrate it without drilling it full of holes. You can inject Git-Rot directly into the wood for more thorough penetration.

Can you fix a transom?

While it is a pretty complicated job, replacing the transom core isn’t impossible. Transoms are usually replaced from inside the boat. This means removing all the internal structure, seats, and tanks, etc. so you can work on the transom.

Is it better to tow a boat engine up or down?

Skip to main content It’s no secret that trailering can take its toll on your boat and outboard over time. Bumpy roads, abrupt stops and harmonic vibrations all put stresses on your rig, especially the boat’s transom and the outboard’s tilt/trim system.

Trailering with the engine in a vertical position puts the least amount of strain on the motor and transom, but that’s not possible for many boat/trailer/engine combinations due to ground clearance issues. So how do you get from your storage area to the boat ramp and back without cringing at every pothole and speedbump? The answer, thankfully, is easy and inexpensive: an aftermarket outboard support device, available at most dealerships and marine retailers.

In this Mercury Quick Tip, you’ll see how to mount and adjust an outboard support device – typically a strong metal rod that spans the gap between the outboard’s lower unit and the back of the boat trailer. There are numerous sizes and types of devices available, so consult your marine professional to ensure you select the right one for your setup. Back to Dockline If you’re a camping enthusiast, you likely have defined yourself as a car camper or a backpacker. Depending on your interests and your family’s needs, you might prioritize convenience and creature comforts – or a more rugged style of overnight,

Does the outboard need to rest on transom?

The motor needs to go where its in the corect location regardless of transom height. There is nothing wrong with the motor not resting on the transom. The bolts and the outboard bracket will take care of all the support it needs.

Why do we reverse transom?

Boat Sterns (Understanding Boat Design by Ted Brewer) Some main types are the raked, flat, canoe, and reverse. CCA long overhangs on both the stern and bow (high cain spoon bow) of the famous 1930s Americas Cup J-Boat, Endeavour Raked The raked stern is typified by the elongated overhangs of the CCA rules. The Cruising Club of America (CCA) put down rules about the water line length of racing vessels.

• To increase speed, racers would have long overhangs which when heeled increased LWL and speed.
• A raked stern combines usually with a long overhang bow.
• Some examples are the Bermuda 40 and Countess 44.
• Flat The flat transom can be plain or lovingly shaped like a wineglass or heart.
• The stern can be slightly raked but more often slightly reversed.

From behind, the transom generally looks like a semi circle. The style traverses all eras. Examples include Herreshof’s Bounty and the Hylas 44. Plain old flat transom Canoe Canoe or double enders have a spherical stern. The boat ends in an aerodynamic way. They are standard for cruisers boats for traditional reasons and some say stability issues. The spherical stern smooth edyies away the flow of water. Examples include Bob Perry designs like the V-40 and Harris designs like the Vancouver 42. Sugar Scoop Stern of the Hylas 49 Reverse A reverse transom angles backwards from the waterline to the deck. A great example is the sugar scoop variety. A sugar scoop stern is a reverse transom which flexes inwardly, usually with swim steps. The easiest explanation is the picture to the right.

You see the Hylas 49 which has such a stern. It gets its name from of course the actual sugar scoop, pictured later in this post. The boats stern is then not the end of the cockpit but actually a molded part of the hull. The cockpit end is set invisibly inside the hull going straight down from the sugar scoop’s upper lip.

A sugar scoop stern is the most popular type nowadays. Sugar scoop sterns provide easy access to the water. The crew can easily slip off and on sternwise to take a swim, launch the dinghy, or just drag their feet along lazily. Traditional sterns, especially a boat with high freeboard, are harder to climb. The stern takes its name from a real sugar scoop. The scoop Reverse transom yachts like sugar scoops effectively compare best to slightly smaller traditional models. A 45′ yacht with a sugar scoop compares more with a 40′ traditional transom. The reverse transom effectively adds an extra platform.

The deck and storage space is about the same in 45′ reverse transom and 40′ traditional. The backwards slanted and stepped stern is only slightly volumnous. You can fit a little more junk into the aft of the boat or have a slightly larger aft cabin. The stern’s upper lip is more accurately the LOA than the lower lip.

Therefore, the stern’s plus is the platform. Conclusion Stern styles include the raked, flat, canoe, and reverse. The choice is all about what appeals to you.

What is the opposite of a transom?

From Wikipedia, the free encyclopedia In architecture, a transom is a transverse horizontal structural beam or bar, or a crosspiece separating a door from a window above it. This contrasts with a mullion, a vertical structural member. Transom or transom window is also the customary U.S. word used for a transom light, the window over this crosspiece.

Is transom vertical or horizontal?

A transom is a horizontal beam that is paired with a mullion that divides a window’s upper part into additional lights.

What parts of the boat are the transom?

Basic Parts of the Boat – There are a lot of different types of boats on the water. A massive cruise ship and a small fishing boat don’t have a lot in common. Likewise, a jet boat and a sailboat have clear differences. That said, there is some boat terminology that applies to every boat.

Anchor: is any heavy item attached to a line meant to moor a boat. Most people, when they hear the word anchor in English, think of the stereotypical shape. However, a true anchor may come in several shapes. It is the function of the anchor that is more important than the visual design. An anchor and a sea anchor are two different things.

Anchorage: This refers to an area that is suited for anchoring your boat. Amidships : The average boater is not using this term very often. However, it may still be used formally. Or by a very serious boater. Amidships refers to the center section of a boat.

1. Ballast: This is anything added to a boat to give it weight.
2. In some boats, ballast may just be water.
3. In others it can be stone or metal.
4. It increases a boat’s stability.
5. Beam: This is the imaginary line that extends from port to starboard.
6. It is the widest part of the boat.
7. Bilge : The bane of many a boater is.

This is the lowest part of the boat and is where water tends to collect. In larger boats, this can become very polluted and will need to be cleaned regularly. A bilge pump is installed in the bilge to assist with getting that water out. Bimini: This refers to a kind of canvas covering, or even a hardtop that can protect the boat from rain or sun.

1. Boom: The horizontal pole attached to the mast.
2. It extends the foot of the mainsail.
3. Bulkhead: Bulkheads are the vertical walls on the sides of the boat.
4. Not every boat is large enough to have a significant bulkhead.
5. However, if the hull is large enough, then the walls would be considered bulkheads.
6. They are attached to the hull but are not the hull itself.

Cabin: This is a room inside the boat. Small boats obviously do not have room for a cabin. The entire space inside a boat may be considered the cabin. Or it may be a small section designed to serve as living quarters. Casting Deck: Some boats feature this elevated part of a deck.

• It can be either at the bow of the boat or the stern of the boat.
• Cleat : A cleat is usually a metal fitting that looks like a small T with a long cross piece.
• It can also be made of wood or plastic.
• These are found both on boats and on docks.
• A cleat is used for securing a boat.
• You can tie or loop a rope around a cleat to secure a boat in place.

Cockpit: An enclosed area around the helm. Bigger fishing vessels and yachts will have cockpits. Companionway: This is the entrance from the deck into the cockpit or deck from the cabin. Console: Sometimes a helm will feature a console. This is a raised platform where the boat controls may be located. Dodger: This is a canvas structure that is supported on a frame. It covers the cockpit and part of the companionway. It is similar to a Bimini top and protects the helmsman from rain and sun. A dodger will usually have vinyl windows but, unlike a Bimini, is not a hardtop.

1. Foot: This is the bottom edge of a sail.
2. Fender : Boat fenders are usually made of something like rubber or foam.
3. They work like bumpers.
4. You would use them to cushion any impact as you go in or out of a dock.
5. Fenders can be tied to cleats or rails with rope to prevent damage to both the boat and the dock.

A fender can also be handheld by a member of the crew or a boater as well. They are not permanently affixed to the boat. Galley: The kitchen area on a boat is called the galley. This is where food preparation takes place. Typically, only larger boats would have a galley.

Gunwale: The gunwale is the outside, top edge of your boat. If you have a deck on the boat, the gunwale is where it meets the hull. To most people, the gunwale would just be considered the edge of the boat. Halyard: This is a line or rope used to hoist a sail. Hatch: A hatch on a boat is a kind of covering.

Any window, portal or door can be covered by a hatch. Typically, the hatch refers to the covering that gives access to the living quarters. A storage area can also be covered by a hatch. Head: In nautical terms, this is how you refer to a bathroom. Sometimes you’ll hear this used as slang on dry land as well.

• People will say they’re going to “hit the head” which means use the washroom.
• Helm: This is the control station of the boat.
• A steering wheel or stick is located at the helm.
• It’s like the driver’s seat of a car.
• Whoever is at the helm and in control of the boat is, by definition, the helmsman.
• Or helmsperson.

Hull: This is the body of the boat. If your boat had no sails, no motor, no seats or anything else, it would still have a hull. can be as simple as a hollowed out log. It’s just the framework that holds everything else in and allows it to float. Inboard Motor: Also called an inboard engine.

Unlike an outboard engine, this is located amidships. The propeller is run down through the bottom of the hull. This kind of engine is not immediately visible on a boat. Jib: This is a triangle-shaped sail. It projects ahead of the mast and is easily identifiable. Keel: This is under your boat and not visible when it’s in the water.

In some boats the keel is extremely large, like a shark fin. It extends from the bow to the stern but may be much longer in the middle. It helps stabilize the boat to prevent sideways movement. It also holds ballast to keep a boat upright. Not every boat has a large keel and some will have no keel. Kill Switch: This is a safety feature on a boat. It is typically a kind of lanyard attached to the driver of the boat. If the lanyard pulls away from the console, the kill switch activates. It immediately shuts off the engine as a safety precaution. Lifelines: This line runs from the mast to the stanchions.

• They are a safety feature, as the name indicates.
• Boaters and passengers can support themselves on lifelines to avoid falling overboard.
• Livewell: This is something you’ll find on a fishing boat.
• It’s a storage area filled with water.
• Fish can be stored in here so they will stay alive.
• Luff: This is the leading edge of a sail Mainsail: As the name suggests, this is the main sail on a boat.

It will be the largest of the sails. Mast: A large vertical pole that holds up the sails of Mizzen mast: Some boats may also have a mizzen mast. This is a smaller mast located aft of the mainmast. Multihull: Some boats will have more than one hull. As such, these are called multihull boats.

An example of this is a catamaran. Navigation Lights: The on a boat are used to prevent collisions at night. You can find the red and green navigation lights on the port side of the boat and the stern side of the boat. This is called a bi-color light. It is usually at the bow. A boat may also have a tri-color navigation light as well.

This may be at the stern sometimes. These navigation lights include a white light directed at the stern of the boat. Every side of a boat needs to have a light visible on the water. The navigation lights help you understand right of way. A boat approaching your starboard side sees a green light.

That means they have the go ahead. A boat approaching your port sees a red light. That means you have the go ahead and they need to stop or change course. Outboard Motor: An outboard motor is a motor attached to the transom. These are the most easily identifiable types of boat motors. You can easily see an outboard motor from off the boat.

PFD: This stands for personal flotation device. Typically, that means. Every passenger on a boat should have access to the proper types of life jackets. Propeller: Also called. This is the rotating blade part of a boat motor. A prop can spin either clockwise or counterclockwise. Rub Rail: This is a protective bumper or bar. It runs around the outside of a boat where the top deck and hull come together. It can help prevent someone falling over the side. Rudder: The rudder is located below the waterline. In simple terms, it is little more than a flap.

• Maneuvering the rudder will change the direction of the boat.
• It operates very similarly to a fish’s tail.
• Sea anchor: A sea anchor is different from a regular anchor.
• A sea anchor is sometimes called a drift anchor or boat brake.
• In bad weather, a sea anchor may be set to drift in the sea behind the boat.

The sea anchor is not meant to sink below the waterline like a regular anchor. Instead, the sea anchor provides drag. This helps stabilize the boat in the water. It also slows it down. Many smaller boats will have only a regular anchor. A Sea anchor is typically found in faster boats or larger ships.

A sea anchor sometimes looks like a parachute or net being dragged. Sheet: This is the line that is used to trim a sail. Shroud: This is support rigging for a mast. It is a wire that runs from the side of the boat to the mast. Stanchion: This is a metal post on a boat. Its purpose is to support lifelines.

Sterndrive: Sometimes called inboard/outboard engine or just I/O engines. This is an inboard engine with a steerable unit that extends through the transom. Stowage Locker: A stowage locker or storage locker may also be called a lazarette. It is usually near the aft part of a cockpit. Swim Platform: The swim platform is a flat surface attached to the transom or somewhere on the aft of the boat. It makes it easy for passengers to get on and off the boat. This is especially true if they’ve been swimming or fallen overboard. Tiller: This is a bar or handle used in boat steering.

It is directly connected to the rudder. That means as you move the tiller, the rudder will also move and change the boat’s direction. Transom: The transom is the part of your boat at the rear that extends up from the bottom of the hull. It connects the two sides of your hull together. The transom is the vertical surface at the stern of the boat that holds the outboard motor.

The name of the boat is also usually displayed on the transom. T Top : Not unlike the T Top of a car. This is designed to hold up canvas or some other covering to protect the captain of the boat while sailing. V Berth: The word berth typically refers to a resting place.

This can be where the boat itself is berthed in a marine or, in the cast of a V Berth, a thing on the boat itself. This is a bed in the lower portion of the bed which is shaped like a V, hence the name. VHF : This refers to the radio on a boat. There are specific nautical use channels for a that boats are meant to use.

The marina as well as the Coast Guard will monitor these channels in case of an emergency. Waterline: This is the portion of the boat where the hull and the surface of the water meet. The heavier the boat, the higher up on the hull the waterline will be.

Winch : This is a rotating drum that is used to reel in or let out a line. Wires, chains and ropes can all be winched. Boaters can hoist or trim the sail by using a winch on the line. It allows them to let out or take in the sheet or halyard. Using a winch allows you to do this faster. It also provided additional leverage and strength.

Typically, you pull in a line by hand as far as possible, then switch to a,

What is the reason for transom windows?

What is the Purpose of a Transom Window? – Before the age of electricity, transom windows also had vital functions. They let in as much natural light as possible so people could take advantage of daylight. Also, transom windows placed above interior doors were able to open and close, providing ventilation in between rooms.

Do transom windows have to open?

Transom is an architectural term referring to a transverse horizontal structural beam or bar, or a crosspiece separating a door from a window above it. Not to be confused with a mullion, which is a vertical structural bar. Transom or transom window is also the customary U.S. word used for a transom light, the window over this crosspiece. A transom window is a curved, square, balanced, or asymmetrical window that hangs above a transom, and its corresponding doorway. Take a look to learn more about the different types of transom windows, some of the unique benefits that they offer, and how they can be incorporated into your home. Classic and Modern Examples Placing a window above the entrance in a residential space is not a new idea, as transom windows have been used to add a dramatic element to entryways for centuries. In addition to being a stately design choice, transom windows were traditionally utilized to add air cross-ventilation without having to open a door.

1. It’s not uncommon in older homes to see transom windows used above internal doors, in addition to being used above exterior doors.
2. However, many transoms today do not vent.
3. From a design standpoint, a transom is able to add visual weight and grandeur, as our eyes are naturally guided to the additional height and natural light they offer.

They can come in several shapes and styles, with additional options for glass and grilles, A transom window can add to a particular style of a home and they are commonly seen in craftsman, modern, and traditional homes, each with a different look.

How does water get into transom?

Water ingress to a transom can be caused by numerous reasons. All of these take a period of time to develop, and getting water in your transom once will not necessarily rot it away overnight. The most common failure points we’ve seen at BoatBuy are: Damaged/cracked drain fittings to splash wells (outboards)

How does water get into the transom of a boat?

Water generally gets into the core via failed bedding, but the design of the hull-to-deck joints on some boats will let water in, too.