Unveiling the Secrets of Aluminum Tunnel Hull Boats



In the wide and wonderful world of boating, there are few designs as intriguing as aluminum tunnel hull boats. When it comes to this unique class of vessels, there’s plenty to delve into.

From the science behind their design to the many advantages they offer, aluminum tunnel hull boats are a truly fascinating subject.

Aluminum Tunnel Hull Boats

What Are Aluminum Tunnel Hull Boats?

As our main keyword suggests, these boats are characterized by their distinct tunnel-like hull structure. This intriguing design utilizes two separated hulls, creating a ‘tunnel’ underneath the boat where air and water flow as the boat gains speed.

Imagine driving your car with a heavy load in the trunk – your speed and maneuverability are going to be limited, right? Now, imagine a pair of powerful jets lifting the rear end of your car. Your load becomes lighter, and you can now zip around corners with newfound agility. That’s the principle of how tunnel hulls work. They use the physics of air and water to ‘lift’ the boat, reducing drag and enhancing speed and maneuverability.

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Pros and Cons: The Aluminum Tunnel Hull Boats Debate

Let’s take a journey into the advantages and disadvantages of these vessels.


  1. Enhanced Stability: Aluminum tunnel hull boats have improved lateral stability due to their dual-hull design. This means they’re less likely to tip, making them perfect for activities like fishing where stability is key.
  2. Speed and Efficiency: As we’ve discussed, the tunnel hull design can increase speed and fuel efficiency by reducing water resistance.
  3. Durability: Being made of aluminum, these boats are resistant to rust and decay, increasing their lifespan and maintaining their appearance.
  4. Low Draft: Their design allows them to navigate shallow waters with ease, opening up a range of destinations for exploration.


Of course, aluminum tunnel hull boats aren’t without their drawbacks. They tend to be more expensive than their single-hull counterparts, both in terms of initial investment and maintenance. Plus, their unique design might take some getting used to when it comes to handling, especially at lower speeds.

The Dollars and Cents: Cost of Aluminum Tunnel Hull Boats

The exact cost of aluminum tunnel hull boats can vary widely based on size, features, and manufacturer. As a rough guide, smaller, no-frills models might start around $20,000, while larger, feature-rich versions can easily top $100,000. Remember, it’s important to factor in ongoing costs like maintenance, storage, and fuel when considering the total cost of ownership.

Common Applications for Aluminum Tunnel Hull Boats

Given their unique characteristics, aluminum tunnel hull boats find their application in a variety of scenarios:

  • Fishing: Their stability and low draft make them ideal for both shallow water and offshore fishing.
  • Recreation: If speed is your thing, these boats are great for watersports or just zipping around on the water.
  • Commercial Use: Larger models are often used for commercial purposes, such as ferrying passengers or as workboats in industries like oil and gas.

Aluminum Tunnel Hull Boats at a Glance

Let’s summarize what we’ve learned in a handy table:

FeatureAluminum Tunnel Hull Boats
DesignTwo separated hulls creating a ‘tunnel’
AdvantagesEnhanced stability, speed and efficiency, durability, low draft
DisadvantagesHigher cost, requires adjustment in handling
Typical UsesFishing, recreational boating, commercial applications
Cost Range$20,000 – $100,000+

There you have it – a deep dive into the captivating world of aluminum tunnel hull boats. Hopefully, this exploration has provided you with a better understanding and perhaps sparked your curiosity to experience the magic of tunnel hull boating firsthand.

Popular Models of Aluminum Tunnel Hull Boats

Let’s navigate through the world of aluminum tunnel hull boats and explore some of the most popular models out there.

Crestliner 1860 Retriever CC Tunnel

The Crestliner 1860 Retriever CC Tunnel is a standout in the world of aluminum tunnel hull boats. This craft exemplifies versatility, durability, and performance, seamlessly combining the robustness of an aluminum hull with the power of tunnel hull technology.

With a length of 18 feet and a beam of 90 inches, this spacious boat ensures comfort without compromising on maneuverability. The design incorporates a center console layout, providing a 360-degree fishing platform, perfect for the angling aficionado.

The 1860 Retriever CC Tunnel is powered by an outboard engine with a maximum power capacity of 80HP. This, combined with the tunnel hull design, enables the boat to glide smoothly over shallow waters while maintaining impressive speed and efficiency.

One of the defining features of this model is its flat floor, offering ample room for movement and storage. Coupled with a robust transom height, it guarantees stability even in choppy water conditions.

The Crestliner 1860 Retriever CC Tunnel also includes features such as a 19-gallon aerated livewell, navigation lights, and ample storage space, making it the perfect partner for both leisurely and competitive fishing trips. Its rugged construction, coupled with Crestliner’s reputation for quality, promises a reliable and durable watercraft that can withstand the test of time and nature.

The Crestliner 1860 Retriever CC Tunnel is an exceptional embodiment of form meeting function, promising an unforgettable boating experience. Whether you’re an avid fisherman, a water sports enthusiast, or someone who loves to explore the waterways, this boat is designed with your needs in mind.

Lowe Roughneck 1860 Tunnel Jet

If resilience had a synonym in the boating world, it would be the Lowe Roughneck 1860 Tunnel Jet. This aluminum tunnel hull boat, known for its enduring performance, is specifically engineered to conquer the most challenging outdoor environments and water conditions.

At an impressive length of 18 feet, the 1860 Tunnel Jet combines the hardy construction of an aluminum hull with the unique tunnel jet design. This configuration allows the boat to cruise effortlessly through shallow waters, while maintaining excellent stability and control – ideal for activities such as fishing or hunting in those hidden, hard-to-reach spots.

Lowe Roughneck 1860 Tunnel Jet floor plan

Powering the Lowe Roughneck 1860 Tunnel Jet is an outboard jet motor, capable of pushing the boat through water at impressive speeds. The combination of a powerful engine with the tunnel hull design makes this boat a true performer in terms of speed and maneuverability.

The flat floor, accompanied by a strong and tall transom, provides a safe and stable platform for all your activities. It also includes a built-in fuel tank, multiple seat configurations, and an optional shadow grass camo pattern to cater to the needs of hunting enthusiasts.

Lowe Roughneck 1860 Tunnel Jet

Storage isn’t an issue either, as the 1860 Tunnel Jet includes lockable storage compartments for all your gear. Navigational lights, cleats, and a heavy-duty square tubing transom also come standard, further enhancing this boat’s practicality and durability.

The Lowe Roughneck 1860 Tunnel Jet is a testament to rugged resilience and precision engineering. It’s more than a boat – it’s a reliable companion that’s ready to tackle any adventure you throw at it. Whether you’re on a hunting expedition, a fishing trip, or simply exploring untamed waters, this boat promises a powerful and thrilling journey.

G3 Bay 18 DLX Tunnel

Stepping into the limelight of aluminum tunnel hull boats is the G3 Bay 18 DLX Tunnel. This model represents an exceptional fusion of performance, comfort, and aesthetic appeal. Its unique tunnel hull design, paired with a well-crafted aluminum body, ensures a swift yet stable ride across a variety of water conditions.

The G3 Bay 18 DLX Tunnel measures 18 feet in length and offers a spacious interior, creating a perfect balance between comfort and operational efficiency. The boat’s sleek design doesn’t just make it a head-turner, but also significantly enhances its aerodynamics, thereby facilitating higher speed and improved fuel efficiency.

Powering the Bay 18 DLX Tunnel is an outboard motor with a maximum horsepower of 115HP. This, in combination with the tunnel hull design, allows the boat to navigate shallow waters with ease, while also ensuring impressive acceleration and speed on open waters.

This G3 model also boasts an array of standard features to enhance your boating experience. These include two aerated livewells, lockable side rod and gunnel rod storage for fishing enthusiasts, and plentiful seating options. Its bow and stern deck, coupled with ample storage compartments, provide plenty of room for all your boating gear.

Moreover, the G3 Bay 18 DLX Tunnel is a testament to G3’s commitment to safety, as demonstrated by its navigational lights, high-transom design for improved stability, and sturdy cleats.

In summary, the G3 Bay 18 DLX Tunnel is designed to delight those who seek the thrill of high-performance boating without compromising on comfort or style. Whether you’re an angler, a thrill-seeker, or a leisurely cruiser, this boat promises to elevate your on-water experiences.

SeaArk 1860 MVT

Ready to tackle any challenge, the SeaArk 1860 MVT stands as a paragon of durability and adventure in the realm of aluminum tunnel hull boats. This model, with its rugged construction and powerful performance, is perfectly suited to those who desire to explore uncharted waters and undertake daring adventures.

The 1860 MVT, with a length of 18 feet, exhibits a robust design with an aluminum tunnel hull. The boat’s tunnel hull technology, combined with its heavy-duty construction, makes it exceptionally resilient, capable of effortlessly cruising through both shallow and challenging waters.

The SeaArk 1860 MVT is powered by an outboard motor with a maximum horsepower capacity of 90HP. This pairing of a potent motor with the unique tunnel hull design ensures an optimal balance of speed, stability, and maneuverability.

One of the standout features of this model is its spacious and open layout, offering plenty of room for gear and activities. It includes a high-transom design for added stability, as well as built-in navigation lights for safer travel.

Storage is plentiful on the 1860 MVT. The boat includes a bow storage box, perfect for stashing all your essentials, and a built-in fuel tank for long-haul journeys. There’s also a bow deck for casting and optional camouflage paint for hunting enthusiasts.

In essence, the SeaArk 1860 MVT is a testament to the adventure and resilience embodied in every SeaArk boat. It stands as a reliable, high-performing vessel that’s ready to join you on your most ambitious boating endeavors, whether that’s a challenging fishing trip or an exploration into uncharted waters.

So there you have it – a plethora of options in the world of aluminum tunnel hull boats. Each is unique, each remarkable in its own way. Dive in and discover which one is your perfect sea-faring partner.

FAQs about Aluminum Tunnel Hull Boats

What is unique about the design of Aluminum Tunnel Hull Boats?

Aluminum Tunnel Hull Boats have a special dual-hull design that forms a ‘tunnel’ underneath the boat. As the boat moves, air and water flow through this tunnel, reducing drag and enhancing speed.

What are the main advantages of Aluminum Tunnel Hull Boats?

These boats offer several advantages such as increased stability, enhanced speed and fuel efficiency, improved durability due to the aluminum construction, and the ability to navigate shallow waters with ease.

Are Aluminum Tunnel Hull Boats more expensive than other boat types?

Yes, they generally tend to be more expensive than other boat types due to their unique design and the material used. However, the initial higher cost can be offset by lower maintenance costs and improved fuel efficiency over time.

What are common uses for Aluminum Tunnel Hull Boats?

They are commonly used for fishing, recreational activities like watersports, and commercial purposes like ferrying passengers or serving as workboats in industries like oil and gas.

Can Aluminum Tunnel Hull Boats handle rough waters?

Yes, their dual-hull design helps in distributing the weight evenly, which coupled with their enhanced stability, makes them capable of handling rough water conditions.

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