Tunnel hull boats

Less drag means more efficiency and better performance. In this case, the reduced wetted surface of the second boat results in a 9% reduction in water drag - just like gaining 10 to 15 hp and much improved fuel economy, or an additional 5 mph! Some tunnel hulls generate 30-50% of their total lift from aerodynamic design.

Bay boats built on the foundation of our Hyper-Lift Hull, this dream craft packs performance, fishability, and comfort into one amazing cost effective boat. ... “My favorite features on my 2023 SW22Bay with a Yamaha 175 SHO are the shallow water capability of the tunnel hull, spacious interior, and large amounts of storage. It is the perfect ... Category Jon Boats. Length 18'. Posted Over 1 Month. 2017 G3 BOATS 1860 CCT For shallow water running in the most demanding lake and intercoastal environments, nothing matches the 1860 CCT prop tunnel hull. Now available in a choice of famous Mossy Oak Camo, the 1860 CCT delivers year-round versatility and dependability. this is a DPI 3.5 F1 racing tunnel hull boat. hull is frp/abs, hull is 26.5" long. power is from a thunder tiger pro 21R outboard nitro engine. has futaba servos, and futaba 2-channel magnum sport transmitter and receiver. been shelf sitting for a couple years. engine has great compression and everything works.. as with any used rc equiptment, …Model TUNNEL HULL. Category Powerboats. Length 20'. Posted Over 1 Month. 1999 DAY 5 TUNNEL HULL 1999 Day 5 Tunnel Hull package price of $11,950 includes Motorguide trolling motor, Bob's jack plate, leaning bar for poling platform, bimini top, 2000 Yamaha 100hp 4 stroke with approximately 800 hours on it & a 2014 homemade galvanized trailer.The design draft on the Slipper is 4", the pocket height is 4". A 6 degree running angle produces a 1 inch rise per foot of run. To place the bottom front of the pocket at the same level. as the top rear of the pocket, when running on plane with. a hull angle of 4 to 6 degrees, the tunnel length would be 4 feet. for a 4" draft hull.Hull, a bustling city in the East Riding of Yorkshire, is home to numerous haulage companies that play a vital role in transporting goods across the country. ABC Hauliers has been ...A weight-forward center-console design and a raised transom on a tunnel hull means that the Lowe® Roughneck 1860 Tunnel Jet can access water that other boats must pass by. The design even protects your jet outboard from damage even in rocky river shallows. A 23-gallon livewell, port rod holder, bow storage compartments, and a cushioned seat in ...

“My favorite features on my 2023 SW22Bay with a Yamaha 175 SHO are the shallow water capability of the tunnel hull, spacious interior, and large amounts of storage. It is the perfect boat for the shallow rocky coastline of the Big Bend region in Florida. I definitely think aluminum is the best choice around the oyster bars and rocky areas I fish.Nicholas Upton February 14, 2014. WAYCROSS, Ga. – Carolina Skiff, the nation’s #1 fiberglass boat builder, announced today the revolutionary Tunnel Hull Series boats. Able to plane in approximately 3-inches o water, the Tunnel Skiff Series allowing anglers to boat and find fish in waters other boaters cannot reach.1999 DAY 5 TUNNEL HULL 1999 Day 5 Tunnel Hull package price of $11,950 includes Motorguide trolling motor, Bob's jack plate, leaning bar for poling platform, bimini top, 2000 Yamaha 100hp 4 stroke with approximately 800 hours on it & a 2014 homemade galvanized trailer. A lot of boat for the money! Call Richard for more details at 1-888-458-8864.BAY 20 GX TUNNEL OVERVIEW. Standard Package. All-aluminum, all-welded .100 gauge hull. Painted high-gloss colors or Mossy Oak® camo. Interior: Tuff Coat™ spray-in liner. Bear® 3” aluminum trailer with Trail Guard® locking detachable tongue. 14” radial tires. Buoyancy pods. Hydraulic steering.12,004. Apr 3, 2013. #5. Re: tunnel hull. This is a small tunnel, go-fast boat. Notice the size of the tunnel compared to the hull. It is good in light chop and small wakes (see the photo) but in heavy wakes--beware. Probably the same for larger tunnels: Above a certain height, waves will be too much for it.Fishing, 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.

The Pioneer Cabin sequoia tunnel tree has fallen over. Learn about this sequoia in Calaveras Big Trees State Park in this HowStuffWorks Now article. Advertisement If a tree falls i...YPC can supply a complete hull to the USA, as we have, bonded, trimmed, with floatation, radio box and transom reinforcement fitteed, ready to be equiped for only ZAR5000-00 INCLUDING SHIPPING. 7-10 days. In US dollars that would be roughly $580-00. with our current exchangeange, but can drop to $500-00 at times.The starting price is $23,995, the most expensive is $23,995, and the average price of $23,995. Related boats include the following models: Trophy 185, Trophy 175 and Competitor 185 Sport. Boat Trader works with thousands of boat dealers and brokers to bring you one of the largest collections of Alumacraft 1756 tunnel boats on the market.Aug 12, 2022 · Discover the benefits of a tunnel jon boat https://www.flatbottomboatworld.com/what-is-a-tunnel-hull-jon-boat/Be sure to check out our tips & tricks for usin... The Formula Light Tunnel Boat Class, also known as SST-45 or Pro Tunnel 2, is a highly competitive motorsport class ideal for racing enthusiasts of all levels. The F-Lights class has become the preferred choice for many drivers looking to enter the world of tunnel boat racing. As a stock outboard class, it serves as an excellent training ground ...

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10 Mar 2019 ... Tunnel hull mini speed boat nearly ready to test ! 2.5K views · 5 years ago ...more. Professor Petrol Head.Length -. Posted Over 1 Month. Please call boat owner Hunter at 832-595-5422. 2006 10.5' Flats Master Scooter 1999 Yamaha 30hp Tunnel Hull New deck put on in 2013 Casting deck leaning post Stakeout Stick 90 QT Igloo Marine Cooler Tags are good through Jun 15 Comes with everything needed to be legal on the water. The Formula Light Tunnel Boat Class, also known as SST-45 or Pro Tunnel 2, is a highly competitive motorsport class ideal for racing enthusiasts of all levels. The F-Lights class has become the preferred choice for many drivers looking to enter the world of tunnel boat racing. As a stock outboard class, it serves as an excellent training ground ... TUNNEL Hull and VEE Hull D esi gn. VBDP Version 8.11 -Design, analyze, optimize the performance of your Vee hull or Vee-pad hull; with ALL the features of TBDP. Optimize your vee hull and Vee-pad performance the easy way! Technical, design and performance articles on many subjects for TUNNEL boats, Powercats, VEE hulls and vee-pad hulls.A high performance vee hull or vee-pad hull has similar 'balance of stability' issues as speed changes. A tunnel hull (or performance vee) can be designed to maximize stability at any speed, but not all speeds. Driver input is usually required to adjust the balance and stability of the hull as speed changes - and same is required during a ...

Tunnel hull + jet= cavitation! A jet intake can only be raised so much before it will begin to suck air. It's not the same thing as a prop. Even if the jet doesn't cavitate it will be hurting the performance of your boat because the nozzle off the jet will be 3 inches higher so it won't be pushing against as much water. it will be shooting alot more of the …Learn what a tunnel hull boat is, how it differs from a standard Jon boat, and why it is ideal for shallow water use. Find out the pros and cons of owning a tunnel hull boat, and how much they cost.The H-King Marine Hydrotek ARR and RTR Lite version Tunnel Hull is a near scale replica of the super competitive F1 Tunnel Hull racing boats seen around the world. Water cooled ESC and motor, scale-like appearance of the lustrous paint scheme and expertly applied decals along with the boats self-righting ability and speeds of …LIGHT WEIGHT ! The 180 Tunnel Explorer comes with trim tabs , hydraulic jack plate as standard features. Custom made to order will give you the enjoyment of having your boat built YOUR WAY. Bay Craft Boats 180 is a tunnel flats boat designed for your shallow water fishing.This skiff is one of the best flats skiffs to get through skinny water.The tunnel hull boat is specialty boat, I do agree whit capt sam. If you are going to fish skinny and only skinny they are good boats. Yes, a true tunnel hull will run in less water than what it will sit in, there in lies another problem. If you ever run them aground, you are pretty much thru, you are not going to push them off.The SJX2170 is a tunnel hull jet boat designed for extreme shallow water operations. Utilizing speed, ultra-maneuverability, and survivability the SJX2170 has an endless variety of applications. Whether it is transportation, recreational use, hunting, fishing, or work the 21foot SJX2170 will take you places other competitors’ boats cannot. Category Jon Boats. Length 18'. Posted Over 1 Month. 2017 G3 BOATS 1860 CCT For shallow water running in the most demanding lake and intercoastal environments, nothing matches the 1860 CCT prop tunnel hull. Now available in a choice of famous Mossy Oak Camo, the 1860 CCT delivers year-round versatility and dependability. When maneuvering hazard-filled waters, it's essential to have the best view. This 16' forward center console boat gives you a wider view and a smaller draft. The ultra-durable, zero-wood construction, all-welded aluminum hull makes this boat one of the best small tunnel hull jet boats to navigate shallow waters.

43 posts · Joined 2006. #6 · Oct 27, 2007. With a mud motor, you dont need a tunnel hull. Regardless of what you go with, a tunnel hull is usless with out a jack plate. If you get one, get a Bob's machine shop jack plate, they are the best. I've had a few tunnel hull boats, both fiberglass and aluminun, I now run a 16'x48" aluminum boat w/ a ...

Ron Hill makes some small motor performance props. Cleavers and semi-cleavers generally are the fastest on a tunnel. When you get your engine up like mine, you will need a water pickup. I was losing pressure at about 75mph with a Bobs nosecone and ended up designing a transom mount pickup. Now I have 20 PSI over 80mph.YPC can supply a complete hull to the USA, as we have, bonded, trimmed, with floatation, radio box and transom reinforcement fitteed, ready to be equiped for only ZAR5000-00 INCLUDING SHIPPING. 7-10 days. In US dollars that would be roughly $580-00. with our current exchangeange, but can drop to $500-00 at times.The H-King Marine Hydrotek ARR and RTR Lite version Tunnel Hull is a near scale replica of the super competitive F1 Tunnel Hull racing boats seen around the world. Water cooled ESC and motor, scale-like appearance of the lustrous paint scheme and expertly applied decals along with the boats self-righting ability and speeds of …63stevens. 486 posts · Joined 2008. #2 · Dec 24, 2008. Cougar boats will still rig a brand new V-drive tunnel Hull. They have a 19' and 21' that they will rig as a v-drive. [email protected] Infomaniac here on the boards used/or still has a 19' with a blown injected motor that hauled Butt. I have also seen a 21 with a 500+" Hemi that ran ...The starting price is $23,995, the most expensive is $23,995, and the average price of $23,995. Related boats include the following models: Trophy 185, Trophy 175 and Competitor 185 Sport. Boat Trader works with thousands of boat dealers and brokers to bring you one of the largest collections of Alumacraft 1756 tunnel boats on the market.Stable Platform. Extremely Fuel Efficient. High Performance. Safe & Fun. Custom Color & Rigging Options. Multiple Engine Options. 3 Year Limited Warranty. Promise 13′. Biel Tunnel Boats has redesigned and updated 13′ Promise model.A chine is an angle on the hull of a boat. While many traditional boats used rounded hulls, modern boats often have at least one chine, and others may have multiple chines.Dillon Pro Tunnel Racing Outboard Powerboat. The Pro Tunnel is an outboard racing tunnelboat designed for APBA class GT Pro, but also makes an excellent small ...The boat's unique jet tunnel design allows it to operate in shallow water by directing water underneath the boat and up through the tunnel to the outboard motor. Adding a slight V shape to our hulls increases the performance of both the tunnel and the boat overall. Allowing for a faster, smoother and more stable ride on the river.

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With this all-welded hunting or fishing boat, you’ll definitely have the upper hand on both birds and fish. Featuring tunnel hull for jet motors, tons of storage for both rods and gear, a 16-gallon livewell and plenty of casting room, the 1860 SC Tunnel Hull puts you at a distinct advantage to fish in shallower water.a 10' tunnel hull. TUNNEL MITE is a compact replica of those exciting competition racing boats cleaning up the "silverware" on the world's racing circuit. The high speed hull rides as if on rails due to the twin, full length sponsons. The air cushion effect between the twin hulls makes for a smooth ride, besides cutting down on resistance, so ...The unique tunnel hull design of our boats is based upon principles developed in the hydroplane industry. The dual-sponson tunnel hull traps air coming in from the bow and …2024 Xtreme Boats Classic 1754 SS Tunnel Hull. Price Includes: PRICE INCLUDES: SUZUKI OR MERCURY 60; ALUMINUM TRAILER; TUNNEL HULL; CARPET; 45# FOOT TROLLING MOTOR; DEPTH FINDER; 6 GALLON TANK/HOSE; 2-BATTERIES; Our signature aluminum boat, the Classic series, is THE top line aluminum fishing boat …The tunnels break up chop and will save your back in the process. The tunnel hull allows water to funnel underneath the boat, which causes lift. This lift allows the boat to skim across the water rather than trying to plow through the water. This feature minimizes the drag imposed by the water, which subsequently lowers the boat’s requirement ... MV Jon Series. Modified vee jon boats available to be customized with a wide variety of options and accessories. 1448 MV. 1648 MV. 1648 MV Special. 1652 MV. 1660 MV. 1860 MV. 1872 MV. Stable Platform. Extremely Fuel Efficient. High Performance. Safe & Fun. Custom Color & Rigging Options. Multiple Engine Options. 3 Year Limited Warranty. Promise 13′. Biel Tunnel Boats has redesigned and updated 13′ Promise model.TUNNEL Hull and VEE Hull D esi gn. VBDP Version 8.11 -Design, analyze, optimize the performance of your Vee hull or Vee-pad hull; with ALL the features of TBDP. Optimize your vee hull and Vee … ….

While the Tunnel Boat derives much of its high performance from air lift, it depends at the same time on its planing interaction with the water to maintain a stable and controlled flight. This interdependence of hydrodynamic and aerodynamic design is the key to the approach to Tunnel design.If you’re in the market for a pre-owned pontoon boat, there are a few essential inspection tips that can help ensure you make a wise investment. The hull and structure of a pontoon...The SJX2170 is a tunnel hull jet boat designed for extreme shallow water operations. Utilizing speed, ultra-maneuverability, and survivability the SJX2170 has an endless variety of applications. Whether it is transportation, recreational use, hunting, fishing, or work the 21foot SJX2170 will take you places other competitors’ boats cannot.A weight-forward center-console design and a raised transom on a tunnel hull means that the Lowe® Roughneck 1860 Tunnel Jet can access water that other boats must pass by. The design even protects your jet …TFL 51″ ARIANE RACING MONO 100% CARBON FIBER ARTR W/Full carbon kevlar insert deck and hull. Twin 5694/1000KV V-2 motors and 300amp ESC’s/Thru Hull cooling. $ 2,698.00. Add to cart. TFL 51″ ARIANE RACING MONO Fiberglass ARTR W/Full carbon kevlar insert deck and hull. Twin 56mm motors and Twin 300amp ESC’s/Thru Hull …River Rocket Specs. Construction: • 18’ Mod-V with 2’ rear deck extension. • 72’’ one-piece bottom. • 92’’ beam. • .375 tunnel hull. • .190 one-piece 5086 tempered aluminum hull. • Double welded construction inside and outside. • .190 custom one-piece transom welded directly on top of the boat bottom creating trim tabs.Aug 12, 2022 · Discover the benefits of a tunnel jon boat https://www.flatbottomboatworld.com/what-is-a-tunnel-hull-jon-boat/Be sure to check out our tips & tricks for usin... Mar 7, 2011 · For draft and stability, you have to compare the actual hull designs and sizes. For example, a boat with a "modified V" that extends far back towards the transom, will usually perform extremely well while riding, even in rougher water. However, it will tend to sit a little lower inthe water and tend to be slightly less stable while fishing. On ... Tunnel hull boats, TUNNEL MITE is a compact replica of those exciting competition racing boats cleaning up the "silverware" on the world's racing circuit. The high speed hull rides as if on rails due to the twin, full length sponsons. The air cushion effect between the twin hulls makes for a smooth ride, besides cutting down on resistance, so high speeds are ..., G3 is the market leader in tunnel hull designs and each delivers the durability and value that have made Gator Tough Jons famous with sportsmen everywhere. The Gator Tough 18 CCT – Tunnel Hull features an all aluminium, all welded hull. The Under-seat storage doubles as a cooler for those large limits of fish, the Center console holds six rods in …, a 10' tunnel hull. TUNNEL MITE is a compact replica of those exciting competition racing boats cleaning up the "silverware" on the world's racing circuit. The high speed hull rides as if on rails due to the twin, full length sponsons. The air cushion effect between the twin hulls makes for a smooth ride, besides cutting down on resistance, so ..., 1999 blue wave tunnel hull 1989 Yamaha 115 runs good new plugs new gear oil new fuel filter cmc jack plate seastar hydraulic steering 4 6.5 skar speakers powered by a fusion headunit with Bluetooth and fm radio 2010 aluminum coastline trailer tires look good tow it all the time pulls good run it every weekend this boat is a tunnel hull boat so runs fairly …, The vented tunnel will break the suction that makes tunnels squat or suck the rear end to the surface, allows more speed and less cavitaion in rough water. And means you can plane out in less water. A properly set up prop tunnel can be an amazing rig. " Life is Short, Fish Hard! Mar 15, 2013. #17., A tunnel hull boat is a type of watercraft that has a unique design, which makes it different from other boats. It is characterized by a tunnel-like structure in the center of the hull, which creates two separate channels on either side of the boat. The design of the tunnel hull boat has several advantages over other types of boats, and in …, 13 th Edition "Secrets of Tunnel Boat Design" . (ISBN# 1-894933-30-3) The most advanced publication on tunnel hull design, how a tunnel hull works, detailed explanation of design and setup for tunnel boats, power cats, and modified vee hulls of all sizes, including sample calculations. Learn how to design or modify and setup your own 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 ..., This tunnel hull V drive is the most fun boat I ever owned and that's partly because I'm afraid of it. sphss . Attachments. DSC_0217.jpg. 237.2 KB Views: 3,977. ... I would say that it would take less hp to push a tunnel hull because they air out real well but the main advantage of a flatbottom for a drag boat is that it is a much lighter boat ..., Contact Seller 2013 Alweld tunnel hull,18 ft.+ sponsons,82 in. beam,tunnel hull aluminum,shallow water bass boat.Custom made 2013 boat by ALWELD.150 pro XS,hot foot,hydraulic Atlas jack plate,2 Lawrance HDS-7 GEN.2,2 Vexellar flashers,4 transducers,Minn kota 36 volt fortrex,recessed foot peddle,2 Power Poles,over sized live wells,and 40 gal.gas ..., 6 Sept 2019 ... Big John's Life out in Texas asked me a couple weeks ago if I could show how I outfitted my Aluminum Tunnel Hull & since I've been fishing ..., If you’re in the market for a pre-owned pontoon boat, there are a few essential inspection tips that can help ensure you make a wise investment. The hull and structure of a pontoon..., 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 ..., When it comes to buying a used boat, one of the most important steps is to perform a boat VIN lookup. Just like with cars, every boat has a unique identification number called a Hu..., Some of the boat manufacturers make a prop tunnel hull as well as the jet tunnel hull. I've never been in a prop tunnel boat so I can't comment on how they run. I like the way my boat runs/handles and the 60/45 jet is enough power since I'm never in a hurry and don't run WOT. But I run upstream and float back down most of the time so …, Find 25 Xtreme boats for sale in Georgia, including boat prices, photos, and more. ... 2024 Xtreme Classic 1754 SS Tunnel Hull. $22,907. Perry, GA 31069 | The Sports ..., A tunnel hull may have a bow shaped similar to conventional v-bottom boat, may have an exaggerated rounded bow shape, often called a "shovelnose", or may have two sharp points extending out forward from the sponsons, called "pickleforks". The Tunnel King is a shovel-nosed true tunnel, while the Formula One outboard raceboats seen on television ..., Building the Tunnel King - Part 1 by Matthew Green Continued B efore I get to specific building considerations of the Tunnel King, perhaps a brief overview of high-performance outboard boats is in order. There are basically three kinds of high-speed outboard vessels: the V-bottom, the hydroplane, and the tunnel hull; each has its own variations and …, 63stevens. 486 posts · Joined 2008. #2 · Dec 24, 2008. Cougar boats will still rig a brand new V-drive tunnel Hull. They have a 19' and 21' that they will rig as a v-drive. [email protected] Infomaniac here on the boards used/or still has a 19' with a blown injected motor that hauled Butt. I have also seen a 21 with a 500+" Hemi that ran ..., 1999 blue wave tunnel hull 1989 Yamaha 115 runs good new plugs new gear oil new fuel filter cmc jack plate seastar hydraulic steering 4 6.5 skar speakers powered by a fusion headunit with Bluetooth and fm radio 2010 aluminum coastline trailer tires look good tow it all the time pulls good run it every weekend this boat is a tunnel hull boat so runs fairly …, The design draft on the Slipper is 4", the pocket height is 4". A 6 degree running angle produces a 1 inch rise per foot of run. To place the bottom front of the pocket at the same level. as the top rear of the pocket, when running on plane with. a hull angle of 4 to 6 degrees, the tunnel length would be 4 feet. for a 4" draft hull., Iconic “go-fast” offshore racing powerboat, Fountain, was first built by legendary professional tunnel hull boat racer, Reggie Fountain Jr in the 1970s. Reggie began racing tunnel hull powerboats as early as age 14 and eventually turned professional, racing tunnel hulls for the lofty Mercury factory team., A tunnel hull boat is a type of watercraft that has a unique design, which makes it different from other boats. It is characterized by a tunnel-like structure in the center of the hull, which creates two separate channels on either side of the boat. The design of the tunnel hull boat has several advantages over other types of boats, and in …, Ron Hill makes some small motor performance props. Cleavers and semi-cleavers generally are the fastest on a tunnel. When you get your engine up like mine, you will need a water pickup. I was losing pressure at about 75mph with a Bobs nosecone and ended up designing a transom mount pickup. Now I have 20 PSI over 80mph., 13 th Edition "Secrets of Tunnel Boat Design" . (ISBN# 1-894933-30-3) The most advanced publication on tunnel hull design, how a tunnel hull works, detailed explanation of design and setup for tunnel boats, power cats, and modified vee hulls of all sizes, including sample calculations. Learn how to design or modify and setup your own tunnel ..., A weight-forward center-console design and a raised transom on a tunnel hull means that the Lowe® Roughneck 1860 Tunnel Jet can access water that other boats must pass by. The design even protects your jet …, Hi fellow rc boat enthusiasts I read along for a while and I thought it might be nice to share my latest build with you. I designed my own F1 Tunnel hull, called Cozy F1 Tunnel. It's 23.6 inches long and it will get the following setup: - Hobbyking/TFL outboard - 3S 3Ah lipo Turnigy - 60A Marine esc - total weight: 3,3 lbs, The Formula Light Tunnel Boat Class, also known as SST-45 or Pro Tunnel 2, is a highly competitive motorsport class ideal for racing enthusiasts of all levels. The F-Lights class has become the preferred choice for many drivers looking to enter the world of tunnel boat racing. As a stock outboard class, it serves as an excellent training ground ... , Introducing our new inflatable jet boat with an innovative tunnel hull design! Showing our Swellfish FS Jet 500XL, this watercraft is perfect for exploring s..., Console panel with illuminated switch. LED navigational lights. LED cockpit lights for all your night fishing needs. EPA Certified 21 gal. aluminum baffled fuel tank system. Bay Craft Boats 180 is a tunnel flats boat designed for your shallow water fishing.This skiff is one of the best flats skiffs to get through skinny water. , 13 th Edition "Secrets of Tunnel Boat Design". (ISBN# 1-894933-30-3) The most advanced publication on tunnel hull design, how a tunnel hull works, detailed explanation of design and setup for tunnel boats, power cats, and modified vee hulls of all sizes, including sample calculations.. Learn how to design or modify and setup your own tunnel boat, power cat, …, The 18 CCT delivers all year round versatility and dependability. G3 is the market leader in tunnel hull designs and each delivers the durability and value that have made Gator Tough Jons famous with sportsmen everywhere. The Gator Tough 18 CCT – Tunnel Hull features an all aluminium, all welded hull., The bottom of Gator Trax Boats are smooth because we use heavy gauge aluminum – .125 or .190 in 5086 marine grade alloy. The bottom is smooth and void of crimps. This allows the hull to easily slide over banks, logs, stumps, and other obstructions with no drag and no tracking caused by crimps.