SeaArk 1860JTPLDCC 2007 boat specs
SeaArk
SeaArk 1860JTPLDCC 2007
2007
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SeaArk Jet Tunnel 1860MVJT 2008 boat specs
SeaArk
SeaArk Jet Tunnel 1860MVJT 2008
2008
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SeaArk 1860JTPLDCC 2007 vs SeaArk Jet Tunnel 1860MVJT 2008 — Same Brand, Different Boat

The SeaArk 1860JTPLDCC 2007 vs SeaArk Jet Tunnel 1860MVJT 2008 comparison sits squarely in the category of decisions where specs alone won't tell the whole story — intended use, storage, and long-term ownership costs all factor in.

On paper these two are close siblings in the size department — SeaArk 1860JTPLDCC 2007 at 18,0 ft versus SeaArk Jet Tunnel 1860MVJT 2008 at 18,0 ft. Weight tells a clearer story for trailering families: the SeaArk 1860JTPLDCC 2007 tips the scales at 515 lbs — 510 lbs more than the SeaArk Jet Tunnel 1860MVJT 2008 at 5 lbs. That difference is meaningful if you're working within a half-ton or three-quarter-ton truck's tow rating, especially once you factor in a motor, gear, and fuel.

Both boats share a closely matched power ceiling — 65 hp for the SeaArk 1860JTPLDCC 2007 and 65 hp for the SeaArk Jet Tunnel 1860MVJT 2008. Real-world performance will come down more to which motor is actually bolted on, its load at the time, and whether it's a 4-stroke or 2-stroke setup.

Both boats are rated for 6 passengers — a good fit for a family of four or five plus guests. Comfort at capacity is another matter; the longer hull typically means more seat options and better weight distribution.

At this size, power-to-weight ratio matters more than outright horsepower. The SeaArk Jet Tunnel 1860MVJT 2008 comes in at 0 lbs per hp versus 8 lbs per hp for the SeaArk 1860JTPLDCC 2007. The lower the ratio the more explosive the acceleration — meaningful on a short RIB where bursts of speed, quick planing, and agility in surf or tight waterways define the experience.

Bottom line: The SeaArk 1860JTPLDCC 2007 and SeaArk Jet Tunnel 1860MVJT 2008 are closely matched on the specs that matter most. Test-ride both on the water you actually use, check current dealer pricing, and factor in long-term service access before you sign.
General Boat Info
MakeSeaArk
MakeSeaArk
Model1860JTPLDCC
ModelJet Tunnel 1860MVJT
Model Year2007
Model Year2008
Measurements / Dimensions
Beam82 in
Beam82 in
Beam - Meters2.08
Beam - Meters2.08
Beam - Inches82
Beam - Inches82
Depth - Detail24 in
Depth - Detail24 in
Depth - Centimeters60.96
Depth - Centimeters60.96
Depth - Inches24
Depth - Inches24
Weight - Detail515 lbs
Weight - Detail500 lbs
Weight - kg233.6
Weight - kg226.8
Weight - lbs.515
Weight - lbs.5
Width [transom] - Detail60 in
Width [transom] - Detail60 in
Height [transom]25 in
Height [transom]20 in
Length - Feet18
Length - Feet18
Length overall - Detail18 ft. 0 in
Length overall - Detail18 ft. 0 in
Length overall - Meters5.49
Length overall - Meters5.49
Length overall - Inches216
Length overall - Inches216
Body / Hull
Hull materialAluminum
Hull materialAluminum
Hull thickness0.100 in
Hull thickness0.1
Hull typenot available
Hull typeTunnel
Engine and Drivetrain
Fuel typeGas
Fuel typeGas
Drive typeOutboard
Drive typeOutboard
Engine max65 hp
Engine max65 hp
Operational Info
Maximum capacity1,350 lbs
Maximum capacity1,350 lbs
Maximum people6
Maximum people6 / 790 lbs

SeaArk 1860JTPLDCC 2007 vs SeaArk Jet Tunnel 1860MVJT 2008 — Common Questions

Which is the larger boat — the SeaArk 1860JTPLDCC 2007 or the SeaArk Jet Tunnel 1860MVJT 2008?
The SeaArk Jet Tunnel 1860MVJT 2008 is the longer of the two at 18,0 feet overall. The SeaArk 1860JTPLDCC 2007 comes in at 18,0 feet, making it roughly 0,0 ft shorter — a meaningful difference in deck room and overall on-water presence.
Which is easier to trailer — the SeaArk 1860JTPLDCC 2007 or the SeaArk Jet Tunnel 1860MVJT 2008?
For trailering, the SeaArk Jet Tunnel 1860MVJT 2008 has the edge at 5 lbs dry weight versus 515 lbs for the SeaArk 1860JTPLDCC 2007. Add a motor (typically 300–500 lbs for an outboard in this class), gear, and a partial fuel load and the difference grows. Lighter is friendlier on smaller tow vehicles and on fuel economy while hauling.
How many people can each boat hold?
The SeaArk 1860JTPLDCC 2007 is Coast Guard rated for 6 passengers, while the SeaArk Jet Tunnel 1860MVJT 2008 is certified for 6. Note that legal capacity and comfortable capacity aren't always the same thing — on a full day out, most experienced boaters aim for about 80% of the rated number to keep things comfortable.
Which boat has the better power-to-weight ratio?
The SeaArk Jet Tunnel 1860MVJT 2008 has a better power-to-weight ratio at 0 lbs per hp compared to 8 lbs per hp for the SeaArk 1860JTPLDCC 2007. A lower number means quicker acceleration and faster time to plane — the number that actually matters most on short, sporty boats like these.
Do these boats require an oversize trailer permit to tow on US highways?
Both the SeaArk 1860JTPLDCC 2007 and SeaArk Jet Tunnel 1860MVJT 2008 share an 82 in beam — meaning both sit right at the 8’6" threshold that most US states use for standard-width loads. In most states you can tow at that width without a special permit, but regulations vary. Always check the rules for your state and any states you'll be passing through before your first long haul.
Are the SeaArk 1860JTPLDCC 2007 and SeaArk Jet Tunnel 1860MVJT 2008 from the same manufacturer?
Yes — both the SeaArk 1860JTPLDCC 2007 and the SeaArk Jet Tunnel 1860MVJT 2008 are built by SeaArk. That means shared dealer networks, common parts availability, and consistent build quality across the line. The choice between them is essentially a question of how much boat you need, not which brand you trust.