Alumacraft Navigator 165 Sport 2005 boat specs
Alumacraft
Alumacraft Navigator 165 Sport 2005
2005
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Alumacraft V-Bow 1860 AW Tunnel Special 2006 boat specs
Alumacraft
Alumacraft V-Bow 1860 AW Tunnel Special 2006
2006
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Alumacraft Navigator 165 Sport 2005 vs Alumacraft V-Bow 1860 AW Tunnel Special 2006 — Same Brand, Different Boat

The Alumacraft Navigator 165 Sport 2005 vs Alumacraft V-Bow 1860 AW Tunnel Special 2006 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 — Alumacraft Navigator 165 Sport 2005 at 16,0 ft versus Alumacraft V-Bow 1860 AW Tunnel Special 2006 at 18,0 ft. At 105 lbs and 105 lbs respectively, both sit in a similar weight class — either should pair comfortably with most mid-size SUVs and half-ton trucks, though always confirm your specific tow rating with the motor added.

The power gap is worth calling out. Rated to 115 hp, the Alumacraft V-Bow 1860 AW Tunnel Special 2006 has a 25-hp advantage over the Alumacraft Navigator 165 Sport 2005's 90-hp ceiling — enough to notice on acceleration and at cruising speed, particularly with a full passenger load. Fuel capacity breaks the other way: the Alumacraft Navigator 165 Sport 2005 carries 23 gallons versus 16 gallons in the Alumacraft V-Bow 1860 AW Tunnel Special 2006. On a lake day that's negligible, but for coastal cruising or long reservoir runs the extra range matters.

For family outings this is probably the sharpest distinction between the two. The Alumacraft V-Bow 1860 AW Tunnel Special 2006 is rated for 6 passengers, while the Alumacraft Navigator 165 Sport 2005 caps at 5. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Alumacraft V-Bow 1860 AW Tunnel Special 2006 could be the deciding factor.

At this size, power-to-weight ratio matters more than outright horsepower. The Alumacraft V-Bow 1860 AW Tunnel Special 2006 comes in at 1 lbs per hp versus 1 lbs per hp for the Alumacraft Navigator 165 Sport 2005. 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: Choose the Alumacraft V-Bow 1860 AW Tunnel Special 2006 if your priority is putting more people on the water — it handles 6 passengers and at 18,0 ft it has the deck room to back that rating up comfortably. The Alumacraft Navigator 165 Sport 2005 is the smarter pick if you want a lighter, easier-to-trailer boat rated for 5 that costs less to run day-to-day.
General Boat Info
MakeAlumacraft
MakeAlumacraft
ModelNavigator 165 Sport
ModelV-Bow 1860 AW Tunnel Special
Model Year2005
Model Year2006
Measurements / Dimensions
Beam96 in. (2.29 m)
Beam86 in
Beam - Meters2.44
Beam - Meters2.18
Beam - Inches96
Beam - Inches86
Depth - Detail36 in. (.99 m) Maximum to floor: 21 in. (.53 m)
Depth - Detailnot available
Depth - Centimeters91.44
Depth - Centimetersnot available
Depth - Inches36
Depth - Inchesnot available
Weight - Detail1050 lbs. (476 kg)
Weight - Detail1,050 lbs
Weight - kg476.27
Weight - kg476.27
Weight - lbs.105
Weight - lbs.105
Width [transom] - Detail90 in. (2.29 m)
Width [transom] - Detail60 in
Height [transom]20 in. (.51 m)
Height [transom]21 in
Length - Meters5.05
Length - Metersnot available
Length - Feet16
Length - Feet18
Length - Inches7
Length - Inchesnot available
Length overall - Detail16 ft. 7 in. (5.05 m)
Length overall - Detail18 ft. 0 in
Length overall - Meters5.05
Length overall - Meters5.49
Length overall - Inches199
Length overall - Inches216
Height - Detailnot available
Height - Detail25 in
Height - Metersnot available
Height - Meters0.64
Height - Inchesnot available
Height - Inches25
Body / Hull
Hull thicknessBottom: .098 in. (2.4 mm) Sides: .080 in. (2.0 mm) 2XB Bow?2nd plate: .080 in
Hull thickness.102 in
Hull materialnot available
Hull materialAluminum
Hull typenot available
Hull typeModified Vee
Engine and Drivetrain
Fuel tank capacity - Detail23 gal. (87 l)
Fuel tank capacity - Detail16 gal
Fuel tank capacity - Liters87.06
Fuel tank capacity - Liters60.57
Fuel tank capacity - Gal23
Fuel tank capacity - Gal16
Engine max90 hp (67 kw)
Engine max115 hp
Fuel typenot available
Fuel typeGas
Drive typenot available
Drive typeOutboard
Operational Info
Maximum people5
Maximum people6
Maximum capacitynot available
Maximum capacity1,600 lbs

Alumacraft Navigator 165 Sport 2005 vs Alumacraft V-Bow 1860 AW Tunnel Special 2006 — Common Questions

Which is the larger boat — the Alumacraft Navigator 165 Sport 2005 or the Alumacraft V-Bow 1860 AW Tunnel Special 2006?
The Alumacraft V-Bow 1860 AW Tunnel Special 2006 is the longer of the two at 18,0 feet overall. The Alumacraft Navigator 165 Sport 2005 comes in at 16,0 feet, making it roughly 2,0 ft shorter — a meaningful difference in deck room and overall on-water presence.
Which is easier to trailer — the Alumacraft Navigator 165 Sport 2005 or the Alumacraft V-Bow 1860 AW Tunnel Special 2006?
For trailering, the Alumacraft V-Bow 1860 AW Tunnel Special 2006 has the edge at 105 lbs dry weight versus 105 lbs for the Alumacraft Navigator 165 Sport 2005. 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.
Which boat can handle a bigger outboard?
The Alumacraft V-Bow 1860 AW Tunnel Special 2006 is rated to a maximum of 115 hp, giving it the larger power ceiling. The Alumacraft Navigator 165 Sport 2005 tops out at 90 hp. Keep in mind that maximum ratings are just that — matching the motor to the actual load and usage pattern usually matters more than chasing the ceiling.
How many people can each boat hold?
The Alumacraft Navigator 165 Sport 2005 is Coast Guard rated for 5 passengers, while the Alumacraft V-Bow 1860 AW Tunnel Special 2006 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 Alumacraft V-Bow 1860 AW Tunnel Special 2006 has a better power-to-weight ratio at 1 lbs per hp compared to 1 lbs per hp for the Alumacraft Navigator 165 Sport 2005. A lower number means quicker acceleration and faster time to plane — the number that actually matters most on short, sporty boats like these.
Which boat is wider, and does it affect trailering?
The Alumacraft Navigator 165 Sport 2005 measures 96" wide, compared to 86" for the Alumacraft V-Bow 1860 AW Tunnel Special 2006. The US standard-width towing limit is 8’6" (102") in most states — anything over that may need a wide-load permit. Confirm your specific route requirements with each state's DOT.
Which boat has the larger fuel tank — the Alumacraft Navigator 165 Sport 2005 or the Alumacraft V-Bow 1860 AW Tunnel Special 2006?
The Alumacraft Navigator 165 Sport 2005 has the bigger tank at 23 gallons, versus 16 gallons on the Alumacraft V-Bow 1860 AW Tunnel Special 2006. That 7-gallon difference translates to roughly 21–35 nautical miles of additional range at cruising speed, depending on motor, load, and conditions.
Are the Alumacraft Navigator 165 Sport 2005 and Alumacraft V-Bow 1860 AW Tunnel Special 2006 from the same manufacturer?
Yes — both the Alumacraft Navigator 165 Sport 2005 and the Alumacraft V-Bow 1860 AW Tunnel Special 2006 are built by Alumacraft. 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.