2007 Cobalt 343

$115,000

Used

Boat in Iuka, MS 38852 US

builtBuilt in 2007
Year the boat was built
model

343

Boat model
engine

3 Engines (2x Mercruiser, Westerbeke)

Engine type and count
length

34 feet

Overall boat length
fuel

Gas

Fuel type
material

Fiberglass/Reinforced

Hull material
Nominal Length
34ft
Length Overall
35ft
Beam
9.67ft
Max Bridge Clearance
5.75ft
Max Draft
3.08ft
Drive Up Draft
2.33ft
Freeboard
2.33ft
Deadrise At Transom
25deg
Dry Weight
11750lb
Cruising Speed
34.76kn
Max Speed
52.14kn
Heads
1
Fresh Water Tanks
10gal
Fuel Tanks
200gal
Hull Material
fiberglass
Hull Shape
deep-vee
Engine 1
Engine Make
Mercruiser
Engine Model
496 Mag Ho
Total Power
425hp
Engine Hours
395
Fuel Type
gasoline
Engine Year
2007
Drive Type
stern
Engine 2
Engine Make
Mercruiser
Engine Model
496 Mag HO
Total Power
425hp
Engine Hours
395
Fuel Type
gasoline
Engine Year
2007
Drive Type
stern
Engine 3
Engine Make
Westerbeke
Engine Model
3.0 kw
Engine Hours
226
Engine Year
2007
Cockpit Table
Bow Thruster
Air Conditioning
Battery Charger
Depthsounder
Radio
Cockpit Speakers
Vhf
Bimini Top
Cockpit Cover
Shore Power Inlet
Generator
OPTIONS LIST

(2) Mercruiser 496 Mag HO Engines 425hp each 395 Hours

Westerbeke Generator 3.0kw With 226 Hours

Air Conditioner

Flushing Potty & Sink

Bow Thruster

Captain Call

Garmin GPS Map 292

Electric Windlass/Anchor

Battery Charger & Shore Power

Rockford Fosgate Amp, Speakers & Sub

Infinity Teak Fabric

Blue Underwater Lights

Canvas Speed Top

Custom Fit Cover

Freshwater Boat

New Bottom Paint 2022

17,000 lb Lift

Floating Boat Lift

     Floating 18K back in boat lift is available for sale and can be included in the deal for $10,000 or boat and lift can be sold separately.

Disclaimer

The Company offers the details of this vessel in good faith but cannot guarantee or warrant the accuracy of this information nor warrant the condition of the vessel. A buyer should instruct his agents, or his surveyors, to investigate such details as the buyer desires validated. This vessel is offered subject to prior sale, price change, or withdrawal without notice.

Price History

DateEventPrice
4/16/26Price decreased$115,000(-9.8%)
3/9/26Price decreased$127,500(-12.1%)
3/8/26Initial price$145,000

Videos from Captain's Choice of Pickwick on this 2007 Cobalt 343

Contact Captain's Choice of Pickwick

3834 Highway 25, Iuka, MS, 38852

Boattest.com Review

Overview

Cobalt has long been recognized for producing world-class sport boats, though it has not been widely known in the high-performance segment—until now. The Cobalt 343 represents a significant advancement for the brand, emerging from three years of dedicated research and development. This model is designed to combine high-performance capabilities with the luxury and attention to detail that Cobalt is known for, aiming to deliver an exhilarating and refined boating experience.

Exterior Design and Deck Features

The Cobalt 343 features a thoughtfully designed exterior that prioritizes both performance and comfort. Wide side decks facilitate easy movement around the boat, while a fender locker equipped with gas-assisted lifts provides convenient storage. The deck layout includes two individual sun pads and two stern benches separated by a spacious walk-through, with double-hinged seats offering ample storage beneath. Practical amenities such as an inflator for water toys and a tool kit are integrated into the port bench compartment, which also houses battery switches, main breakers, and canvas pole storage. The two-level transom and swim platform provide close access to the water, protected by a wraparound stainless steel bar that serves as a handhold and dock guard. A dive-style ladder deploys effortlessly via a lever, and stainless steel vents and fins ensure fresh air circulation to the engine compartment. Additional features include a swim shower and water hookup located in the starboard compartment.

Interior Living Spaces

Inside the cabin, the Cobalt 343 offers a level of refinement more commonly found on mega-yachts or aircraft. The cabin door is a solid, non-sliding design that opens to reveal a port-to-starboard V-shaped bench seating area. A flat-panel television is mounted in one corner, providing entertainment options for evening relaxation. The enclosed head includes a port-a-potty, sink, and vanity, ensuring privacy and convenience. At the stern, rear-facing bench seats create a spacious conversation area, with the double-hinged seating providing cavernous storage below.

Helm and Controls

The helm station of the 343 is designed with a futuristic, cockpit-like layout. To the left of the helm, a bank of rocker switches is complemented by two rows of gauges, including water and air temperature indicators as well as digital depth gauges. The helm features Gaffrig instrumentation and LaVorsi precision engine controls, allowing the operator precise command over the vessel. The pilot seat is equipped with electric lifts that enable a quick transition from seated to standing driving positions. This ergonomic and technologically advanced helm setup enhances control and comfort during operation.

Power and Performance

Performance on the Cobalt 343 is driven by twin 496 V8 engines, each producing 425 horsepower. The boat incorporates Cobalt's first-ever step-tall hull design, augmented by a padded keel and a knot's transom, which together contribute to exceptional stability and a smooth ride even in choppy seas. The hull design ensures the boat remains firmly planted on the water during straight runs and maintains excellent grip through turns. The engines feature a closed cooling system, an air-actuated single-point water drain system with an included air pump, and a single serpentine belt driving all components. The engine control module utilizes a motor oil microprocessor to optimize fuel mixture, knock control, and ignition timing independently for each cylinder, resulting in precise and efficient performance. The 343 measures 35 feet 4 inches in length overall with a beam of 9 feet 8 inches and a draft of 28 inches with the drive up, extending to 37 inches with the drive down. It weighs approximately 10,200 pounds with twin CERN drives and carries 200 gallons of fuel, meeting yacht certification standards. Economically, the boat cruises at 3,500 RPM, achieving 40.9 miles per hour with a fuel consumption of 31.5 gallons per hour, offering a range of 234 miles on a full tank. At wide-open throttle, it reaches 5,100 RPM and a top speed of 62.4 miles per hour.

Conclusion

The Cobalt 343 successfully blends high-performance engineering with the luxury and meticulous craftsmanship that the brand is known for. Its innovative hull design and powerful twin engines deliver thrilling speed and handling, while the thoughtfully designed interior and exterior spaces provide comfort and convenience for extended outings. With a top speed exceeding 60 miles per hour and a comprehensive suite of amenities, the 343 stands out as one of the most luxurious high-performance sport boats currently available.

Overview from around the web 2007 Cobalt 343

The 2007 Cobalt 343 has received positive feedback from customers, with many praising its combination of luxury, performance, and design

Owners often highlight the spacious and well-appointed cockpit, which offers ample seating and an inviting atmosphere for entertaining. The stunning aesthetics, both inside and out, have garnered admiration, with its sleek lines and quality finish showcasing Cobalt's commitment to craftsmanship. Performance-wise, the dual-engine setup provides impressive power and maneuverability, making it a joy to navigate on the water. Customers appreciate its smooth ride, even in choppy conditions, along with the impressive acceleration that makes it a thrill to drive. Safety features and stability are also frequently mentioned, contributing to a sense of security while out on the water. The onboard amenities, including a fully-equipped galley and comfortable sleeping quarters, make it an ideal choice for overnight trips and leisurely cruising. Overall, the 2007 Cobalt 343 is highly regarded for its blend of style, comfort, and performance, making it a top choice for boating enthusiasts looking for a versatile and luxurious experience on the water.

Made For

The 2007 Cobalt 343 is designed for avid boaters who appreciate luxury, performance, and versatility on the water. Ideal for individuals or families seeking an upscale experience, this vessel caters to those who enjoy entertaining guests or embarking on weekend getaways. With ample seating, a spacious cockpit, and a well-appointed cabin, it's perfect for cruising, water sports, or simply relaxing under the sun. Whether you’re an experienced captain or a new boater, the 343’s user-friendly features and robust construction make it an attractive choice for anyone looking to elevate their boating lifestyle.

Finance your dream boat!

Use our boat payment calculator to estimate monthly payments for 2007 Cobalt 343. Enter your down payment, choose a loan term, and adjust the interest rate to see an instant payment estimate — ideal if you're calculating boat payments before you enquire. Wondering how much does a High Performance cost in today's market, or how much does a Cobalt cost for similar models? This boat financing calculator helps you compare scenarios in seconds, whether you're considering used boat financing or a new purchase.
Monthly payment
$728.22/mo
$
$
%
Principal Loan Amount$ 97,750
Total Payment$174,773.37

Finance your dream boat!

Use our boat payment calculator to estimate monthly payments for 2007 Cobalt 343. Enter your down payment, choose a loan term, and adjust the interest rate to see an instant payment estimate — ideal if you're calculating boat payments before you enquire. Wondering how much does a High Performance cost in today's market, or how much does a Cobalt cost for similar models? This boat financing calculator helps you compare scenarios in seconds, whether you're considering used boat financing or a new purchase.
Monthly payment
$728.22/mo
$
$
%
Principal Loan Amount$ 97,750
Total Payment$174,773.37

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Address

3834 Highway 25
Iuka, MS 38852

Boat Location

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