2005 Cobalt 343 Boat in Gilford, NH 03249 US
Built in 2005
343
2 Engines (2x MerCruiser)
35.3 feet
Gas
Fiberglass/Reinforced
2005 Cobalt 343
- Twin Mercruiser 496 Mag High Output
- 425 HP x 2
- Bravo 1 Drives
- 515 Hours
- Garmin 743 XSV GPS
- Garmin 743 XSV Chart Plotter
- Speedlog, Depth Gauge
- Fusion Stereo System
- Mercury Hydraulic Trim Tabs
- On-board Battery Charger
- Flushable Head
- Sea Dek
- Swim Platform w/ Ladder
~ Includes Road Worthy Tri-Axle Trailer ~
Priced @ $59,900
Currently located in Gilford NH
Call Brett @ (774) 287 5777
BrettM@OffTheHookYS.com
OFF THE HOOK YACHT SALES
*** WE TAKE TRADES, Offer In-House Financing, & with Our Signature Dock-to-Dock Transportation Services, we can Move this Boat to ANY LOCATION!***
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
| Date | Event | Price |
|---|---|---|
| 9/25/26 | Price decreased | $59,900(-7.7%) |
| 9/14/26 | Price decreased | $64,900(-7.2%) |
| 9/10/26 | Price decreased | $69,900(-4.1%) |
| 9/6/26 | Initial price | $72,900 |
2005 Cobalt 343 Video Tours
Cobalt 343: BoatTEST 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 2005 Cobalt 343
The 2005 Cobalt 343 has garnered positive feedback from customers who appreciate its blend of style, performance, and functionality
Owners often highlight the following aspects: 1. Performance: Many users praise the powerful engine options, which provide smooth acceleration and excellent handling on the water. The Cobalt 343 is noted for its agility, making it a joy to drive in various conditions. 2. Comfort: Reviewers frequently mention the spacious and inviting cockpit, designed for comfort during long outings. The seating arrangement is ideal for entertaining friends and family, offering ample space to relax. 3. Quality Construction: Customers often commend Cobalt's reputation for quality craftsmanship. The materials used in the boat's construction feel durable, and the attention to detail in design elements is frequently appreciated. 4. Versatility: The 343 is praised for its versatility, serving well for day cruises as well as weekend getaways. The ample storage and amenities make it an excellent choice for both leisure and fun on the water. 5. Stylish Design: The sleek and modern aesthetic of the Cobalt 343 receives positive remarks for its timeless appeal, making it stand out at the dock. Overall, customers express satisfaction with the 2005 Cobalt 343, emphasizing its ability to deliver a luxurious boating experience while ensuring durability and style.
Made For
The 2005 Cobalt 343 is designed for those who crave the ultimate luxury experience on the water, combining performance with elegance. This sleek and stylish vessel caters to boaters who appreciate both leisure and adventure, making it ideal for families, couples, or groups of friends who enjoy entertaining as much as they do exploring. With its spacious layout and comfortable seating, the Cobalt 343 is perfect for social gatherings or relaxing trips around the bay. Boaters looking for a reliable and well-engineered performance craft will appreciate its powerful twin-engine setup, providing thrilling acceleration and a smooth ride even in choppy waters. Additionally, the Cobalt 343 offers ample storage, high-end finishes, and modern amenities—making it a great choice for those who desire convenience and sophistication on their outings. Whether you’re cruising, watersports, or simply enjoying a sunset, the 2005 Cobalt 343 is built for those who seek quality, performance, and style in their boating experience.
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 2005 Cobalt 343 | ||||||
|---|---|---|---|---|---|---|
| Price | $59,900 | $59,900 | $50,995 | $79,556 | $84,038 | $35,000 |
| Location | Gilford | Wolfeboro | Laconia | Wolfeboro | Wolfeboro | Melvin Village |
| Nominal Length | 35' | 27' | 28' | 23' | 22' | 27' |
| Draft | 3' | - | - | - | - | - |
| Engine Make | MerCruiser | - | VOLVO | - | - | - |
| Total Engine Power | 424 hp | - | - | 300 hp | - | - |
| Days on Market | 22 | 5 | 123 | 327 | 201 | 88 |
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Contact Off The Hook Yacht Sales about 2005 Cobalt 343
1701 JEL WADE DRIVE, WILMINGTON, NC, 28401
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