1986 Knowles 40 Express Sold Boat in Stuart, FL 34994 US
40 Express
2 Engines (2x Yanmar)
40 feet
Diesel
Fiberglass/Reinforced
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1986 Knowles 40 Express | ||||||
|---|---|---|---|---|---|---|
| Price | $295,000 | $289,000 | $289,000 | $309,000 | $279,000 | $278,000 |
| Location | Stuart | Jacksonville | Yankeetown | Destin | Hollywood | Miami |
| Nominal Length | 40' | 32' | 60' | 56' | 56' | 49' |
| Draft | 3' | - | - | - | - | - |
| Engine Make | Yanmar | Yamaha | - | MTU Detroit | MAN | Detroit |
| Total Engine Power | 465 hp | - | - | 825 hp | - | - |
| Days on Market | 645 | 6 | 73 | 28 | 30 | 52 |
| Get in touch |
This 1986 40ft Billy Knowles is a great example of a well-kept classic cold mold express sportfish. She was refit in 2011 and has since been well maintained and upgraded to encompass everything that a modern boat should represent. Don't miss this opportunity to own a beautiful piece of sportfishing history.
Recent Updates
- Feb 2021 - new water tank
- July 2021 - replace radar
- Oct 2021 - bottom paint
- March/April 2022 - new Phasor generator
- March/April 2022 - new fuel tanks/teak work
- May 2022 - oil service
- August 2022 - full engine service and heat exchangers/new turbos
- Sept 2022 - new antennas
- January 2023 - new sunshade and side curtains
- April 2023 - oil service
- Oct 2023 - new batteries
- 2 - Garmin 7612’s
- Garmin 4ft Open Array 12Kw Radar
- 1 - Garmin 7610 (tower)
- 2 - Garmin VHF 200
- Garmin Autopilot
- JL Audio Speakers
- Fusion Head unit
- Dinette
- Fridge
- Small 2 burner stovetop
- A/C
- Sink
- Cabinet Storage
- V berth with storage lockers on both sides
- Head
- Shower
- Fighting chair
- 2 - Cold boxes
- Fresh water washdown
- Raw water wash down
- Sink/bait prep station
- Tackle storage
- Engine room access
- Twin Yanmar GTE 465HP
- Port -2200hrs
- Starboard -2200hrs
- Cruise - 27kts
- Top end - 34kts
- Phasor 9.5kW – 10hrs
- LOA - 40’
- Beam - 12’6’’
- Draft - 3’5’’
- Displacement - 17,000lbs
- Fuel - 310gal
- Water - 50gal
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.
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 |
|---|---|---|
| 10/15/25 | Price decreased | $295,000(-10.3%) |
| 6/28/25 | Initial price | $329,000 |
Overview from around the web 1986 Knowles 40 Express
Customers praise the 1986 Knowles 40 Express for its classic design and solid build quality
Many appreciate its spacious cockpit and comfortable accommodations, making it ideal for both day trips and extended cruising. Owners often highlight the boat’s reliable performance and ease of handling, especially in various sea conditions. The timeless styling and well-maintained interior are also frequently mentioned as standout features. Overall, the 1986 Knowles 40 Express is regarded as a dependable and elegant vessel that delivers a rewarding boating experience.
The Biggest Pros and Cons
The 1986 Knowles 40 Express offers a range of features that make it a popular choice among cruising enthusiasts. Here are some of the key pros and cons of this classic vessel:
Pros
Sturdy Construction: Built with quality materials and craftsmanship, the Knowles 40 Express is known for its durability and solid build, making it reliable for extended cruising.
Spacious Interior: The layout provides ample living space below deck, with comfortable accommodations for family and guests.
Good Performance: Equipped with efficient sail plans and a well-designed hull, it delivers balanced handling and respectable speed under sail.
Classic Aesthetic: The traditional lines and expressive styling appeal to sailors who appreciate timeless boat design.
Functional Deck Layout: The cockpit and deck arrangements are practical, offering ease of movement and safe handling in various conditions.
Cons
Older Systems: Being a 1986 model, some onboard systems such as electrical, plumbing, or engine components may require updating or maintenance.
Weight and Draft: The boat’s heavier displacement and moderate draft can limit performance in light winds and access to shallow waters.
Limited Modern Amenities: Compared to contemporary designs, the Knowles 40 Express may lack some of the latest conveniences and technology found on newer vessels.
Maintenance: As with any older boat, ongoing upkeep is necessary to preserve its condition and ensure safety.
Made For
The 1986 Knowles 40 Express is ideal for boating enthusiasts seeking a classic, reliable express cruiser with ample space and comfortable accommodations. It suits those who enjoy coastal cruising, fishing, and entertaining guests onboard, offering a blend of performance and timeless design for both weekend getaways and extended trips on the water.
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Boat Location
Contact HMY Yacht Sales - Waterway Marina about 1986 Knowles 40 Express
290 N. Dixie Highway, Stuart, FL, 34994

























