








































Key Features of This Yacht
Vessel Description
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.
Additional Information
Additional Information
- 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
Yacht Specification
Vessel Name
BIG MAMA
Length
40 ft
Beam
12.5 ft
Manufacturer
KNOWLES
Model
40 EXPRESS
Year Of Vessel
1986
Fuel Capacity
310|gallon
Fuel Type
diesel
Engine Make
Yanmar
Engine Model
GTE
No. of Engine
1
Other Yachts From Broker
View AllAbout 1986 KNOWLES 40 EXPRESS
This 1986 KNOWLES 40 EXPRESS is a premium power category boat currently located in Stuart, FL, US. It is powered by 1 Yanmar engines. With a beam of 12.5 ft and a fuel capacity of 310|gallon gallons, it's an ideal choice for buyers seeking diesel powered boats with efficient layouts.


