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Listed at $479,000

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Available for SaleNERVOUS WATER38' 1993 Knowles 

Billy Knowles boats are known for dry soft ride. "NERVOUS WATER" is a fine example of her bloodline. Nimble, economical and regal. A classic look!

Stepping aboard you will notice a simple well maintained old school gem. Her hull is Vintage 1993. Most everything else on board has been renewed from 2012 to present.

Her present owner purchased her in 2014 and did a bottom to buggy top refit.

Ongoing to present. She was re powered w/ Cummins 6BTA 370 HP mechanical engines. 825 hrs as of 6/1/2023.

All maintenance is current/ done on annual basis and Cummins specs.

Aftercoolers were renewed in 2022 as were exchangers batteries and belts. All Brightwork was stripped and Fauxed in 2020/21 with multiple coats of clear applied annually to keep rich mahogany look.

Her hull was stripped and soda blasted in 2104. Refaired primed and is painted annually with Sea Hawk paint.

Her custom 6’ Gap tower was done at Palm Beach Tower in 2015 to include hardtop and buggy top.

Along with Riggers and full Garmin electronic package, teak decks and cover boards and Generator have also been renewed during Refit.

Bluewater rocket launcher can be replaced with full fighting chair set up as can donut helm chair be swapped out for ladder back helm chair for travel, that are kept in storage in new money condition.

She turns heads wherever she floats and is in Simple and Fun condition.

Awaiting your inspection in WPB.

26 North Yachts is pleased to assist you in the purchase of this vessel. This boat is centrally listed by Gilman Yachts of Ft. Lauderdale, Inc.. It is offered as a convenience by this broker/dealer to its clients and is not intended to convey direct representation of a particular vessel


LOA: 38' (12 m)
Beam: 10' (4 m)
Hull Material: Cold Molded
Fuel Capacity: 300 gal (1,136 L)
Fresh Water Capacity: 75 gal (284 L)
Flag: United States
Location: Florida, United States, West Palm Beach
Build Year: 1993
Builder: Knowles
Model: Express Sportfish
Type: Sport Fishing
Cruising Speed: 22 Knots
Max Speed: 29 Knots
Engine Information:
  • Engine Make: Cummins
  • Engine Model: 6BTA
  • Engine Year: 2012
  • Engine Type: Inboard
  • Power (HP): 370.00
  • Power (KW): 275.91
  • Fuel Type: Diesel
  • Hours: 825.00
  • Engine Location: Port



  • 2012 Repower with Cummins 6BTA
  • 825 hours as of June 2023
  • 2015 Palm Beach Tower 6’ Gap Tower and Refit till present
  • Cold Molded
  • New teak decks and cover boards 2018
  • Renewed brightwork - fauxed 2021
  • New generator 2020
  • Fuel efficient 16 gal per hour @20k
  • Shallow draft 3’
  • Lightweight and nimble
  • Pedigree ownership her entire life with constant upgrades and it shows


  • Corian counter tops with high gloss mahogany sea rails
  • Built in Samsung microwave with cabinet stowage above renewed
  • GE refrigerator with freezer
  • Stainless steel sink with cabinet stowage below
  • Grohe faucet
  • 2 burner cooktop stove


  • Accessed centerline thru door with slide top down 2 steps
  • Teak and Holly sole
  • V berth with custom covers and pillows with stowage below
  • Anchor locker
  • Removable table with pedestal
  • LED overhead lighting
  • Hanging locker
  • 2 LED reading lamps
  • Overhead hatch to bow with ocean air blackout and screen
  • Cruise air 12k BTU marine air with digital pad
  • 2 varnished steps with covers and stowage below
  • Electrical panel
  • Head is to port with stand up shower, vanity sink, and LED lighting
  • Sea deck floor in head
  • Vinyl headliner
  • 110 v outlet
  • Custom varnished overhead rod holders -8
  • Painted cabinetry and walls with mahogany trim
  • Fusion MS PA 670 stereo with speakers in cabin and cockpit
  • First alert smoke and carbon monoxide CO2 detector
  • Fire extinguisher


  • Cold Molded Mahogany Hull construction with Divinicle Topsides
  • Lightweight Bow chocks and varnish guards
  • Molded spray rails
  • Trim tabs new 2022- done at Merritts
  • Mahogany Toe rail - stripped and fauxed 2021/22
  • Mahogany Cap rails- stripped and fauxed 2021/22
  • Helm Bar stool w chromed pedestal
  • Awlgrip Snow White paint with nonskid border
  • Teak cockpit and Bridge deck New 2018
  • Teak cover boards New 2018 PB Boatworks
  • Bottom completely sandblasted in 2014 and has had annual maintenance to include prop speed and seahawk paints
  • Exterior cushions for day bunks with back rest
  • Cushions for bridge deck counter area
  • EZ2CY enclosure
  • Varnished Teak transom
  • Underwater lights


  • Center line style with single lever varnished PB Helm pod with trim tabs controls /Start -Stop buttons
  • Organo Chromed steering wheel
  • Built in flush mount Garmin 8215 GPS with touch screen
  • Day bunks to port and starboard with stowage underneath
  • Cabinet with shelves for tackle stowage
  • Cabinet with Hubbell 110 outlet
  • 12v plug
  • Overhead Electronics box with cover
  • Fusion stereo controller
  • Icon IC M604 VHF
  • Garmin 72 mile radar
  • Garmin tri data digital depth speed temp
  • Garmin autopilot GHC 20 with rudder indicator
  • Aero nautical manual gauges
  • Garmin 8208 in tower
  • Ritchie compass-4” white 3” black in tower
  • Sirius XM weather antenna
  • Freezer- drop in style to port with control under port day bunk that can be used as drink box as well
  • Cutting table to stbd with tackle center below w/ 2 drawers


  • 2018 Teak cover boards and decks to include subdeck with shoe molding
  • Groomed annually
  • Cockpit fly shade with poles
  • Under gunnel kite reel outlets
  • LED under gunnel lighting
  • Bluewater Mahogany 6 rod Rocket Launcher with chrome pedestal
  • Turning Rod Holders in cover boards with backplate
  • Fresh and salt water wash down
  • Live-well hookup with drain to sea rail
  • Tackle center
  • Cockpit freezer/drink-box
  • Manual fuel inspection plate
  • Fresh water fills
  • Removable Chromed Hawse Pipes
  • 50 amp outlet
  • Power cord holder
  • Deck Hatch with border drain to access aft bilge, rudder and steering area


  • 110/240 12V
  • 5 KW Cummins 60 hr Generator with sound shield New 2020
  • With 60 hours 6/7/2023
  • New batteries 2023
  • C1 battery charger
  • Battery switches
  • 220 v shore power 50 amp cord - white in color
  • Acme transformer


  • Accessed thru bridge deck sole fwd of helm
  • Twin 2012 Cummins 6 BTA 370hp mechanical engines
  • 825 hours as of 6/1/2023
  • Most of hours have been live bait fishing off Palm Beach
  • Twin Disk 1 .51 : 1 ratio MG 506 gear
  • 1 1/2 stainless shafts
  • Racor 900 vacuum primary filters
  • New after coolers 2022
  • Heat exchangers serviced 2022
  • Fleet guard secondary filters
  • New fuel lines mains and gen
  • Reverso oil change pump with 5 manifold for Main engines - Gears - Gen New 2016
  • Air septs
  • KN filters
  • Fireboy Halon fire system
  • Gen Fuel filter
  • Holding Tank with Y valve
  • Shurflo Fresh water pump
  • Shurflo Salt water pump
  • Rule tournament live well pump
  • Galley Maid raw water head pump
  • Dometic 110 v A/C compressor
  • Intake Blower with thermostat
  • Shower sump- under cabin sole


  • Bridge deck teak is removable - manually to service topside of motors or make getting outboard simple.


  • 2014 Palm Beach Tower with 6 ‘ Gap
  • Rod Holders for Teaser rods on tower legs
  • Straight pipe style /old school look
  • Rybovich style belly band new 2021
  • Rupp riggers
  • Organo high polish steering wheel
  • Tower box with VHF and Start -Stop buttons inside
  • Garmin 8208 GPS with Autopilot and Radar
  • Trim tab controls
  • Hynautic/ Hydraulic steering
  • Blue tone white satin finish on underside of buggy top
  • 4’ VHF antenna on top of buggy top fixed
  • Air draft 33’ Riggers up
  • Air draft 25 Riggers out


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.

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