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36 Little Harbor 1990 Boat for Sale

Sis

ASKING PRICE: $155,000 Watch Price

Duxbury, MA

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Sis Boat | 36' Little Harbor 1990

SIS is a lovely example of an exceptionally well cared for and updated 1990 Little Harbor 36’ Softtop Express Cruiser. She is a two owner boat that has two remanned 2015 Cummins QSB 5.9 305 hp with less than ~ 350hrs. She has new 2026 props, zincs, and (4) new AGM 8D house and start batteries, and recently added Lewmar windlass. Her owner is selling due to wanting to downsize. She is on the hard inside a shed in Duxbury, MA, and ready for Summer 2026! 

Please call for your inspection. She will not disappoint. Thank you for your interest.


Denison Yachting - San Francisco is pleased to assist you in the purchase of this vessel. This boat is centrally listed by Gray & Gray Yachts.

Denison Yacht Sales offers the details of this yacht in good faith but can’t guarantee the accuracy of this information nor warrant the condition of this boat for sale. This yacht for sale is offered subject to prior sale, price change, or withdrawal from that yacht market without notice. She is offered as a convenience by this yacht broker to its clients and is not intended to convey direct representation of a specific yacht for sale.

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Sis HIGHLIGHTS

Sis additional information

Specifications
  • Cruising Speed: 25 kn
  • Beam: 11' 0''
  • Hull Material: Fiberglass
  • Max Draft: 3' 6''
  • Displacement: 16,000 lb
  • Fuel Tank: 1 x 300|gallon
  • Fresh Water: 2 x 120|gallon
  • Holding: 1 x 25|gallon
Additional Information

SIS is named after seller’s mother.  Two owner boat. Current Seller’s purchased in 2014.  

Recent Upgrades to SIS (formerly named CALEDONIA) 

  • Spring 2026 - 

    • Replaced both props due to pitting

    • Replaced Zincs

    • (4) new 8D AGM batteries -  (2) House & (2) Start

  • Summer 2017 - Rebuilt props and shafts.  Work by Nautilus.

  • Summer 2015 - Work by Allerton Harbor Canvas in Hull, MA  (~ $ 6,300)

    • New Slant Back Cover

    • Aft drop Curtains Strataglass / O’Sea windows in Tan Sunbrella 

  •                    4.  Summer 2015 - Replaced Twin Cummins QSB 5.9 305hp, ~ 350hrs (need for sellers to confirm engine hrs). Work by Gorham Diesel in Braintree, MA.

    HULL & DECK:

    • Hull Construction Fiberglass single skin gel-coat  laid-up Fiberglass (FRP)

    • Non-skid FRP forward, laid teak aft, teak, windscreens, cored decks fore & aft w/ Balsa core - No area indications of delamination per 2023 survey.

    • Flag Blue Awlgrip paint / Awlcraft 2000 on hull, white boottop, smooth green ablative-type antifouling bottom (bottom ~2024).

    • Gold cove stripe.

    • 1 ⅛” S/S bow rail with teak bow pulpit, extending to windshield. 

    • Todd swivel and sliding helm seat w/ teak back and vinyl cushion

    • White Sunbrella bimini softtop, with arch to mount radar.

    • Bomar forward bow hatch and 5 S/S opening ports.

    • S/S, ½ round striker plate to rub rail.

    • Port & stbd foredeck teak handrails.

    • Teak cockpit decking in nice condition.

    • 5-8 coats Epiphanes Varnish finish on exterior teak around windshield and toe rail. 

    • White vinyl L-shaped cockpit seating w/ navy piping, and twin seats aft.

    • Teak swim platform with s/s swim ladder.

    • Centerline Transom door w/ seats either side facing forward.

    • Teak swim platform with dropdown swim ladder.

    • 2-step teak boring ladder. grommets both port & stbd

    • (10) Stainless Steel Ports w/ screens

    • Bomar fwd hatch

    • White Sunbrella Bimini w/ softtop, and (2) drop downs w/ strataglass or O’Seas. (Summer 2017).



    Tankage

    Fuel: (1) 300 gallons FRP tank.

    Water: (2)  120 gal.  FRP tank.

    Holding: 20-25 gal. Polyethylene tank with y-valve and Macerator for overboard discharge.

    ENGINE & MECHANICAL:  Remanned Cummins 2015  ~ $68k by Gorham’s Diesel Repair

    • Twin Remanned Cummins QSB 5.9 305hp diesel, 6-cylinders (2015 Long Point Marine, Duxbury, MA), 305 hp, ~ 350hrs (2015)

    • ZF Hurth Marine  220A 1.5:1 transmissions w/ drive couplings

    • (2) Bronze 4- bladed props (2017 - Props & s/s shafts rebuilt by Nautilus) (replaced 2026 due to pitting - $14k)

    • Cooling System: Sea Water Cooled

    • 1 1/2" S/S dripless shaft. 

    • Raw water intake

    • Engine gauges.

    • Fiberglass exhaust muffler.

    • Hydraulic “Hynautic” steering w/ S/S wheel wrapped in elkhyde

    • Morse throttle controls Helm.

    • Racor fuel filters (2023 Changed)

    • Cruising speed:  ~ 20 - 21 knots @ 2200 rpms, burning ~ 20 gal/hr

    • Maximum speed: 25-30 knots @ 3000 rpms

    • Seacocks Groco bronze

    • AC / Heating - Esbar diesel heater 

    • Zincs (2026)

    • Trim Tabs

    ELECTRICAL: 

    • New 12V / 120V DC electrical system (over 50V)

    • (2) 8D, AGM Super Cycle batteries and Ferris Victron battery charger. (2026)

    • Magnum Inverter (2015 or Newer. Replace the Freedom per 2014 survey).

    • Nav lights, cabin lights, anchor light, LED Cockpit lights.

    • 2 -12V bilge pumps with float switches. 

    • 30 amp shore power 110V inlet.

    • Hot water Heater - ~ 11 gal. 120v & engine

    • Recent Lewmar V700 Delta Fast Net electric windlass up & down (2015 or newer)



    Accommodations

    • U-shaped convertible salon table to port

    • Hanging locker w/ seat

    • Fwd vee berth with filler for 2.

    • S/S sink with small Microwave above. Original owner did not want salon smelling of food, so removed stove. 

    • Stove - Removed (1st owner removed for more space)

    • To stbd a 12V/110V “Alder Barbour” refrigerator. 

    • Head: Separate shower w/ Jabsco manual marine head to stbd. w/ ~ 25gal polypropylene holding tank, Y-valve and Macerator.

    • Teak & Holly cabin sole.

    • Soft green & beige check cushions below. 

    • (10) opening s/s ports 

    • Ship’s Clock & Barometer above v-berth

    • Teak Fold-over table w/ pneumatic adjustable aluminum pedestal.


    Electronics

    • Garmin Radar- Multifunction Display GPS/Chartplotter & Depthsounder. (2017)

    • Richie compass.

    • Standard Horizon ICOM , IC-M424 VHF radio.

    • Alpine Stereo,AM/FM Cassette w/ speakers

    • Twin electric air horn

    EQUIPMENT: 

    • St. Croix Removeable Davits

    • Anchors: galvanized 22lb Bruce ~ 20’ - 25’ ¼” chain to ~ 250’-300’ nylon rode. Spare Fortress  w/ ~ 100’ rode.

    • Fenders; docklines

    • SARSAT Beacon EPIRB  #RLB-37 CATII - Expired 2025

    • 4 Type I PFD,  and 4 - Type II

    • 2 Expired fire extinguishers.

    • Boat hook.

    • Freshwater cockpit washdown

    • Throwable Safety Ring w/ boat’s name

    • (2) Wicker cockpit chairs

    • Life cushion

    • Ensign

    • (2) Large navy monogrammed towels.

    EXPLORE THIS YACHT

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