J/133 Specs


Hull & Deck Construction


· The hull and deck are laminated with high quality materials : Sandwich construction using uni-and multi-directional glass, low density balsa core, vinylester resin and the “SCRIMP” patented resin infusion process, providing an anti-osmosis warranty of 10 years and a structural warranty of 5 years.

· White gelcoat hull finish with integrated gelcoat double boot stripe.

· Off-white deck with optional choice of 2 non-skid colors.

· Hull-to-deck joint is bonded with a methacrylate structural adhesive.

· Transverse/longitudinal grids and mast step are infused as part of the hull moulding.

· SCRIMP infusion moulded, main bulkhead.

· All intermediate bulkheads are glassed to hull and deck for strength and stiffness.

· ORC legal foredeck toe rails are an integral part of the deck moulding.

· Large capacity self draining foredeck chain locker, with space for optional electric anchor windlass.

· 2 side lockers in cockpit for storage of life-rafts.

· 2 aft lazarette lockers.

· 1 gas bottle locker, self draining with space for 2 bottles.

· Instrument pod on the sliding hatch w/ integrated mountings for sprayhood attachment.

· Transom platform with removable swimming ladder.


Keel & Rudder


· Low VCG lead keel (2.29 m draft), bolted and epoxy bonded to molded sump.

· Balanced, high aspect composite rudder using uni and multi-directional glass.

· Carbon fiber pre-preg rudder shaft.

· Self-aligning bearings.

· Aluminium steering wheel (5.26’), leather covered, on custom moulded pedestal, with well and drain.

· Compass on wheel pedestal with s/s protection bar.

· Emergency tiller.


Spars & Rigging


· White painted Hall Spars carbon mast (pre-impregnated-autoclaved), 2 sets of spreaders, with

mainsail track.

· White painted aluminium boom, with 12:1 outhaul purchase system, mainsail reef lines sheaves,

internal mainsheet anchorage point and forward articulated blocks to deck.

· Mast deck ring with custom moulded resin wedge, adjustable mast step.

· Discontinuous rod rigging (Nitronic 50).

· Hydraulic backstay adjuster.

· Harken Unit 2.0 genoa furling system.

· Retractable carbon bowsprit with adjustable watertight system.

· Rigid boomvang with integral purchase system for a final ratio of 30:1.

· Complete running rigging package


Deck Hardware


· 2 two speed self-tailing primary winches

· 2 two speed self-tailing mainsheet winches

· 2 two speed self-tailing secondary winches on aft end of coach roof

· 4 lock-in winch handles, including 2 of “Speed grip” type

· 4 winch handle holders

· Belowdecks mainsheet system on 2:1 blocks, led forward through boom, then down to sidedecks, then aft under deck to cockpit winches.

· Adjustable mainsheet traveler with 4:1 purchase led to both sides of the cockpit.

· Full length genoa tracks, with ball-bearing car system and adjustable purchase, adjusted from the cockpit.

· 2 footblocks for genoa sheets.

· Spinnaker sheet blocks mounted on through deck u-bolts.

· Halyard & reef turning blocks.

· Deck organizers to lead halyards and reef lines aft.

· Rope clutches on each side of companionway.

· Rope clutch on sides of coach roof.

· Bowsprit control line led to cockpit.

· 2 forward mooring cleats

· 2 aft mooring cleats

· Custom SS stemhead fitting with tack fitting and attachment studs for bow roller.

· SS chainplates for shrouds and backstay.

· 1 foredeck opening hatch (600 x 600 mm) with vent.

· Opening skylight hatches & portlights distributed in head, forward, main & aft cabins.

· 4 mesh line bags

· Large companionway spray hood with removable sides and opening front (choose from a selection of colors).

· SS handrails on top of coach roof.

· Double SS rail pulpit and pushpit.

· All around stainless lifelines, 10 stanchions including 6 with reinforcing leg.

· Acrylic companionway wash board with lock and vent.

· Flagstaff holder


Auxiliary Power


· Inboard 55 HP Saildrive diesel engine, 115 AH alternator, with double diode and fresh water-cooling with heat exchanger.

· Engine control panel recessed in cockpit, with plexiglass protection, including rev. counter, hour meter and alarms for oil pressure, low voltage and water temperature.

· 45 gallon fuel tank

· Sound insulated engine compartment, ventilation pipes to the transom.

· Two-blade folding propeller




· Manual bilge pump in cockpit

· Electric bilge pump with switch from automatic to manual functioning with control and individual warning light.

· Shower drain pump with filter.

· Pressurized water system.

· 2 SS water tanks (total 90 gallons) under main cabin settees

· Icebox drain.

· 6 gallon calorifier.

· Marine toilet

· 2 x 115 AH batteries & 1 x 70 AH battery for engine, with switches. The batteries are charged by either the engine or the battery charger.

· 12V electrical panel, with fuel gauge, voltmeter and ammeter.

· 110V electrical panel, with circuit breaker

· Halogen lights on ceilings and swiveling tulip lights in cabins.

· Ceiling light in heads

· Navigation lights on pushpit and pulpit, steaming light and mooring light.

· Rig grounded for protection against lightning

· Battery charger

· 110V Shorepower



· Built using wood, laminated or solid. All wooden parts are varnished or laminated with white formica.

· Floors are in plywood laminated with teak and holly effect.

· Vinyl lining or varnished wood hull linings.

Forward Cabin

· Access door to heads, large hanging locker, desk with storage above and below.

· Large double berth with lockers below.

· Locker and bookshelf on starboard side.

· Shelf above berth on port side.

· Access door to main cabin and forward heads.

Forward Head

· Access door to main and forward cabins.

· Lower part integrally moulded for easier maintenance, with integral shower tray, sink with access

· below to seacocks, toilet roll holder.

· Sink is recessed in synthetic resin colored worktop, with rail for hand towel.

· Shower with pressurized hot and cold water.

· Marine WC

· Electric shower drain pump.

· Shelf along the hull side with mirror.

· Shower grating

Aft Cabins(Port & Starboard)

· Access door to main cabin

· Large hanging locker

· Locker with doors, storage below and above.

· Changing seat

· Shelf along the hull side

· Large double berth

· Access door to engine

· Fuel tank under Starboard berth

Chart Table (to port)

· Large chart table facing forward.

· Chart storage under table lid & pencil box.

· Locker under chart table

· Bookshelf

· Large hinged instrument panel with electric display, 12V 18 functions - voltmeter – ampmeter.

· Navigator’s seat with storage below.

· Large wet hanging locker with drain behind the seat.

Main Cabin

· Settee/berths to port and starboard.

· Drop leaf table with cold moulded fiddles, bottle storage in centre fixed part.

· Large storage lockers behind backrests.

· Water tanks under seats

· S/s handrail on ceiling

· Lockers/bookshelves on each side.

U-Shaped Galley (to starboard)

· Gimballed gas stove with oven and 3 burners, with s/s protection bar.

· Double s/s sink unit recessed in synthetic resin worktop.

· Pressurized hot and cold water.

· Large 6.4 cu/ft moulded icebox/fridge, with double access, divider and storage shelf.

· 4 utensils drawers

· Bottles drawer

· Large storage under drawers

· Storage under sink with shelf

· Trash bin with direct access from worktop

· Full length locker outboard of galley worktop with crockery storage system.

· Cold moulded fiddle around the edge of the worktop with integrated handrail.


· White Formica finish for better wear resistance.

· Open fronted locker for storage of deck gear.

· Steps with angled treads between bulkheads.

· Handrails integrated in bulkheads.

· Main engine access through removable panel.



Specifications are subject to change prior to delivery due to deletion, additions or revisions in quantities, brand or design at the sole discretion of J/Boats, Inc. Newport, RI.


JK3 San Diego

2330 Shelter Island Dr

San Diego, CA 92106


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4514 Spencer Street

Torrance, CA, US, 90503


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1070 Marina Village Parkway

Alameda, CA 94501


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1500 Westlake Ave

Seattle, WA 98109


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