Oyster OM43 “Ylva” — The Finest of Only Four Ever Built
A rare opportunity to own one of only four Oyster OM43s ever produced — and the finest example in existence.
Powered by twin Cummins QSB 5.9 diesels with rebuilt Hamilton jet drives, Ylva delivers up to 30 knots of refined performance, precision handling, and unmistakable Oyster quality.
Recently refitted by Bormarine Ltd Marine Engineering, she features new Garmin navigation, Fireboy safety systems, lithium batteries, and Lenco electronic trim tabs — all presented in turn-key condition.
Inside, enjoy luxurious leather upholstery, two double cabins, and satin teak joinery — timeless craftsmanship blended with modern technology.
An extraordinary, fully upgraded motor yacht ready for immediate cruising.
Viewings by appointment — don’t miss this rare opportunity.
Specifications
· Model: Oyster OM43
· Name: Ylva
· Length Overall (LOA): 13.26 m (43’6”)
· Beam: 4.09 m (13’5”)
· Draft: 0.68 m (2’3”)
· Displacement: 12 tonnes
· Engines: Twin Cummins QSB 5.9 (480 hp each)
· Propulsion: Twin Hamilton Jet Drives with MouseBoat control
· Top Speed: 30 knots
· Cruising Speed: 23 knots
· Fuel Capacity: 1,660 L
· Fresh Water Capacity: 340 L
· Cabins: 2 double sleeping cabins
· Head: 1 enclosed
· Construction: Advanced composite (vinylester resin, E-glass, Kevlar, carbon fiber)
Recent Upgrades & Technical Highlights
Professionally refitted with no expense spared, Ylva benefits from a comprehensive mechanical, electrical, and systems overhaul — bringing this rare Oyster motor yacht to modern standards of safety, luxury, and reliability.
Engines & Propulsion
· Complete Cummins service including new injectors, filters, belts, and impellers.
· Cooling systems stripped, cleaned, and refilled with Blue Marine antifreeze.
· Heat exchangers removed and cleaned.
· New turbocharger and freshwater pumps fitted.
· Hamilton Jet Drives completely rebuilt with new seals, bearings, and internal anodes.
· Raw-water system renewed.
Electrical & Power Systems
· Outdated wet-cell batteries replaced with a high-capacity lithium battery bank.
· New charging and monitoring system fitted.
· Full rewiring and inspection of all primary circuits for reliability and safety.
Trim & Handling
· Original hydraulic trim tabs upgraded to new-generation Lenco electronic tabs with larger surfaces — enhancing performance and stability.
· Joystick control for effortless low-speed maneuvering and precision docking.
Navigation & Electronics
· Full electronics refit with Garmin’s latest navigation suite:
o Multifunction touchscreen displays
o Integrated radar and chart plotter
o Garmin VHF, NMEA2000 backbone
o Garmin CCTV system with remote monitoring via the ActiveCaptain app
· All J1939 engine communication faults corrected for full integration between engines and nav systems.
Safety Systems
· Firebuoy automatic fire suppression system professionally installed in engine room.
· Additional lithium fire suppression system for redundancy and peace of mind.
· Bilge pumps and alarms fully tested and serviced.
Interior & Comfort
Inside, Ylva showcases Oyster’s hallmark craftsmanship — a combination of timeless design, superior materials, and exceptional comfort.
· Premium leather upholstery throughout the saloon.
· Two double sleeping cabins finished in satin teak joinery.
· Galley with refrigerator, hob, microwave, and generous storage.
· Spacious saloon with panoramic visibility and full-width glass doors opening onto the cockpit.
· Bathroom/Head with shower, electric toilet, and modern fixtures.
· LED lighting throughout for ambience and efficiency.
· Teak decks with white holly inlays for a classic Oyster aesthetic.
· Retractable cockpit canopy for all-weather cruising.
Why “Ylva” Stands Apart
One of only four ever built — an extremely rare Oyster motor yacht, highly collectible.
The finest example of the OM43 line — professionally refitted, modernized, and fully serviced.
Turn-key condition — engines, jet drives, safety, and electronics all recently renewed.
Modern technology — Garmin navigation, lithium battery power, Fireboy suppression systems.
Luxury & comfort — leather interior, teak joinery, and bright, open-plan layout.
Performance & precision — twin Cummins diesels with Hamilton jets for 30 knots and effortless control.
Ylva isn’t just a yacht — she’s a statement of quality, exclusivity, and capability. For the discerning owner, this is a chance to acquire not only a rare vessel but arguably the best Oyster OM43 in existence.
Viewing & Enquiries
The Oyster OM43 “Ylva” is available for immediate viewings by appointment.
For full specifications, high-resolution images, or to arrange a private inspection, please contact us.