2005 Marstrom Seacart 30
$179,000
Boat in Richmond, CA 94804 US
Seacart 30
--
30 feet
--
Fiberglass/Reinforced
Seacart 30, "Bottle Rocket" designed by Marc Lombard and built by Marstrom Composites
Highlights:
- Turn-key multihull race boat with an outstanding pedigree.
- No expense has been spared in making this the fastest 30-foot race boat on the West Coast.
- Extensively raced in San Francisco Bay and Coastal Offshore California waters.
- Has placed 1st in every race it has finished except for one and has taken line honors in most of the races it has entered. Winner of BAMA Cup Series, OYRA Series, SSS Series, and the BAMA Racetrack.
- Extensively refit from 2022-2024, four sails purchased in the last year alone. Boat was completely disassembled over the last winter and all known issues were addressed.
2024 Race Results:
- Newport to Ensenada - 1st Place Corrected, 1st in Division, 2nd Boat to Finish
- Hardway Race - 1st Boat to Finish, 1st Place Corrected, 1st in Division
- SoCal 300 - 1st Place Corrected, 1st in Division
- Jr. Waterhouse - 1st in Line Honors, 1st Corrected, 1st in Division
2023 Results:
- 3 Bridge Fiasco - 1st to Finish, 1st Corrected Multihull Division
- Corinthian Regatta - 1st to Finish, 1st Corrected Multihull Division
- Big Daddy Pursuit - 1st to Finish
- Full Crew Farallons - 1st to Finish, 1st Corrected Multihull Division
- Double Handed Farallons - 1st to Finish, 1st Corrected Multihull Division
- Vallejo 1-2 - 1st to Finish, 1st Corrected Multihull Division (both days)
- BAMA Race Track - Winner, elapsed time 47m19s
2021-2022 results upon request.
Foils/Appendages:
- 2022 Rudders designed and built by Larry Tuttle, Waterat. Includes redesigned kick-up system.
- Amas have reversed bows measuring the same length as center hull.
- Original Seacart Rudders, modified by previous owners to include t-foil
- Original Seacart Daggerboard
- T-foils for amas with screw-drive for canting fore and aft, designed and built by previous owners. Trunk exits have been sealed as these t-foils have not been used.
- Custom tiller extensions with Spinlock handles
- Custom crossbar system with autopilot brackets
- Custom carbon backrest and lifelines
Rigging:
- Completely re-rigged 2021-2024
- Future Fibers ECSix Carbon Forestay
- Dyneema SK99 Shrouds
- Karver KFH furling halyard locks on Gennaker(1.5t), Screecher(1.5t), Genoa(3.0t) and Jib(1.5t).
- Karver carbon furlers (KFR) with Gennaker and Screecher running 2:1 tacklines and K Snap, Genoa running 3:1 tackline.
- Main Halyard is 2:1 with Antal DV remote jammer. Custom square-top release system and adjustable lazy jacks.
- Carbon rotator with on deck adjuster and over-rotators.
- Extended jib track.
- All running rigging has been redesigned and built with appropriate sizing and materials.
Electrical and Electronics:
- Victron LFP-Smart 12.8/100 12V Lithium Battery, 100 Ah
- Victron BMV-712 Smart Battery Monitor System with Shunt
- Victron SmallBMS Battery Management Sytem with Pre-Alarm
- Victron Smart BatteryProtect
- Efoy 80 Fuel Cell System for battery charging underway
- B&G H5000 Hercules Processor
- B&G WS320 Wireless Wind Instruments
- B&G ZG100 GPS with Compass
- B&G Zeus 3S Chartplotter (7")
- Lars Thrane LT-500 AHRS Electronic Compass
- Three (3) Airmar DT-800 speed transducers with custom heel angle switcher
- Raymarine Depth Transducer w/NMEA 2000 converter
- Vesper XB-800 Class B AIS transponder and Vesper VHF Splitter
- Standard Horizon VHF with DSC
- Raymarine EV-1 Autopilot System w/S100 Remote
- Backup Raymarine ST1000 Tiler Pilot
- Eight (8) Garmin GNX120 displays in custom enclosures, 4 port and 4 starboard
- Garmin GNX Keypad
- B&G H5000 Graphic Display mounted next to companionway
- LED Navigation Lights on hull and masthead
- EPIRB, Handheld VHF and all other required ocean racing safety gear (DANbuoy, running lights, flares, etc.)
Auxilliary Power:
- 20hp 4-stroke Tohatsu Outboard Motor with electric start (2021).
- Original 5hp 2-stroke Mercury Outboard Motor (2015).
Other:
- Custom carbon pipe berth
- Removable galley storage pockets and gimballed JetBoil stove
- Custom cockpit design, significantly better than original.
- Rear deck has been raised 3" to reduce flooding.
- Custom carbon outboard bracket and elimination of troublesome track system.
- Custom cradles for main hull. No trailer.
- Various covers for blades, cabin top, mainsail and instruments
• Turn-key multihull race boat with an outstanding pedigree.
• No expense has been spared in making this the fastest 30-foot race boat on the
West Coast.
• Extensively raced in San Francisco Bay and Coastal OLshore California waters.
• Has placed 1st in every race it has finished except for one and has taken line honors
in most of the races it has entered. Winner of BAMA Cup Series, OYRA Series, SSS
Series, and the BAMA Racetrack.
• Extensively refit from 2022-2024, four sails purchased in the last year alone. Boat
was completely disassembled over the last winter and all known issues were
addressed.
2024 Race Results:
• Newport to Ensenada - 1st Place Corrected, 1st in Division, 2nd Boat to Finish
• Hardway Race - 1st Boat to Finish, 1st Place Corrected, 1st in Division• SoCal 300 - 1st Place Corrected, 1st in Division
• Jr. Waterhouse - 1st in Line Honors, 1st Corrected, 1st in Division
2023 Results:
• 3 Bridge Fiasco - 1st to Finish, 1st Corrected Multihull Division
• Corinthian Regatta - 1st to Finish, 1st Corrected Multihull Division
• Big Daddy Pursuit - 1st to Finish
• Full Crew Farallons - 1st to Finish, 1st Corrected Multihull Division
• Double Handed Farallons - 1st to Finish, 1st Corrected Multihull Division
• Vallejo 1-2 - 1st to Finish, 1st Corrected Multihull Division (both days)
• BAMA Race Track - Winner, elapsed time 47m19s
2021-2022 results upon request.
Sail Inventory:
Sail
Description
Build Year
Comment
Brand
A-0
Gennaker for light air
2024
Nylon gennaker, weapon for light air and choppy water.
Ullman Sails
A-1
Gennaker, AP
2023
Excellent condition. Made of C-0 material.
Ullman Sails
J-0
Screecher
2024
Paneled. Fairly full, good upwind to 8 knots. Great reaching and heavy air running.
Ullman Sails
J-1
Genoa
2021
String sail. Upwind from 7 to 13 knots of wind. Still competitive but next sail to be replaced.
Ullman Sails
J-2
Jib
2024
Paneled with KZ hanks, carbon tack and clew plate
Ullman Sails
J-4
Jib, small
2021
Taffeta string with KZ hanks, carbon tack and clew plate. Excellent condition
Ullman Sails
Main
2024
Square top with carbon battens and no stainless steel. On harken track with slides
Ullman Sails
A-3
Spinnaker
2021
Good condition, Selden top furling, made of woven Polyester
Ullman Sails
A-5
Spinnaker, small
2021
Excellent condition. Selden top furling. Made of woven polyester. Heavy air runner.
Ullman Sails
J-2
Jib, old
???
Older paneled jib, still functional
Barracouta
Main
Main, old
???
Older paneled Main, still functional but slides removed
Barracouta
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.
Price History
| Date | Event | Price |
|---|---|---|
| 1/30/26 | Initial price | $179,000 |
2005 Marstrom Seacart 30 Video Tours
Overview from around the web 2005 Marstrom Seacart 30
Customers praise the 2005 Marstrom Seacart 30 for its exceptional performance and innovative design
Many highlight its impressive speed and agility on the water, attributing this to the cutting-edge hydrofoil technology that sets it apart from traditional sailboats. Owners appreciate the boat's robust construction and attention to detail, noting that it offers both durability and comfort for extended sailing adventures. The Marstrom Seacart 30 is often lauded for delivering an exhilarating sailing experience while maintaining stability and control, making it a favorite among enthusiasts seeking both thrill and reliability.
The Biggest Pros and Cons
The 2005 Marstrom Seacart 30 is a unique and innovative trimaran that offers a range of advantages and some considerations to keep in mind:
Pros
Exceptional Speed and Performance: Thanks to its lightweight construction and advanced design, the Seacart 30 delivers impressive speed and agility, making it ideal for racing enthusiasts and swift cruising.
Innovative Folding System: The foldable amas (outriggers) allow the boat to reduce its beam for easier docking and trailering, providing excellent versatility and convenience.
High Stability: The trimaran configuration offers superior stability compared to monohulls, enhancing safety and comfort, especially in rough conditions.
Quality Construction: Built with high-quality materials and craftsmanship, the 2005 model ensures durability and longevity.
Spacious Deck Layout: Despite its compact length, the Seacart 30 provides ample deck space and comfortable cockpit arrangements for crew and passengers.
Cons
Limited Interior Space: As a performance-oriented trimaran, the interior accommodations are relatively modest, which may not suit those seeking extensive living quarters.
Maintenance Complexity: The folding mechanism and trimaran structure may require more specialized maintenance compared to traditional monohulls.
Availability of Parts: Being a less common model, sourcing specific replacement parts might be challenging and potentially costly.
Learning Curve: Handling a trimaran, especially one with folding amas, can be different from monohulls and may require some experience or training.
Made For
The 2005 Marstrom Seacart 30 is ideal for sailors seeking a high-performance, cutting-edge trimaran that combines speed, stability, and innovative design. Perfect for experienced sailors and racing enthusiasts, this boat offers exhilarating offshore capabilities while maintaining comfort and safety. Its advanced construction and sleek lines make it suitable for those who want to push the limits of multihull sailing, whether for competitive racing or thrilling recreational adventures.
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Meet the Broker
Address
Boat Location
Contact Rubicon Yachts - Alameda about 2005 Marstrom Seacart 30
1150 Ballena Blvd. Suite 121, Alameda, CA, 94501
Contact Rubicon Yachts - Alameda
1150 Ballena Blvd. Suite 121, Alameda, CA, 94501

















