Furioso 25 Information, Review, Specs

Furioso 25 Drawing
Make
Furioso
Model
25
Builder
ACVA-Båt
Designer
Lars Olof Norlin
Number Built
100
Production Year(s)
1975 - 1985

The Furioso 25 is a notable entry in the history of Canadian naval architecture, representing the early performance-oriented career of the prolific designer Steve Killing Yacht Design. Produced during the mid-1970s by Furioso Yachts in Oakville, Ontario, the vessel was born into the competitive landscape of the International Offshore Rule (IOR) era. While many 25-footers of that period leaned heavily toward family cruising, the Furioso 25 was designed with a distinct emphasis on speed and "big boat" handling characteristics in a trailerable or small-slip package. It effectively bridged the gap between a pure Quarter Tonner and a weekend cruiser, offering a stiff, responsive ride that became a common sight on the racing circuits of Lake Ontario and the Pacific Northwest.

Sailing Performance & Handling

The sailing philosophy behind the Furioso 25 is rooted in its deep-fin keel and high-aspect-ratio spade rudder, which provide exceptional lift and tracking when beating to windward. With a displacement of approximately 3,800 pounds, the boat possesses enough mass to handle a Great Lakes chop without the "hobby-horsing" often found in lighter displacement hulls of this length. Designers and owners from the era note that the boat feels significantly larger than 25 feet at the helm, largely due to its balanced sail plan and a hull form that resists excessive rounding up in heavy gusts.

The boat’s performance under sail is optimized for a PHRF (Performance Handicap Racing Fleet) environment, where it typically competes with a rating that reflects its agility in light-to-moderate air. Because it was influenced by 1/4 Ton design trends, the hull carries its beam well aft, which provides a stable platform when reaching, though, like many IOR-influenced designs, it requires an attentive helmsman and active sail trimming to maintain peak performance in following seas.

Interior Comfort & Variations

While the Furioso 25 was marketed as a cruiser-racer, the interior is decidedly snug, reflecting the "low-profile" aesthetic of 1970s performance boats. The cabin offers a functional layout featuring a forward V-berth, two settees that double as berths in the main salon, and occasionally a quarter berth depending on the specific deck mold used during production. Headroom is modest, usually capped at around five feet, necessitating a "crawling" movement typical of vessels in this size class.

The boat shares its hull DNA with its predecessor, the Furioso 24. The 25-foot variant primarily offered refinements in the deck layout and occasionally a modified keel or rudder configuration to meet changing racing rules or to provide slightly more interior volume. Materials inside are representative of the era, utilizing a mix of fiberglass liners and teak trim, though many surviving examples have been heavily modified by owners to include more modern galley features or updated electrical panels.

Known Issues & Buyer’s Checklist

Prospective buyers should approach a Furioso 25 with the scrutiny required for any fiberglass vessel nearing its fifth decade. According to historical owner discussions and technical assessments of Steve Killing’s early production boats, there are three primary areas of concern:

  1. Deck Core Integrity: Like many boats of this vintage, the Furioso 25 utilized a balsa-cored deck. Moisture ingress around stanchion bases, chainplates, and the mast step is common. Soft spots in the deck are a high-signal indicator of core delamination.
  2. Keel Bolt and Sump Inspection: The deep fin keel exerts significant leverage on the hull. Inspection of the internal keel bolts and the surrounding fiberglass sump for "smile" cracks or signs of movement is essential, especially if the boat has a history of racing or groundings.
  3. Rudder Post and Bearings: The high-aspect spade rudder is a performance asset but a mechanical vulnerability. Owners often report wear in the rudder bearings, which leads to "slop" or vibration at the helm.
  4. Bulkhead Attachment: Check the points where the main bulkheads meet the hull. In high-stress racing environments, the fiberglass "tabbing" that secures these structural walls can sometimes crack or pull away, compromising the rig’s tension stability.

Community & Resources

The primary resource for technical data regarding the Furioso 25 remains the designer himself. Steve Killing Yacht Design maintains an archive of his historical work, and the firm is often cited by owners as a point of contact for original sail plans or structural questions. While no formal "class association" currently manages a national racing circuit for the 25, it remains a recognized model within the Canadian Power and Sail Squadrons and regional yacht clubs across the Great Lakes.

The Verdict

The Furioso 25 is a "sailor's sailboat," offering a level of sophisticated handling and IOR-era charm that modern, high-volume cruisers often lack. It is best suited for an owner who prioritizes windward performance over standing headroom and is willing to maintain a vintage fiberglass hull.

Pros:

  • Excellent upwind performance and tracking.
  • "Big boat" feel and stiffness in a compact 25-foot frame.
  • Renowned design pedigree from a top-tier Canadian naval architect.

Cons:

  • Limited interior headroom and living space for extended cruising.
  • Age-related maintenance issues, particularly regarding deck core and rigging.
  • Requires active sail trimming to manage IOR-style hull characteristics in heavy air.

Measurements

Construction & Hull

Construction Material
Fiberglass
Hull Type
Monohull Sailboat
Keel Type
Fin
Rudder
1x Skeg-Hung
Ballast
1213 lbs (Iron)
Displacement
3527 lbs
Water Capacity
-
Fuel Capacity
-

Dimensions

Length Overall (LOA)
25.1 ft
Waterline Length (LWL)
17.72 ft
Beam
8.76 ft
Draft
4.43 ft
Max Headroom
-
Air Draft
-
Hover over a measurement
IJPE FS LOALWL

Rig & Sails

Rig Type
Fractional Sloop
P (Main Luff)
28.77 ft
E (Main Foot)
13.48 ft
I (Foretriangle Height)
21.65 ft
J (Foretriangle Base)
6.79 ft
Forestay Length (est)
22.69 ft
Sail Area
267 sqft

Calculations

Sail Area / Displacement (SA/D) Ratio
18.43
Ballast / Displacement Ratio
34.39
Displacement / Length Ratio (D/L) Ratio
282.99
Comfort Ratio
15.18
Capsize Screening Formula
2.3
Hull Speed
5.64 kn