Intrepid 40 Information, Review, Specs

Intrepid 40 Drawing
Make
Intrepid
Model
40
Builder
Intrepid Yachts / Cape Dory
Designer
Chuck Paine
Number Built
Production Year(s)
1981 - 1985

The Intrepid 40 represents a fascinating pivot point in the history of Cape Dory Yachts, marking the builder's brief but significant departure from the traditional, full-keel designs of Carl Alberg. Introduced in the mid-1980s, the Intrepid series was born from Cape Dory’s acquisition of the Intrepid line, designed by the legendary Charles Morgan. While the Cape Dory brand was synonymous with heavy-displacement, sea-kindly cruisers, the Intrepid 40 was engineered to compete in the burgeoning performance-cruising market, offering a faster hull form and a more modern underbody without sacrificing the rigorous construction standards for which the East Taunton yard was famous.

Designed to be a "sailor’s boat," the Intrepid 40 featured a performance-oriented fin keel and a large skeg-mounted rudder, a stark contrast to the Alberg-designed Cape Dory 36 or 40. Despite the change in design philosophy, the build quality remained characteristically high. Unlike many of the solid-glass hulls produced by the yard, the Intrepid 40 utilized an Airex-cored hull—a sophisticated technique for the time—to provide stiffness and thermal insulation while keeping weight low enough to maintain a competitive sail area-to-displacement ratio. This model, along with its smaller sibling, the Intrepid 35, allowed Cape Dory to appeal to offshore sailors who demanded better windward performance and higher speeds than the traditional Alberg designs could provide.

Sailing Performance & Handling

The sailing characteristics of the Intrepid 40 are defined by its Charles Morgan pedigree, emphasizing a more spirited response than the typical Cape Dory. With a displacement of approximately 19,300 pounds and a moderate sail area, the boat is remarkably nimble for a 40-foot cruiser. Owners often report that the boat tracks exceptionally well on a reach and lacks the "hobby-horsing" sometimes associated with shorter-waterline, full-keel boats in a chop.

Handling is further enhanced by the skeg-mounted rudder, which provides a balanced feel at the helm while offering better protection than a pure spade rudder. According to archival technical notes from the Cape Dory Owners Association, the Intrepid 40 was designed to be easily handled by a couple, featuring a masthead sloop rig that allows for powerful headsails. In light air, the Intrepid 40 easily outpaces its Alberg-designed cousins, while in heavy air, its cored hull and robust rigging ensure it remains stiff and stable. The boat’s ability to point higher into the wind—a common criticism of full-keel cruisers—is one of its most cited performance advantages.

Interior Comfort & Variations

Inside, the Intrepid 40 maintains the "yacht-grade" aesthetic that Cape Dory enthusiasts expect, dominated by high-quality teak joinery and a functional offshore layout. The interior is typically arranged with a forward V-berth and a large aft cabin, providing privacy for two couples. A hallmark of the Morgan design is the spacious, U-shaped galley located to port of the companionway, which provides a secure brace point for cooking at sea.

The main salon features a central drop-leaf table flanked by settees, one of which often converts into a double berth. Because these boats were semi-custom towards the end of their production run, some variations in cabinetry and navigation station placement exist. The use of an Airex-cored hull provides an additional benefit to interior comfort: improved acoustics and reduced condensation compared to solid fiberglass. This makes the Intrepid 40 a particularly quiet boat below deck, even when motoring or sailing in heavy weather.

Known Issues & Buyer’s Checklist

While the Intrepid 40 is a robustly built vessel, buyers should focus on technical areas specific to its cored construction and age:

  • Hull Coring Integrity: The use of Airex foam is generally more resistant to rot than balsa, but any hull penetrations (transducers, seacocks) made by previous owners should be inspected for moisture intrusion or delamination.
  • Chainplate Inspection: Like many boats of this era, the stainless steel chainplates can be subject to crevice corrosion where they pass through the deck. Ensuring the deck seals are intact is critical to preventing teak rot below.
  • Rudder Bearing and Skeg: The skeg-mounted rudder is a strong design, but the lower bearing and the attachment point of the skeg to the hull should be checked for "play" or stress cracking, particularly if the boat has a history of groundings.
  • Fuel and Water Tanks: The original aluminum tanks are nearing the end of their expected lifespan. Potential buyers should inspect for pitting or leaks, as replacement often requires significant joinery work.

Community & Resources

The primary hub for technical data, original brochures, and owner support is the Cape Dory Owners Association, which hosts a dedicated section for the Intrepid series. This community is one of the most active in the marine industry, offering a "Manuals and Brochures" library that includes original line drawings and specification sheets for the Intrepid 40.

The Verdict

The Intrepid 40 is a "thinking man's" Cape Dory—a vessel that combines the legendary build quality of Andrew Vavolotis's yard with a more modern, performance-oriented hull form. It is an ideal choice for the cruiser who appreciates traditional aesthetics but refuses to sacrifice speed and upwind capability.

Pros:

  • Superior windward performance compared to traditional full-keel cruisers.
  • Exceptional interior joinery and offshore-capable layout.
  • Stiff, quiet ride thanks to the Airex-cored hull construction.
  • Strong community support and high resale value for a well-maintained example.

Cons:

  • Cored hull requires more diligent inspection than solid fiberglass equivalents.
  • Deep draft (standard fin keel) may limit access to some shallow cruising grounds.
  • More complex to maintain than the simpler Alberg-designed Cape Dories.

Measurements

Construction & Hull

Construction Material
Fiberglass
Hull Type
Monohull Sailboat
Keel Type
Fin
Rudder
1x —
Ballast
7400 lbs (Lead)
Displacement
20065 lbs
Water Capacity
145 gal
Fuel Capacity
-

Dimensions

Length Overall (LOA)
40 ft
Waterline Length (LWL)
32.75 ft
Beam
12.58 ft
Draft
5.7 ft
Max Headroom
-
Air Draft
-
Hover over a measurement
IJPE FS LOALWL

Rig & Sails

Rig Type
Masthead Sloop
P (Main Luff)
44.8 ft
E (Main Foot)
14.3 ft
I (Foretriangle Height)
52 ft
J (Foretriangle Base)
16.5 ft
Forestay Length (est)
54.56 ft
Sail Area
749 sqft

Calculations

Sail Area / Displacement (SA/D) Ratio
16.23
Ballast / Displacement Ratio
36.88
Displacement / Length Ratio (D/L) Ratio
255.01
Comfort Ratio
30.47
Capsize Screening Formula
1.85
Hull Speed
7.67 kn