Design and Construction
The hull is fiberglass, and the fin-keel version carries a lead keel with a draft of roughly 5.2 to 5.5 feet depending on load, while the alternative stub/centreboard configuration draws just 3.3 to 3.6 feet and lets the boat settle into shallow marinas anchor. The lead-ballasted fin and the centreboard option share the same 7,950-pound displacement and 3,830 pounds of ballast, a 48 percent ballast-displacement ratio that places the boat firmly in the moderate-performance cruiser camp rather than the lightweight racer end. With a length-to-beam ratio of 2.99 and a displacement-length ratio of 227, the 3000 is categorized among "moderate racers," and 62 percent of comparable designs are heavier.
Rig and Handling
The boat is a masthead sloop carrying 441 square feet of mainsail and jib area. A 135 percent genoa lifts the sail-area-to-displacement ratio from 17.4 on the reference sail to 20.8, and that figure is what puts the 3000 ahead of 66 percent of similar designs for light-air speed. The motion comfort ratio of 21.9 means the design rides more comfortably than 42 percent of its peers, and the capsize screening value of 1.99 sits in the sensible range for a coastal cruiser. Under the Universal 5411 gasoline inboard at 11 horsepower, the calculated maximum under power is about 4.3 knots against a theoretical hull speed of 6.7 knots. The standing and running rigging follow predictable masthead proportions: all three halyards run 89.9 feet at 3/8 inch, jib and genoa sheets are 29.9 feet at 1/2 inch, and the mainsheet is 74.7 feet at 1/2 inch.
Accommodations and Interior Volume
The 10-foot beam and 2.99 length-to-beam ratio give the 3000 more interior room than 62 percent of all other designs of the type. That relative spaciousness is a function of the S&S hull proportion rather than any documented layout detail, but it is a meaningful differentiator among 30-foot cruisers of the early 1980s. The immersion rate of 878 pounds per inch tells you how the boat settles with gear and crew, a useful figure for anyone loading the cabin for a coastal passage.
Known Issues
The known-variation points are the two keel configurations and the gasoline inboard (Universal 5411), neither of which constitutes a defect but both of which shape ownership.
Refits and Ownership
With 97 built and production closed in 1988, the 3000 is a mature design whose fleet is entirely of an age where rigging, engine, and deck hardware have seen decades of service. The Universal 5411 gasoline powerplant is the standard inboard; any surviving example will be on its second or third round of maintenance. The modest 11 horsepower means propulsion refits are straightforward but rarely transformative.
The Verdict
The Tartan 3000 is a quietly capable S&S cruiser that trades sheer numbers for a well-proportioned hull and a rare shallow-draft option. It is not a volume production boat, and that scarcity is part of its character.
Pros
- Sparkman & Stephens design with Tartan fiberglass construction pedigree
- Shallow-draft centreboard option opens marginal marinas
- Light-air performance ahead of two-thirds of comparable designs
- Roomy for its length against most peers
Cons
- 97 built, limiting fleet support and parts commonality
- Gasoline inboard at 11 hp is modest for anything but calm docking
- Centreboard version has moving trunk parts to monitor









