FairKeel → Buyer's guides → Tartan 37
1976–1989 · designed by Sparkman & Stephens (S&S design office) · built by Tartan Marine
Sparkman & Stephens-designed coastal/offshore cruiser-racer with fixed deep-keel OR centerboard options. ~14-year production run. Reputation as a capable bluewater boat for a US production design of its era — moderately heavy, well-mannered offshore, balanced rig. Named in nearly every "10 best used cruisers" list of the past three decades.
Check this first — three keel configurations were offered and they are not interchangeable for your purposes: a deep fin at 6ft 7in, a Scheel keel at 4ft 7in, and a centreboard drawing 4ft 2in up and 7ft 9in down. That is a three-foot spread in draft on the same model, so establish which one before judging where she can go, what she will do to windward, or what a grounding would mean. The architecture block below holds one value and cannot express that.
This is a general read on the Tartan 37 class — informed background, not a verdict on any individual boat. Condition, refit history, and how a particular hull was sailed and stored matter far more than class reputation. Use it to know what to look for; for a read on a specific listing, run a free FairKeel report on that boat.
A class-specific inspection item. Practical Sailor notes the complex stainless chainplate / tie-rod assembly should be checked, especially on saltwater boats. Treat removal / inspection or replacement as a passage-readiness prerequisite, not a generic "old rigging" footnote.
The CB variant adds versatility (~4'2" draft up, ~7'9" down) but adds maintenance dimension. Centerboard pin, pendant, and trunk need 25-30 year service intervals. Sticky boards from marine growth / corrosion are common. The fixed-keel variant has none of this.
Cruising World records most boats as carrying the Universal 40, a 32hp unit despite the model number, with the Universal 50 as an option; other accounts put Westerbeke diesels on the 1976-1981 boats and the Universal from 1982. Either way it is a 32hp-and-up installation. At 40+ years many have been repowered. Confirm what is actually installed and when — an original at end of life and a modern repower are very different purchases.
Keel-stepped mast (deck partners + mast step both checkable). Original wire + tangs typically due at 25-30 years. Chainplate replacement (above) usually coincides with rig replacement — sensible to budget the cluster together.
This guide is the class. A report is that hull. Paste the listing you're looking at and FairKeel grades every claim in it against what's known about the Tartan 37 — where the evidence is thin, the red flags worth a second look, the costs likely to land in your first season, and whether the boat suits the plans you describe in a few short questions.
It won't read the photos or put a number on the boat — that's the $249 Deep-Dive, and for the real answer, a surveyor. It will tell you when a Deep-Dive isn't worth buying. Free, no account, usually a minute or two.
Run a free report on your listing →Other people's videos, not ours, and not endorsements — walkthroughs and reviews of this class that are worth watching before you look at one in person.
See something that doesn't look right? We'd love to know — email us about the Tartan 37 →