1985 Irwin Mk III

The 1985 Irwin Mk III is a 43-foot cutter-rigged sloop built in fiberglass, designed by Ted Irwin. The boat features a shoal-draft fin keel drawing approximately 5 feet, making it well-suited for cruising in varied water conditions. It carries a Perkins diesel engine and holds 105 gallons of fuel capacity with a displacement of 26,000 pounds.

The layout includes two cabins and two heads, offering comfortable overnight accommodations for cruising families or extended passages. The cutter rig provides flexibility in sail plan, a practical choice for offshore work and varied weather conditions.