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Frac. Sloop (Rotating Spar) · Catamaran Twin Cbrd. · 1964–present
Designed to the USYRU A Class catamaran rule, the Sea Lion 18 gained attention for its racing performance; at least 5 were built before it was replaced by the Hubbard-designed A-LION.
Is it for you?
Where this design lands on the numbers a shopper trusts — read straight from her own ratios.
Light and lively — happiest day-sailing and coastal-hopping in settled weather.
The record
The complete reference set — tap any figure to switch between metric and imperial.
The family
Nearby designs by size, type, and era — worth a look alongside her.