B-Atlas Boat Guide · SSPT-27
Sea Sport 27 Seamaster / Navigator / Pilot
From 1985
The Sea Sport 27 is a long-running Pacific Northwest planing hull introduced in 1985 and offered in Seamaster, Navigator and Pilot deck plans. The shared 26-foot-6-inch hull combines an 8-foot-6-inch beam, enclosed helm options and substantial fishing capability with overnight cruising accommodations.
- LOA
- 26′ 6″ / 8.08 m
- LWL
- 25′ / 7.62 m
- Beam
- 8′ 6″ / 2.59 m
- Draft
- 2′ 8″ / 0.81 m
- Hull behaviour
- Planing
- Fuel
- Gasoline
- Propulsion
- Outboard
- Engine configuration
- Single gasoline or diesel sterndrive typical; equipment varies by version and year
- Displacement cruise
- Unknown
- Faster / planing cruise
- Unknown
- Boat family
- Pilothouse
- Construction
- Fiberglass
Best for
- All-weather Pacific Northwest cruising and fishing
- Owners balancing trailerable beam with meaningful overnight capability
- Buyers who can select the specific 27-foot deck plan that fits their use
Trade-offs
- Model configuration varies substantially among Seamaster, Navigator and Pilot versions
- Gasoline and diesel sterndrive installations create different operating economics
- Cabin volume remains constrained by the narrow beam
Known concerns
- No model-specific concern has been promoted to B-Atlas’s evidence threshold. This does not mean the model has no age-, condition- or hull-specific risks.
Inspection focus
- Inspect hull/deck structure and hardtop/window sealing
- Verify exact propulsion installation and service history for the model year
- Inspect outboard bracket/transom or sterndrive transom assembly as applicable
- Confirm tank capacities, head arrangement and factory/owner modifications
Continue researching
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About this record
B-Atlas preserves uncertainty: missing information remains unknown rather than being treated as a negative. Specifications and guidance describe the model record; individual boats can differ by year, equipment, refit and condition.