531 Engines · 22 Brands · 1955–2024
British Seagull

Forty Featherweight

1965 · 2 HP · 2-Stroke
VS
Mariner

2hp International (Yamaha-built 6A1)

1990 · 2 HP · 2-Stroke
Feature British Seagull Forty Featherweight Mariner 2hp International (Yamaha-built 6A1)
Power & Performance
Horsepower 2 HP 2 HP
Displacement 64 cc ← 43 cc
Configuration 1 Cyl / 1 Cyl / Inline
Weights & Dimensions
Dry Weight 12 kg (26 lbs) 10 kg (22 lbs) ←
Mechanical & Electrical
Gear Ratio
Alternator W W
Fuel Delivery Carbureted Carbureted
Maintenance
Spark Plug NGK B7HS
Engine Oil TC-W3 2-Stroke