British Seagull® Outboard Crankcase Nut secures the British Seagull Outboard Crankcase Bolts holding the two parts of the crankcase together.
These nuts also fasten the crankcase to the cylinder on the Century series of engines where the British Seagull Cylinder Stud is used to secure the two parts together.
This nut also fastens to the British Seagull Outboard Fuel Tank Fixing Strap Screw, with the British Seagull Outboard Fuel Tank Fixing Strap 'D' Washer, on the Model 102 engine fuel tank straps.
This part is suitable for all British Seagull Outboard engines except for QB, Model 170 and Model 125.
Previous Historic Part Numbers | STD02003 |