British Seagull® Outboard QB Series Fuel Pump Housing Screw fastens the British Seagull Outboard QB Series Fuel Pump Main Housing to the British Seagull Outboard QB Series Fuel Pump Base to hold the British Seagull Outboard QB Series Fuel Pump Diaphragm Gasket and British Seagull Outboard QB Series Fuel Pump Diaphragm in place.
This British Seagull Outboard part is suitable for pump feed QB Series Kingfisher & Osprey and Model 170/125 engines only.