Pilot Jet 20 (Amal)
Genuine Amal 124 pilot jet 20cc. Also used as a main jet on type 379 carburettors.
All genuine Amal jets are calibrated to a flow rate. The number 20 indicates that it will flow 20cc’s of petrol in one minute at a specified head. Beware of imitations as they are just drilled to a size. All Amal jets are branded and packaged with the official Amal logo.