To replace Velo Solex Part number 10548
4mm diameter sealing ring that fits on the fuel delivery pipe between the connector and carburettor on the following models:
– Velo Solex 330
– Velo Solex 660
– Velo Solex 1010
– Velo Solex 1400
– Velo Solex 1700
– Velo Solex 2200