Spark plug housing gasket, 1A020718
Fitment - RSV4 09-20, Tuono V4 11-20
Genuine Spark Plug Housing Gasket for the Aprilia V4, item number 1A020718, part number 8 in the diagram.
Over time they can become perished and damaged and are necessary to prevent foreign bodies entering and fuel escaping the chamber whilst the engine is running, obviously not something you want.
If you feel you require any more information on this item, or any other one, please feel free to contact us and we'll be happy to help.