Mag Housing Sealing Plate Gasket that sits on the top of the magneto housing under the wire sealing ...
1.5mm Magneto house gasket for series 1, 2, 3 & Gp/Dl. made by Mb
Small mag housing oil seal in Viton, for series 2, 3 & Gp/Dl
0.5mm Head Gasket 70mm 225 for setting correct squish.