Austin Garages in Burton-on-Trent.
https://www.ebay.co.uk/sch/m.html?_o...w=260&_sacat=0
Call Nick, as I'm pretty sure he will have all the gaskets you need, not just those in the eBay shop at present.
From http://www.austingarages.co.uk/ :email: admin@austingarages.co.ukIf you wish to contact us, our telephone numbers are: Office/Reception: 01283 528181
Mobile: 07973 915922
Technical Queries: 07794 606248
David