The front indicator/ side light units are Lucas model L584. There are separate left and right handed units.
These can presently be purchased from Holden’s for about £50 a unit or Ebay used for a little less.
https://bristoloda.org/wp-content/uploads/2018/12/411-front-indicator.jpg600600BristolODAhttps://bristoloda.org/wp-content/uploads/2017/07/BODA-logo-clear-156.gifBristolODA2018-12-15 23:20:202018-12-19 08:38:49408-411 front side light/ indicators