The 'Maverick' Classic Porsche Forum and Classic Porsche Club for Porsche 356, Aircooled Porsche 911, Porsche 912, Porsche 914 & Porsche Replicas. 'We join for the cars but stay for the people'
Ask Nick Moss , Alan UK or Buzz 808 as they take these apart and may have some spares. Not sure on which is which but I am sure they are marked in some way..
also Surfer I think has a shed full of an old 911 he took apart