www.tomyang.net

Perhaps this vendor may be of assistance; no affiliation:

http://catalog.dunhamrubber.com/viewite ... nditioning

Perhaps the Alfa restoration shop in the UK might be able to advise you the vendor where they purchase the door mechanism from and that vendor may be able to provide the component you require; just a thought.

Apologies - just read that you are in the UK, so perhaps this vendor might be a more local possibility

https://alfa-restoration.co.uk/shop/pro ... cts_id=472

Good Hunting

Perhaps this vendor may be able to help with your search (usual: not affiliated with in any way, shape, form). http://classicalfa.com/products/105.12.55.078.00-BERLINA-RIGHT-FRONT-DOOR-LATCH-MECHANISM.html or used part on eBay http://www.ebay.com/itm/Alfa-Romeo-Spider-1971-1993-O-S-Driver-Right-Door...

Perhaps this will be of assistance > > > as for possible vendors this may be one (no experience with, nor any endorsement of): http://www.italiancarparts.com/parts/25 ... 0_365.html

Others will certainly respond with additional sources.

Per you request in the blog Mr. Yang, perhaps the following would be a potential repair process > > >

http://e9coupe.com/forum/showthread.php?t=12628

Did not discover any service providers online...

Saw this on BaT > > > http://bringatrailer.com/2015/09/20/pro ... 2-project/

Craigslist classified here > > > http://chicago.craigslist.org/nwi/ctd/5226458211.html

No affiliation, thought it might be of passing interest.

To all perhaps this will shed some light on the Pebble appearance > > >

http://www.autoblog.com/2015/02/09/ferr ... de-3335823

Have had some success in the past with a product named "Goof Off" available at the Big Box home improvement stores. Product comes in yellow cans with red top, advise use in only highly ventilated areas and keep away from painted surfaces; basically treat it as if it were brake fluid in its potential...

Perhaps this vendor may be of assistance: http://www.midwest-bayless.com/storefrontprofiles/deluxeSFshop.aspx?sid=1&sfid=208227&c=193035 Item in question may be sixth up from the bottom of listed items. Lancia 10124776 Not affiliated with vendor in any way, just suggesting domestic source to OP init...

Apologies - forgot to credit the website where previous image located: http://ferrarifans.club/2015/05/ferrari ... or-repair/

Perhaps this will be of assistance ...

no affiliation - they may have what you are looking for > > > http://prproducts.net/washer-bags

GLWS (Good Luck With Search)

My eyes show 1422/62E

Believe the ignition wires you have on your GTC are 1960s aftermarket as seen here: > http://www.ebay.com/itm/like/251432197288?lpid=82

They are Whitaker Supronic III patent no. 3212044 - this would suggest that they were replaced in the distant past.

Hope this is of assistance.