Just going to keep a running list of where you can find parts for your vintage Saab. Only problem is most 92, 93 and two stroke 96/95 parts can only be found in a salvage yard or "that parts guy you know," so if you can't find it at any of these listed sites, ask a fellow vintage Saaber.
- Jack Ashcraft - Parts, services, and more.
Anything from carburetor rebuild kits, to entire race specced engines, to floor plans and update kits. His shop (I believe run by his son now) offers full restoration services, and you can buy many handy dandy writes ups such as fiber glass repair guides and more. I'm never sure what site is the "most" up to date, but one of them is typically working... Located in Oregon, USA.
NETWORK21 or http://www.subrew.com/jackashcraft/- Skandix - Parts - Limited selection for USA, but you can order from Germany if you'd like.
New parts: Ball joints, exhaust, windshield gaskets...
SKANDIX - Your quality choice in VOLVO and SAAB car parts- The Saab Site - Parts
Air filters, distributor caps, shocks...
http://www.thesaabsite.com/96/95&96parts.htm- West of Sweden Saab - Parts, service and more
Assortment of parts, both new and used (I believe), also offers restoration services according to their ads in "Vintage Views." Located in Virginia, USA.
West of Sweden SAAB - Vintage SAAB Parts - Richmond, VA - 804-357-4926- VSCNA - Vintage Saab Club of North America
A full service club with a nice and enjoyable magazine they send you filled with good information. Normally can find something you need there in their classifieds.
VSCNA - Vintage Saab Club of North America- VSaab - Enthusiast site
Has a classifieds section, many helpful areas on the site and lots of other helpful bits.
VSAAB -- The Vintage SAAB Information Source- eBay - Parts and who knows what.
Usually at least one vintage Saab up on there.
eBay - New & used electronics, cars, apparel, collectibles, sporting goods & more at low prices- Motomobil - Tanus V4 engine parts
Has engine parts for the V4. (Informed by 72sonett3)
Motomobil
I know there isn't much here so let me know if you know another place and I'll add it to the list.