For Hondas, I'd say yes. They're the best-known for having large stocks of older parts. I can still get a large number of parts for my '84.
Ebay is the easiest way to tell what the supply chain looks like, privately. Espeically if you have a particular make and model in mind.
Dragging knee is for the track, and dragging tail is for the lot. --Kane Friesen
When you're in a car, you're watching a movie; when you're on a bike, you're in the movie. --Robert Pirsig
Identity theft is not Fun