Almost everything you need is here online from owner's guides, student manuals and service manuals.
Why do you need a headlight source ? Are they broken ? ( them suckers are like peeing into a cash drawer, that can run into money )
If not, than there's a 95% chance you can restore them back to like new.
Lots of threads on here about that too.

Change the oil and filter at about 7000 miles, rest of the fluids about every 50-60K.

Check the rear window bond and look for any leaks from the convertible top cylinders.