How hard to replace door and t-top weatherstriping
 

As the title says, how hard is it to replace these. Is this and easy job that a novice can do or should I get a professional to do it?

TTT, Anyone?

not hard at all

Here's a guide to replacing weatherstripping: http://www.chevyhiperformance.com/techarticles/4577/
Uses a 1970 Camaro; I doubt weatherstripping technology has changed very much though ;)

And here's part numbers: https://ls1tech.com/forums/chevrolet-camaro-1967-2002/265849-weatherstripping-4th-gen-fbody-t-tops.html

thanks