Need a place to buy specific parts? Punishers is probably your best bet. Have something you can't fix? Go here or try calling Smart Parts at 800.992.2147.
If your question is still not answered, do a search. If you still can't find the answer, do another search. Then, if all else fails, post a thread asking your question; the users in the Nerve forum would be happy to help.
If you have a suggestion for an addition then contact Ydna or another of the nerve forum mods and it'll be added (probably).