i wanted to know if any one knew if any part for a c3 would bolt up to my 79 vette. i am doing a 454 conversion and if i can that all i need to do i by 454 parts from a younger year like 73. can any one help me

YES, most C3 parts will fit your vette. There will be some that won't, but most will.

There is a book out there titled "Corvette Parts Interchange Manual 1968-1982" that would work well for you in determining which parts you can use and which will not work.