Replacing a CBM Kernal ROM is going to need an
adapter, as the eprom
has
more pins. Are you into making those or do you know of a source for
them?
http://freenet-homepage.de/x1541/hardware/2364.html Neat! And
reasonably priced, considering what you get...
Some nice photos (since the page are in portuguese):
http://www.tabajara-labs.com.br/c64/sx/
(of course, making one of these adapters