Ryan,

It wouldnt need to actually send the products to google base. You would just need to make the feed. So basically a product export.

here is a list of their requirements:

http://base.google.com/support/bin/answer.py?answer=73932&hl=en

it says you can use RSS 2.0 but i think using TXT tab delimited would give you more information. With all that, what are you thinking for a price quote?