Hi Troy
What do you want to do with the batteries?
I think your answer to that will determine what battery type (s) to use.
Battery World and the other battery mobs have data c=sheets on a range of battery stuff which is probably worth a look too.
http://www.exideworld.com/faq/faq_marine.html
http://batteryworld.com.au/asp/index...d=5923&gid=316
Cheers
Chimo