Hello Brenton,
you say you want to model a leo as1 have you seen this already?
http://www.mheaust.com.au/MHE/Resin/Abits/Abits.htm
found this trough armorama.com
also try:
http://www.missing-lynx.com/dg.htm and then the modern group.
hope this helps.
btw. did you know it is considered shouting when you use caps lock all the time.
Wim