Download any Free AVI splitter, you may google, like this bellow one... *www.free-codecs.com/download/Avi_Splitter.htm
Find one which u feel good, just Split the file in 2... burn using Nero as VCD
as you may also try these bellow Paid ware,
*www.goldzsoft.com/avi-splitter/
*www.brizsoft.com/avisplit/