Reboot, you have probably gone to the
Hornady site. They don't give out much reloading data on the web. Maybe the OAL is in their new manual, #27. I have only #26 and earlier. So my suggestion is to give Hornady a call if no one has any good data here. They are usually glad to help with info like you're looking for.
You can figure out the OAL with the measuring method that has been discussed here at length such as:
http://www.thefiringline.com/NonCGI/...ML/000635.html