@Sozac: http://rifts.wikia.com/wiki/Rifts_Wiki that is the Rifts Wikia to have a look at. But it doesnt have all the rules.
http://rpg.drivethrustuff.com/produc...-Edition-Rules This is the link to buy the PDF from a good site.
I actually have most of my books on PDF and I find them quite easy and quick to use. But, if it's still a little too much, PM me and we'll work something out.