this is HIP down here in hagerstown...you just need a set of exact templetes for them.i have all of them here. ...rocket ,mastersbilt,rayburn,grt,bloomquist...they are all a bit different but you can use just one and adjust the heights and wheel holes from car to car if you just do a few a year....yes, you actually "print" a big square ,but you need a real size wireframe to locate all the ads,numbers,etc
email
HIPEMPIRE@LIVE.COM for anything further ..think ill get yelled at telling people on here i have something you need .please excuse administrators as i honestly not sure if im allowed to direct someone to me[im not advertising or not trying to].....good luck theres a million people trying to letter dirt cars nowdays,,unless you want to just feed your ego ,theres no money in it....fair warning....i went from 225+ a year down to less than 100 in 2 years....itll get worse as long as people want work for free and give away there skills.
go to hipsticker.com see if what i have is what you need.