Do any of you have a original window sticker or a msrp for a 78 camper special, dually crew, 2 tone, a/c, 454, cruise, all options except power windows? My insurance comp wants original as sold price for some reason, only 94,000 miles 0 rust, 1 small dent, original paint. On propane. runs better than any gas 454 dually i have owned (5). any help would be great.