Have 96 Gulfstream 39 ' 8.3 Cummins Diesel-pusher for sale or trade for 94-98 12-valve . 15,000 miles on 8.3 P-7100 pumped Cummins.Synthetic in 6-speed Allison & Cummins,Started once a month to keep oil in top end & so different valve spring is compressed.DISABLED,cant handle set-up at camp-sites by myself anymore.WAY,WAY,WAY below book.$ Took to Spartan in Michigan for COMPLETE Service.$3000 worth!!!Want to sell or trade!!Would consider 99-2003 ALH TDI.