hey ,just logged in and read your tread, i as of 12;00 today ordered the 2004r to swap out my 350 trans,im running 3;90 and got tired of trying to find what gear i should run, Zac at Gearstar was allot of help, will custom build,go look at his web before you spend a dime!!!! My delivered complete,every thing to swap,except crossmember, 1999.95 done in 2weeks followed hemmings add, dont wait to long supply&demand. if you need help my email jaa3k@comcast.net SEEEEE YAAAAA!!!!