alright i have a 75 camaro with a th-350 replaced all the seals, trow a shift kit in it, and new filter. started the car yesterday gave it gas and away i went. got down the road about 1 mile and then it started slipping. so i turn around and barly made it back to my uncles house throw it on jack stands pulled the pan and filt which were both filthy. clean out the pan changed the filter put it all back together fired it up the wheels spun. so i pulled it off the stands, and she still didn't go anywere. so what is up

 

"put it all back together fired it up the wheels spun"
Hopefully you only verbally left out the adding the trans fluid part?
What/who's shift kit did you put in?

 

yes i put b&m trick shift fliud in it. i put the b&m shift kit (street/strip)