I have the luk clutch kit for a 2000 4.8 5speed.What year is the tranny is your truck?I have the newer style tranny and i just used a stock slave cylinder throwout bearing combo for a 2000 4.8 5 speed.Read thid thread all your answers should be in here.
http://www.ls1truck.com/forums/lsx-t...peed-swap.html