i have a c6 that is for sale or trade
has
B&M clutch and band kit (paid about $300)
b&m shifter
flex plate
trans cooler
cheeta reverse full manual valve body (paid about $300)
4200rpm stall - footbreaks to 3000rpm with stock breaks. (paid $500)
works great nothing wrong with it.
you will not break this tranny. will fit anything from 289-302-351 w or c

would like to trade for a good t5, bell housing and clutch but would also sell for $700 obo