the 10 bolt did what they do,spectacularly imploded .....out with the old......but luckily i found a GTA cheap that was rotten and parted it out.kept all the goodies,sold stuff i didnt need and ended up with a complete L98 engine,trans,interior,spoiler,lights,9 bolt 3.27 disc brake rear,aluminum driveshaft etc all free. i love good deals!!!