One original GM 1963 Corvette,Chevy impala muncie 4 speed transmission EMPTY main case,part #3831704.This is in nice shape,and all threaed holes are good.TWO OF THE EARS HAVE BEEN WELDED ON BY A MACHINE SHOP,AND ARE GOOD TO GO.This is a hard to find ONE YEAR ONLY item,so dont miss out on this one.See my other listings for more hard to find items.All items are shipped within 24 hours of payment being received.I only ship to the united states.