well in my 84 cutlass my turbo 200 blew up so i went to my local wrecking yard and purchased a turbo 350 transmission now i told them that it need to have the B.OP. bolt pattern so they ordered me a th350 frm a chevy fan they told me there system shows it would bolt rite up to my buick 231 3.8 v6 but that doesnt sound rite since its coming out of a chevy does that seem rite? now my other question is what would i need to do this which there givin me a 3 plug locker th350short end thank u in advance for help