hey guys im sure this has been covered but ill lay it out anyways i have a 250 i 6 in my 1969 4 door buick skylark i plan to drop my fresh turbo built 455 which i hope to get a kit for from mr burton its got a th400 trans attached with shifter and i have a b&m quick shifter. i need to get all that in my skylark which shouldnt be so hard right... im just at the point of procuring any parts i might need for instillation now so i was wondering if anyone made any: preffab mottor mounts trany mounts that would work for this application what size of diff i should be putting in if anyone makes a wirring harness the kind of rad i should go with also if anyone has stuff to add i would sure appriciate .. i also have a drive shaft ill be reworking to fit up so please any help would be a blessing cause im 18 and im pretty new at this still