I have a 460 and 4 speed manual in an 87 F250.I have found an 89 F350 4x4 with a 460 and a 5 speed and transfer case.Will the 5 speed and its xfer case and its hardware bolt right in the place of the 4 speed and its xfer case.Both are hydraulic clutch.Wont I need the flywheel and starter from the 350?I can buy the whole truck if needed.Which xfer case and tranny will be in the F350.They look big.They are stock for the 89 F350.Thanks for the info.