HI ALL , I AM IN THE PROSESS OF REMOVEING MY 2WD ENGINE AND AM PUTTING IN A 4X4 ENGINE , I WOLD LIKE SOME HELP ON WHAT I NEED TO CHANGE, I HAVE A 2WD SUMP,THEMOSTAT, FLYWHEEL, EXHAUST MANIFOLD,TURBO DAMPER, , CAN I USE 4X4 WATER PUMP, INTELMANIFOLD? ARE ALL THE PULLYS INTERCHANGEABLE IE- CRANK WATERPUMP, ALTERNATOR,POWER STEERING WOULD BE GREAT 4 SOME ADVICE COS I AM TRYING TO FIT NOW , CHEERS