You should be able to re-use column, pedal box & master cylinder. Depending on your year, you'll need RHD accelerator pedal & relay shaft, dash cover, 3x new brake lines, new resevoir lines, replace or modify loom, new steering gear - box, relay & arms or new rack complete, cut holes in panels for fitting/access brakes and steering mounts, cut holes & relocate speedo cable, cut new holes and fit patches to dash, new plastics below dash, RHD wipers or you won't see when it rains (more holes & patches) Ideally RHD carpets to inner guard and centre tunnel (rubber inserts).