Who would like to help/ SB to BB

This has been in the back of my head for some time,my 69 dart with the 360 works real good,but a 383 BB is what I would like big time.So who would like to help me put a BB in my 69 dart.I am thinking of collecting parts this winter and next summer and do the change over the winter of 2013:cheers: if I can afford this swap.So what i need is all advice and the parts needed, and if able P#sssss. PS I plan on headers which ones hug the best.Thanks guyssssssssss.