Hi,Thanks for the site for the 71 through 73 mustangs,yes I am new to the site but I am not new to these cars,I have owned 2 boss351 1 429 supercobra jet and several mach1 s with 351c 2v and 4 v,. Note,Yes I was brain dead for selling these cars,but currently have a 71 mach 1 with a 408c with svo heads, dynoed by Mark Mckeown 663 hp@ 6800,466 lbs of torque@2900, being painted now,Also have a red 72 mach 1 with 351 boss heads and mild cam and original 4 speed from donor boss351 ,I will post pictures of the completed red mach 1 when the weather gets better in NC. I have some extra engine parts for the 351c and some body parts.I have always liked these cars and drove one back in the day, Thanks for having me Whisnane