slant 6 to 318 conversion

just changed a 6 to a 318, 74 duster,have a 8,25 rear end, didnt want to change k member, used shumacher mounts,requires drivers side motor mount to be shortened, and a 9/16 hole to be drilled,template comes with mounts, used a 904 from small block,drive shaft worked that came with 6 ,,,you add 180 lbs by going 318, but i used a aluminum intake and headers which removed nearly 100 lbs,all they recommend to change is shocks, and according to headers you have to change the steering arm to a v8 car, it has a curve , the 6 cylinder is straight arm