Rims and tires

Hi I got 14x7 with 3 1/2 back space and 14x6 with 3 1/2 backspace can i put 245/60r14 in back with 14x7 and 215/70r14 with 14x6 It is a 1969 dart it going on I put the back rim on and it seems close to fender wall and then with tire bluge it will be wider I think