susta-deca-master cycle

hi guys , i'm running a 7 week susta-deca-masteron cycle:week 1-7 : susta 250 2 times/week week 4-7 : masteron eod+clenbuterol ed i'm wondering 2 things : 1should I run deca weeks 1-4 or the entire cycle ,I wanted to run it only the first 4 weeks so I can get some quality on the last 3 w but a...