if i stick to it is mon , wed , fri going to be enough ?
Maybe ... maybe not... You might actually get more sides because of it being so infrequent... but sides/???? I would be doing ED but @ 50mg/day if worried.

will be useing this during bulk
You'll find it actually VERY HARD to gain weight on tren... I know some people say they do it.. and the gains you make are solid ones etc.. but when the scale doesn't move and you are eating like a horse... i never found it to be a suitable choice to bulk.