what is the best source for surgery?? I have relative low score in surgery in uw and kap qbook..how to improve

i have UW done with still 500 questions left.... score till date aroun 54%..., i plan on reviewing after i am done with nmbe form 1 in 2 weeks.

I have exam in less than 2 months...., do you think with kap books an uw i have a chance to pass my step 2.

i am using usmle secrets and first aid too...

is it enough!....to clear the boards....last time 72 score on the boards...

please suggest me and my life is at stake this time around.