I spent 8 months driving from the USA to Panama, Mexico was the bomb!!!! Went during the wet season or summer and scored empty waves
this guide helps a little and will get you on the right track, but we found some sic spots by talking to other surfer over there.
www.tactics.com/Its not as good as the Baja guide....and its expensive by the looks of it. I got my copy free from another surfer leaving mexico