In addition to Brian’s Recommendations for Republican Primary – Vote May 29, 2012 that I posted a few weeks ago, here are a similar resources from people I trust:
from Barbara Harless:
http://89erpride.com/2012/05/barbaras-picks-why/
from Tom B:
Compilation of information from NTTP (North Texas Tea Party), CCCR (Collin County Conservative Republicans), YCT (Young Conservatives of Texas), and TFR (Texans for Fiscal Responsibility):
http://northtexasteaparty.files.wordpress.com/2012/05/cc_ballot_endorsements_nodisclaimer1.pdf