Try "Faking It" by Jennifer Crusie.
Or the Stephanie Plum novels by Janet Evanovich (Not really romantic but Janet used to write Bodice Rippers until she ran out of ideas for new sexual positions for the characters so some tension is in the books).
Found this on InkMesh (Promotional Free ebooks)
http://www.inkmesh.com/ebooks/pirpir...ook/?start=720