What are the spiciest sports romance books?

Of the 9 sports romance books smutrecs.com has rated, the spiciest are Blind Side (4/5), Icebreaker (4/5) and Right Man, Right Time (4/5). 5 of the 9 are rated spice 4 or 5, on a scale from 0 to 5.

1. 
   Blind Side by Kandi Steiner spice 4/5
2. 
   Icebreaker by Hannah Grace spice 4/5
3. 
   Right Man, Right Time by Meghan Quinn spice 4/5
4. 
   Caught Up by Liz Tomforde spice about 4/5
5. 
   The Deal by Elle Kennedy spice about 4/5
6. 
   Mile High by Liz Tomforde spice about 3–4/5
7. 
   Tutoring the Player by Rebecca Jenshak spice 3/5
8. 
   The Right Swipe by Alisha Rai spice about 2–3/5
9. 
   The Cheat Sheet by Sarah Adams spice 1/5

Each book page lists the sources behind its ratings. Ratings marked "about" are estimates. How we rate