Great Park TT admin April 24, 2014 0 Great Park 20K TT April 24, 2014 – Irvine, CA Cat 4 – 4th – 24:05 275 watts – 26.2 MPH Dealing with a head cold, I was slower than a couple of weeks ago. I felt better on the corners and still happy with my powers. However, my legs felt dead.