Originally Posted by Hermes

I always like to negative split my timed events and apply the most power to the more difficult sections. I am not a gravel / dirt racer. It does strike me that tires will matter. For me, the more confident I am on the bike the more power I can make...to a point. If anything does not feel right, I tend to be tentative. Hence knowing the course always matters.

Sounds like fun. You are going to kill this.