Originally Posted by globecanvas

The USAC upgrade rules don't make much sense. Upgrade points in a road race for 3rd of 6 (50%), or 6th of 11 (45%?!). But nothing for 8th of 49 (84%) or 10th of 125 (92%).

Why not just make it a percentage? N/5 points for winning a race of N starters, N/5-1 points for finishing 2nd, N/5-2 points for finishing 3rd, etc, until you get down to zero points.