I went to Harris Hill Raceway yesterday and ran their 1.8 mile road course in the Crossfire and got it sorted out. Then I went autocrossing today at San Marcos Airport on concrete. Much better results than last event:

Summary 'F Stock' Total Entries: 8
1T 63 Stefan H Chrysler Crossfire 39.010 [-]0.151
2T 44 Shawn M Bimmah tree too ate 39.161 +0.151 +0.151
3T 13 Jack M Tesla Model S 39.442 +0.281 +0.432
4 81 Minh N BMW 135i 40.328 +0.886 +1.318
5 3 Sondra S Tesla 40.927 +0.599 +1.917
6 67 Clayton L BMW 325i 42.159 +1.232 +3.149
7 181 Ira C BMW 135i 42.159 +0.000 +3.149
8 14 Chris C BMW 330Ci 42.885 +0.726 +3.875

Needless to say, I'm very pleased!