I can't believe that cracked header affected the tune of my motor that much..............Its the only thing that changed from the last time i raced..................
May, Race
60',ET,MPH, Adj Altitude, temp,
1.80, 8.01, 85.96, 8066, 78.4
1.88, 8.11, 86.20, 8101, 78.3
1.80, 7.95, 86.95, 8166...