IMHO, if you are going to be doing 99% street driving, and your race track is for fun (test and tune) I would go for a more stock converter like in the 1800 to 2000 range. Otherwise you will always be slipping the clutch so to speak while you are doing 99% of your driving.
5000 miles per year street driving
10 trips to strip
20 passes per trip
0.25 miles per pass
50 total miles on the strip
1% strip driving