Stumbled across this on the interweb and thought I would share.
http://www.raceoptimal.com/
I know it is based on real-live laps, conditions etc but it may be useful to gen-up on the lines and/or speeds for tracks you may not be familiar with.
Does require a sign-up but it is free and painless.
http://www.raceoptimal.com/
I know it is based on real-live laps, conditions etc but it may be useful to gen-up on the lines and/or speeds for tracks you may not be familiar with.
Does require a sign-up but it is free and painless.