i have a del sol with factory b16a3 and intake im running at the track tmrw what RPM is the best to launched at im gonna be running 205/50/14 street tires...... might be running 205/50/15 drag radials but their bald so idk bout that (not mine my brothers)

 

Just feel it out. See what's best for your own car. That car is still going to run like 16's