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T-STOP key Page 27
This program will calculate the throttle closed timer setting to produce a desired elapsed
time (ET) based on 2 previous runs, 1 faster than the index and 1 slower than the index.
The program capacity allows data storage for 3 different cars or 3 different indexes.
DRAG FORMULAS key
1 Gear Ratio Page 29
This program will calculate the vehicle gear ratio based on tire size, MPH, engine
RPM, and torque converter slip.
2 Trap RPM Page 29
This program will calculate the trap engine RPM based on tire size, MPH, gear
ratio, and torque converter slip.
3 Converter Slip Page 30
This program will calculate the torque converter slip RPM and percentage based
on tire size, MPH, engine RPM, and gear ratio.
CIR.TRK. FORMULAS key
1 Gearing/Tires
1 Engine RPM Page 33
This program will calculate the resulting engine RPM change with tire size
and gear ratio changes.
2 Gear Ratio Page 33
This program will calculate the proper gear ratio to compensate for changes
in tire size and desired engine RPM.
3 Tire Size Page 33
This program will calculate the proper tire size to compensate for changes
in gear ratio and desired engine RPM.
4 MPH Calc Page 37
This program will calculate the vehicle MPH based on engine RPM, gear
ratio, and tire size.
5 Tire Stagger Page 34
This program will suggest a tire stagger condition based on track
measurements.
2 Chassis