The GPS Based Performance Box Acquisition Meter is in stock at Vivid Racing.
This little gadget has tons of features including:
Straight-line performance: 0-60, 0-100, 60-130, 60-0, 0-100-0, 1/4-mile etc.
Horsepower calculation: calculate both wheel and flywheel HP.
Lap Timing: using GPS, there is no need for an external lap timing beacon. Accurate to 1/10th of a second.
Speed and Compass display: use it as a super-accurate speedometer, updating 10 times per second, to calibrate or verify your vehicle's speedometer.
You can view your performance and lap data on the PerformanceBox's built-in display, and log all your data to the SD memory card. Saved data files can easily be stored and compared, to see the difference between cars, drivers, parts, or setup.

The kit includes: Data Logger, Suction Cup Mount, 12V Cigarette Light power cord, as well as users manual, Circuit Tools Software, and Performance tools Software all on CD.

Please PM Me for Special Forum Pricing!

For More info: Performance Box GPS Data Acquistion Meter