Interesting results here. The curves are almost identical, up until about 5600 rpms. Then the TSX's K24Z3 output takes a brief dip while the Civic Si's K24Z7 keeps on pulling. At about 6300rpm, the torque curve of the TSX's K24Z3 suddenly levels off, which pushes the horsepower curve upward, giving the TSX about a 5hp peak advantage.

Click on to the next page to see the dyno test video and the speed-limiter run through all 6 gears.