Regardless of RPM - the reading is off. There's just no way a stock SPI will make nearly 200 HP. Brand new, at the crankshaft, they made 110 HP.
This is a thread showing dyno results of SPIs:
*The official SPI dyno thread*
If those guys can barely break 100 WHP with mods, you're not making nearly 200 HP at the crank with a stock engine.