W.I.P Toyota 1LR-GUE. Currently does 552 HP @ 8600 rpm which is wrong bcs the real deal does that HP number at 9000 ...

This is my as true to real life as possible Lamborghini 5.2 V10 making 632-634 HP @ 8000 rpm (varies between dyno run...

This is two inline 5 cylinder engines with a single shared crank, phased 360 degrees (plus V angle) from each other.