Totally streetable (87 octane fuel) 805 hp 572 BBC carb tests.

In this, episode 24 of PowerTec 10, the PowerTec 10 dyno team put a GM performance 572 through it's paces on the dyno.This engine, at 620 HP from the factory, is often considered to be a well developed spec for a 9.4/1 street engine. with the changes the team made they went right by 800 hp and did it with greater street drivability.