>This blower can make 12-13 lbs boost on a 427-454 and about 10 lbs on a 540
It is not considered a "Racing" Blower, but many are in use on Bracket, and small big blocks that are not looking to conquer the world.
Should support up to 1000 hp on
Gas with a 540
9000 hp or so on a 468-496 size engine