Well, yes hp is the byproduct of torque, that is why torque is important, can't have hp without it.
That is is what I meant, but my explanation may be a bit complex and confusing.
It kinda is, because it's how much work can be done in whatever time it takes. (My head may have been off topic, because I was thinking about the reasons why we have a power adder on diesels.)
He's learning, that's why he asked. I'm assuming the 500cfm carb may be a suggestion from one of those carb calculators.