Match this 500hp/500lb-ft Combo?

My Buddy has a Camaro with the BP 427 540 HP and about the same torque. Nice running engine and about $9K. My Duster stroked to 470 Eats his lunch every time. I have about $6500 in it. 440 source kit and TF 240s. Pisses him off to no end as is should.