Edelbrock / RHS heads, or go BIG block and put it to bed!

dodgetkboy78 said

360, EB ehads, roller cam, good ignition, and you can get 425+ HP......... Of course, you could do that with your heads too.

Click to expand...

I have hp mopar ignition, port and polished stock heads, 489 lift comp cam(non roller). If im getting 275 hp to the wheels I'm prob getting 350-375 hp crank. I would love to get 425hp. will the eddy heads really help? Everyone raves about them. Please enlighten me ???