Once you add up the cost of all of the parts you would need to get that kind of power out of your vortec 350, you could just by a LQ4 6.0L and swap it in:rocking: . Then your power capabilities are pretty much endless.First off, what's the factory hp/torque numbers for a '97 Vortec 350? Next what kind of parts can be added to boost the hp for a relatively low cost? Also, what will it take to get 400hp? and 450 or so ft.lbs. of torque?