Stockish 340 upgrades, cam needed

That cam was actually the one I was going to recommend from the start until “GigantoMania” to match CNC heads set in. That one or a 218/226 grind that looks like a high lift regrind stock 340 cam with a .904 specific ramp rate.
Howards Cams Hydraulic Flat Tappet Camshafts 711651-10
In a 9:1-9.5:1 street engine with decent heads (J or 302 castings with emphasis on flow to .500), either of these cams should make a very good performer with good street manners.