This is one mean Z33 (VQ37HR ... 3.7 litre full-race engine with HR cylinder head conversion - ~ 420rwhp)
https://www.facebook.com/OnPointDyno...0150013456574/
and another clip .......... it sounds "angry"
https://www.facebook.com/OnPointDyno...0099443461631/
Same camshaft/piston/rod package as my engine build.