Sair baloch

Hi as per title i have a complete sr20vet from xtrail with wiring and all stuffs and i am collecting knowledge before opening and starting my work. :I am changing the cams to n1 cams, :changing ro cosworth head gasket :putting rocker arms both sides. So it turns to sr20ve p12.( If any thing else needed for being p12 do let me know) :I am deleting cas. Because going on link ecu. Applying Hall sensor kit. :Manifold (exaust) will be changed (hypertune) :intake manifold complete sr20det story Questions : But I want to ask some additional things What other parts i need. Do i need these parts oil pump and oil strainer Oil block Oil Block v2 "SR20" Do i need to mill the crank pulley And what other thing i need for the conversion

Hi as per title i have a complete sr20vet from xtrail with wiring and all stuffs and i am collecting knowledge before opening and starting my work. :I am changing the cams to n1 cams, :changing ro cosworth head gasket :putting rocker arms both sides. So it turns to sr20ve p12.( If any thing else needed for being p12 do let me know) :I am deleting cas. Because going on link ecu. Applying Hall sensor kit. :Manifold (exaust) will be changed (hypertune) :intake manifold complete sr20det story Questions : But I want to ask some additional things What other parts i need. Do i need these parts oil pump and oil strainer Oil block Oil Block v2 "SR20" Do i need to mill the crank pulley And what other thing i need for the conversion