how big of cam

[capri383rs]

how big of lift of a cam can i use in a stock low mile 84 gt 2.3 turbo engine,im having a nasty ported solid roller cammed head built and want to make sure the 604 lift 273 duration will fit in my shortblock.comp cam says it will aswell as my builder

[Stinger]

That's not a turbo cam and you'd make more power with better driveability with a cam designed for a turbo engine.