^ naw the early 90s cedrics/glorias had VG30det engines as well as the m30 leopard. only reason i know this is from talking to the same kid with the 3sgte Altezza. They had a single throttle body too VG30det (rare): Engine / Drivetrain (for sale): Nissan Forums / Infiniti Forums - NICOclub
one in an s13

in a z31?

no idea