Nissan z31 rb swap RB swap for the z31 - Nissan Forum Jan 26, 2003 · here's a little FYI for you before you attempt this swap. you'll be MUCH better off keeping the VG30ET (if you have one) or getting a VG30ET... Source Source Source Source Source Source Source Source Source Source Read Also: Nissan hardbody vg30et swap Nissan hardbody vg30et Nissan motor 1988 swap Nissan hardbody vg30e swap Nissan hardbody vg30 swap 1990 Nissan maxima engine swap