i sent an email awhile back to a nissan mechanic he told me a rb26dett with a RWD tranny was a direct drop into a s14 i forgot the price for the stock setup but the custom runs around 10500 Motorset, AfterDark Intake, AfterDark Downpipe, Walbro 255 Fuel Pump, Blitz NUR Spec Racing Exhaust, A31 Crossmember, Custom Work, RWD RB25DET Transmission, and Installation. visit afterdarktuning.com ive talked to this guy alot specifacally about the GTiR into my sentra and he knows alot and really good prices for any motor