Getrag Box Specs Type - 233 Torque capacity - to 490 NM (361 ft/lb) Centre distance - 85mm Weight - 51.0 kg Gears - V160 (3.827,2.360,1.685,1.312,1.000,0.793, Rev 3.280) - May 1993 to May 1996 Gears - V161 (3.724,2.246,1.541,1.205,1.000,0.818, Rev 3.192) - June 1996 to July 2002 2JZ-GTE puts out 343NM at approx 1250rpm. Max torque is 435NM @ 3,600. Note that box has very rarely if ever failed with these load ratings. Further these boxes have handled at least 820NM. Hope this helps some what. As with all things the more you push it the lower is its life expectancy.