This ACL oil pump is specified for Nissan SR20DE/DET 1998cc US-spec engines and is offered as a direct-fit replacement. It is supplied for US-market SR20 applications only and will not fit JDM engines, so confirm your engine spec before purchase to ensure correct fitment and compatibility with the US-spec SR20 setup.
ACL Nissan 4 1998cc SR20DE/DET Oil Pump US Spec Only - Will Not Fit JDM Engines