This EGR valve is designed to fit the Toyota Corolla '90-93 models with 1.6L engine.  It is vacuum operated with two mount holes and a manufacturer part number of 25620-16200. This item is genuine Toyota for those in need of an EGR valve to keep their Corolla running since this valve is no longer available from Toyota.  Compare your original valve's part number for compatibility.  Please contact us for further information needed.  Thank you!