Diamond Power Oil Pump works with Chevrolet Cavalier Corsica S10 GMC Sonoma Isuzu Hombre Pontiac Sunfire Buick Century 2.2L 2.0L OHV 134 CID Engine 2 Year Warranty (This product must be installed by a certified professional mechanic) Same day shipping when purchased before 3pm EST Our products are tested and meet or exceed OEM performance requirements Fits 92-93 134 CID 2.2L OHV Chevy 4cyl Oil Pumps are made with the best quality materials (aluminum) required by the manufacturer