Mishimoto MMRAD-MIA-90X Mazda Miata X-Line Performance Aluminum Radiator, 1990-1997, Silver Direct fit for the 19901997 Mazda Miata 1.6L/1.8L Overall Size: 27.8 x 18 x 2.55 / Core Size: 12.6 x 25.12 / Rows: 3 Inlet & Outlet: 1.25 / Core Thickness: 2.05 / Tank Wall Thickness: 0.08 TIG-welded aluminum radiator includes high-pressure rad cap and magnetic drain plug Mishimoto Lifetime Warranty