Hitachi, 850LC-3,850DLC, ZAXIS 870, ZX850-3, TL1100-3, ZX1800K-3, ZX850-3F, ZX870H-3, ZX870H-3-HCMC, ZX870H-3F, ZX870R-3, ZX870R-3F, Radiator (IR-850LC-3, 9252939, 9271411,17710791000B, 9313091, 4655043, 9271411, CORE-4655044) CORE SIZE 42 3/4 X 17 1/2 X 4, This is For One Core.