This is a Brand New Cat 3056E engine for sale for Cat 924G, 924H, 930G Loaders, M316C, M318C, M318C, 564, 574B, AP600, AP655C, BB760, BG2255C, CP563E, CP573E, CP663E, CS563E, CS573E, CS583E, CS683E, CHALLENGER MT525B AUTOPOWER, CHALLENGER MT535, CHALLENGER MT545, CHALLENGER MT555B, CHALLENGER MT565B.