Includes: Kit Contains Cylinder Kits, Main & Con Rod Bearings,Top Gasket Set & Oil Pan Gasket.
Product Description: Cummins Control Parts List#'s (CPL): (591 Marine Engine), 681, (721 Marine Engine), 725, 791, 843,895, 981, 1172, 1259, 1312, 1522 & 1932. FOR FRACTURE SPLIT CONNECTING RODS. Serial & CPL#'s Are Found On A Tag Located On The Side Of The Timing Gear Housing And/Or ValveCover. If Tag Is Missing, Check The Top Of The Oil Cooler Housing To See If It Is Stamped There. Serial Number Consist Of 8 Digits.CPL#'s Are 3 Or 4 Digits. On Fracture Split Con Rods use: (4 QTY) A-3901170 (or O/S) and (4 QTY) A-4893693 (or O/S)