Sheffield Tractor LLC is a retailer of new quality aftermarket parts. We specialize in Massey-Ferguson and Ford utility tractors, 1965 and newer. Connecting Rod Bearing Kit for Perkins Series 3.144 / 3.152 / 903-27 3 Cyl Diesel & Gas Engines Kit includes:(1) Set of STD Size Rod BearingsOther sizes available (please specify in order note field when ordering, otherwise you will receive STD):(0.010″), (0.020″), (0.030″)For a complete set of bearings (for 3.144 & 3.152 only; does not fit 903-27), click here.Replaces OEM p/n: 72080082, 737070M91 (STD)Replaces Perkins p/n: 40315, 59629, 31131171, 85036 (STD)As used in: Allis Chalmers One-Sixty/160, 6040; IMT 539, 542; Landini 4000, 4500, 4530, 5000, 5500, 5530, 5560, 5830, 5840, 5860, 5870, 6030, 6060, 6070, Advantage 55&60, Blizzard 50&60, C4500, C4830, C5000, C5500, C5830, Cf4830, Cf5030, Cf5830, Globus 50&55, Rex 55/60/65, Trekker 55, or any other application with Perkins Series 3.144, 3.152, or 903-27 engine Manufacturer: Sparex Inc. This is a high-quality aftermarket parts kit designed to replace original OEM p/n’s listed above. FREE shipping in the US via USPS. All orders shipped within 1 business day.