OEM REMANUFACTURED BORGWARNER TURBOCHARGERThis is a OEM REMANUFACTURED BORGWARNER TURBOCHARGER. Exact same part sold at the dealership. This is an exact, direct fit OEM replacement turbo.NOTE: This turbocharger package also comes with the gaskets. NOTE: There is a core charge of $350 which has been included in the price, it means if you DO NOT have or will not send us the original part, we will not refund the core charge. You will be charged at the time of purchase and will be fully refunded once your old re-build able core is received. Cores must be returned within 60 days of the purchase date. Please allow up to 3 business days for us to process your refund. Fits the following:Part Number: 478107Interchangeable Number: 169490, 178107, 196557, 312637OEM Number: 0R-5721, 0R5721, 7C-7587, 7C7587Serial Number: 63Z3057-22741, 63Z22742-UP, 63Z00001-22741Turbo Model: S4DS, S4DS014, S4DS 014 S4DSManufacturer: BorgWarner - 3K - Schwitzer, BWTS USAYear: 1986-12Engine: 3306, 3306BEngine Manufacturer: CaterpillarDisplacement: 10.3LFuel: DieselAngle α (Compressor Housing): 0°Angle β (Turbine Housing): 45°Back Plate: 197651 (51135, 142066, 5S4556, 52321523000, 52321523001, 49162-22500, 1250403300, 143044-0000)Bearing Housing: 196661 (194031)(199144, 196534, 7C7611, 4P3627, 7C0067)(Oil Cooled)CHRA: 196540 (0R5723, 7C7601, 6I1697, 178224, 312736)Compressor Cover: 194634 (7C0639)Compressor Wheel: 194312 (194634)(7C0639, 7W8845)(Ind. 58.94 mm, Exd. 86.40 mm, Trim 10.66, 6+6 Blades)Gasket (Oil Inlet): 129119 (201049, 9737, 1S6595, 210019-0000, 409266-0003, 3819900, 52231586500, 129120)(1900000035)Gasket (Oil Outlet): 210018 (129120, 210018-0000, 409267-0002, 3709738, 3500682, 201048, 1S4810, 9988, 9738, 3519763) (1900000025)Gasket (Turbine Inlet): 409038-0000 (9749, 1S4295, 202873, 205396, 3500683, 132040, 210017-0000)(1900000003)Heat Shield: 187517 (4W7355)Repair Kit: 318405 (318408, 166047, 318409)(1252419750)Turbine Housing: 194916 (7C3375)Turbine Wheel: 191609 (7W8844)(Ind. 72 mm, Exd. 83.43 mm, 10 Blades)Application:1986-12 Caterpillar Truck with 3306, 3306B Engine*Important* Please use the above information to determine if the part(s) in this listing fit your vehicle. The most reliable way to make sure the model of turbo is finding the part number from the nameplate of your old turbo.