The Borg Warner 4MFW-731 (493461) is a remanufactured turbocharger. This unit directly replaces OEM part numbers 0R5823, 159771, 159771R, 170-070-0173, 170-070-1528, 1700700173, and 5 additional cross-references. Each remanufactured unit is rebuilt to original factory specifications and backed by PT Turbo’s 12-month unlimited-mile warranty. A refundable core deposit of $400 is required and fully refunded upon return of your original unit. Details Condition: Remanufactured Brand: Borg Warner Component OEM: Borg Warner Model: 4MFW-731 Applications Year(s) Vehicle Engine Boat (Marine) Caterpillar (CAT) 3208 Cross Reference 0R5823159771159771R170-070-0173170-070-152817007001731700701528193461193461R4934616N0580