Cost Savings A used low-mileage engine usually costs a lot less than a new or remanufactured one. If it’s clean and tested, you can often save thousands by going with a used engine. OEM Compatibility You’re getting an engine built by the factory, just like the one your car came with. That means it fits right, no changes are needed, and it matches the exact specs of your old engin... https://carmotiveparts.com/