The Ford/Mazda 2.3-liter MZR L-Series engine has reliability issues, with common failures such as spun rod bearings causing significant damage. It is recommended to avoid the 2.3 MZR engine due to ...
Once the oil pan comes off, however, everything changes. We see two spun rod bearings, and from the looks of it, the engine wasn't shut off when the knocking started. Aluminum debris contaminated ...