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 ...
Mazda is no stranger when it comes to creating ... The Mazdaspeed6 introduced the turbocharged version of the 2.3-liter MZR inline-four engine, boosting its original capacity of about 160 ...