What Mazda motors are interference motors?

Mazda engines classified as interference motors include many of their older 2.0L, 2.2L, and 2.5L four-cylinder engines, as well as the 3.0L V6 engines found in various models. In interference engines, the pistons and valves occupy the same space at different times, which can lead to severe engine damage if the timing belt fails. Models like the Mazda MX-6, 626, and certain versions of the Mazda3 and Mazda6 may feature these interference engines. Always consult specific engine specifications for accurate identification.