E erhayes Contributor : 2022CX5 PP May 10, 2016 #21 Mazda possibly choose the recessed Allen to reduce the number of stripped pan bolts by the quick lube places using an 18 inch wrench to over tighten drain plugs. ) I really prefer to update internal Allen plug. Ed Last edited: May 10, 2016
Mazda possibly choose the recessed Allen to reduce the number of stripped pan bolts by the quick lube places using an 18 inch wrench to over tighten drain plugs. ) I really prefer to update internal Allen plug. Ed