Posts Tagged: crankcase ventilation

PCV Delete vs Oil Catch Can: What Actually Works

PCV Delete Explained: Why It’s Illegal, Ineffective, and Overhyped Quick Summary A PCV delete sounds appealing if you’ve been told it will stop carbon buildup or unlock hidden horsepower—but that idea is built on misinformation. Deleting the PCV system is illegal, creates new drivability problems, vents harmful blow-by into the atmosphere, and does nothing to stop intake valve carbon. If you’re trying to reduce oil vapor entering the intake, a properly installed oil catch can is the only sensible option—and even then, it’s more about management than magic. Article PCV … Read More