Mercury - Compressor Assembly Optimax DFI Components Precision Engineered 8M0060052. Overview. If you run a Mercury Optimax, you already know that the engine rewards you when every component is dialed in perfectly. There's a certain confidence that comes from hearing that familiar, sharp Optimax note settle into a smooth rhythm - especially when you're miles offshore with nothing but open water and the quiet hum of your motor. The Mercury 8M0060052 Compressor is one of those critical parts you n