Fully machined replacement for factory PCV oil separator plate enables precise fit and function
Larger 10-port design allows for flexible PCV and OCC valve configurations
Integrated baffle reduces blow-by and improves oil separation efficiency
Direct fit with OEM Mazda PCV valve and O-ring simplifies installation
Includes high-grade mounting hardware for secure and reliable attachment
Summarized by Shop
Product revision! Larger ports, and added baffle! Same great price!
What does the Damond Motorsports PCV Plate do, and what does it offer?
The PCV plate is a fully machined replacement of the factory PCV oil separator plate, with a port machined to accept an OEM Mazda PCV valve and o-ring, as well as two additional large -10 ports, thus a
Shipped quickly great product overall definitely recommend
Ethan · June 14, 2026
Works fantastic on my Gen 1, solved pretty much all my blow by issues, now my dipstick doesnt try to launch itself into the stratosphere!
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Byx · April 18, 2026
PCV VALVE PLATE
Great quality, plate is like a piece of art. Too bad mostly hidden under the manifold. Install made easier as had the intake manifold off so easy access. Installing new PCV valve at the same time, was having issues getting it to sit right with the C clip. Made a call, recommended putting "O" in the plate first, not on the Valve, and apply some oil, went in super easy. Might just include a note on that with the parts.