Billet aluminum spark plug hole covers for your NC 06-15 MZR engine. These mounts bolt directly to the valve cover using the coil on plug mouting location and factory bolt.
Allows you to keep your spare engine free of debris while sitting in the shop or trailer or being transported to and from your ending builder. The covers work with spark plugs in or out of the engine.
Price is for a set of (4) covers anodized Black.