How to Install Ford Racing 5.0L Coyote Engine Oil-Air Separator on your Mustang

Step l. Remove breather hose labeled #1

Step 2. Remove electrical harness from valve cover. (on GT350 installations additional adjustments of the electrical harness is necessary to clear oil separator) 
Step 3. Install oil separator using the 2 push pins provided 

Step 4. Reinstall electrical harness onto oil separator bracket.

Step 5. Install 2 breather hoses 

Maintenance is based on the type of driving the vehicle is subjected to. 
Track type driving will require more frequent checks for accumulation of oil in the separator. Remove separator and tilt so to empty oil out from the lower fitting. Do not empty from upper fitting! 
If removal of the top cover is required, when reinstalling torque socket head screws to 4.5 to 5 Nm.