Plastic PCV Valve For Ford Escape Focus Fusion Mariner Milan
Seal crankcase vapors and restore stable idle in Ford and Mazda engines with this precisely manufactured PCV valve. Built from durable plastic with a hermetically sealed design, this component effectively channels blow-by gases back into the intake manifold. By maintaining proper internal pressure, it prevents oil sludge accumulation, reduces rough idling, and helps avoid check-engine light triggers caused by vacuum flow restrictions. Engineered for direct cross-reference with factory specifications, it delivers reliable airflow control without altering fuel delivery or combustion timing for affected model years.
Benefits & Installation Tips
- Replace the valve every 30,000 to 60,000 miles to sustain steady throttle response and protect sensitive oxygen sensors.
- Inspect the rubber grommet seating surface before installation to ensure a complete vacuum seal after mounting.
- Test engine operation immediately after fitting; abnormal hissing or sputtering usually indicates mismatched part numbering.
Product Specifications
- Material: Engineering Plastic
- Core Part Numbers: 4L5Z-6A666BA, 1251743, 1318816, L35613890, 4L5G-6A666-AA, L3k913890, 4M5G-6A666-ha
- Factory Fitment Reference: Ford Escape (2005–2008), Ford Focus (2006–2007), Ford Fusion (2006–2009), Ford Ranger (2006–2011), Mercury Mariner (2006–2008), Mercury Milan (2006–2009), Mazda 3 (2010–2013), Mazda 6 (2006–2007), Mazda CX-7 (2007–2012)
- Condition: Brand New
Package includes:
- 1 × Plastic PCV Valve
Important Reminders
Compatibility listings are provided for reference only. Always compare the stamped identification codes on your existing valve against the part numbers above before purchase. Incorrect matching can lead to improper fitment or compromised emissions performance.
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