Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2018 Ford Focus StSpark Plug Type & Gap
OEM spark plug spec from the factory service manual for the 2018 (2018).
Quick Answer
Source: Factory service manual — 2018 Ford Focus St 2018.
This vehicle's factory manual
The spec is above. This opens the 2018 Ford factory books so you can go into the Focus St procedure.
What You'll Need
Related for Your 2018 Ford Focus St
Frequently Asked Questions
- What spark plugs does a 2018 Ford Focus St use?
- Refer to the factory service manual for the exact spark plug specification for your 2018 Ford Focus St.
- What is the spark plug gap for a 2018 Ford Focus St?
- Refer to the factory service manual for the exact spark plug gap specification.
- How often should I replace spark plugs on a 2018 Ford Focus St?
- Most modern vehicles recommend spark plug replacement every 60,000–100,000 miles. Check your factory service manual for the exact interval.