DENSO Auto Parts Spark Plug P/N:3125
The DENSO Auto Parts 4719 spark plug for the 2010-2022 Ford F-150 3.3L / 3.5L / 3.7L / 5.0L / 6.2L and other vehicles lights the air-fuel mixture in the cylinder with a twin-tip iridium and platinum electrode design.
Worn plugs can show up as a misfire, hard starting, a rough idle or lower fuel economy. Ignition coils, fuel injectors and vacuum leaks can also be behind those signs, so find the cause before you buy plugs. Most engines take one plug per cylinder, so a V6 takes six.
The 2011-2022 Ford Explorer 2.0L / 2.3L / 3.3L / 3.5L and the 2013-2022 Ford Escape 1.5L / 2.0L are among the many vehicles this plug fits.
Fit and size
Build and materials
Does this Ford F-150 spark plug fit the 2010-2022 Ford F-150 3.3L / 3.5L / 3.7L / 5.0L / 6.2L?
Yes, DENSO Auto Parts 4719 fits the 2010-2022 Ford F-150 3.3L / 3.5L / 3.7L / 5.0L / 6.2L. The count per engine is six on the 3.3L, 3.5L and 3.7L V6, eight on the 5.0L V8 and sixteen on the 6.2L V8.
Does the 4719 work as a Ford Explorer spark plug for the 2011-2022 Ford Explorer 2.0L / 2.3L / 3.3L / 3.5L and as a Ford Escape spark plug for the 2013-2022 Ford Escape 1.5L / 2.0L?
Yes, DENSO Auto Parts 4719 fits both of them and many other vehicles. If your car is not named here, look it up by make, model and engine in the "Vehicles it fits" section.
What gap and thread size does the DENSO 4719 iridium spark plug have?
The DENSO 4719 comes pre-gapped at 1.0 mm. It has a 14.0 mm thread diameter, a 25.0 mm reach, a 16 mm hex and a tapered seat.
What are signs that iridium spark plugs are wearing out?
A misfire, hard starting or a rough idle can mean the plugs are worn. Electrodes that look worn down on a plug pulled from a cool engine are another sign.
Is the 4719 a resistor plug, and what heat range is it?
Yes, this spark plug has 5000 ohms of resistance, and its manufacturer heat range is 20.
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WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.