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Dudes With Trucks manages 5 data types including fuel logs. Helps you organize, track, and share your work in 1 place for teams and solo users.

Symptom: Engine misfire or stumble?

If your truck is experiencing "engine misfire or stumble", the Motorcraft SP-515 Spark Plug is a common culprit. This electrical component can cause this symptom when it fails or wears beyond spec. Have the part inspected and replaced if necessary — typical cost is $10–$18 plus labor.

If your truck is experiencing "rough idle", the Motorcraft SP-515 Spark Plug is a common culprit. This electrical component can cause this symptom when it fails or wears beyond spec. Have the part inspected and replaced if necessary — typical cost is $10–$18 plus labor.

Symptom: Reduced fuel economy?

If your truck is experiencing "reduced fuel economy", the Motorcraft SP-515 Spark Plug is a common culprit. This electrical component can cause this symptom when it fails or wears beyond spec. Have the part inspected and replaced if necessary — typical cost is $10–$18 plus labor.

Symptom: Check engine light flashing?

If your truck is experiencing "check engine light flashing", the Motorcraft SP-515 Spark Plug is a common culprit. This electrical component can cause this symptom when it fails or wears beyond spec. Have the part inspected and replaced if necessary — typical cost is $10–$18 plus labor.

Symptom: Hesitation under acceleration?

If your truck is experiencing "hesitation under acceleration", the Motorcraft SP-515 Spark Plug is a common culprit. This electrical component can cause this symptom when it fails or wears beyond spec. Have the part inspected and replaced if necessary — typical cost is $10–$18 plus labor.

Back to Parts Catalog

electricalP/N: SP-515

Motorcraft SP-515 Spark Plug

OEM iridium spark plug for Ford EcoBoost and Triton engines — precise ignition and long life.

Overview

The Motorcraft SP-515 is the OEM iridium spark plug for Ford 3.5L and 2.7L EcoBoost engines. Iridium center electrode provides up to 100,000 miles of service. Always use anti-seize sparingly and follow the torque spec — over-tightening can damage the cylinder head threads.

Specifications

Torque Specs

18 ft-lbs (do not over-tighten)

Compatibility

Year range: 2011–2026

Compatible Makes

Ford

Compatible Models

F-150ExplorerEdgeFlex

Common Failure Symptoms

Engine misfire or stumble

Rough idle

Reduced fuel economy

Check engine light flashing

Hesitation under acceleration

Related Diagnostic Codes

P0300P0301P0302P0303P0304