JDM Engineering recommends OEM Ford Motorcraft SP-581X Spark plugs when running mild to moderate bolt on modifications. Recommended to gap .035" for stock or .030" for extra boost with a smaller pulley.
2020+ GT500 / Raptor R Spark plugs Motorcraft SP-581X (set of 8)
$119.95
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2020+ GT500 / Raptor R Spark plugs Motorcraft SP-581X (set of 8)
- SKU:
- SP-581
- Weight:
- 5.00 LBS
- Shipping:
- Calculated at Checkout
