Do you need a larger gap for a Mustang spark plug?
Do you need a larger gap for a Mustang spark plug? A larger gap is more efficient as it provides a larger spark for a Naturally Aspirated Mustang. When adding a Power adder like a Supercharger or Turbocharger, you want a smaller gap. What kind of spark plugs do Fox Mustangs use? Fox V8 Mustangs were equipped with ASF or AWSF spark plugs. From 1982 to 1985, the High Output (H.O.) version of the 5.0L used one heat range colder. What kind of engine does a Ford Mustang have? 75mm TB will suffice for pretty much any 5.0L engine. Bigger...