Thread: Spark Plug Question
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Old 05-24-2005, 01:54 PM
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Curt C. Curt C. is offline
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Join Date: Nov 1999
Location: Las Vegas, NV
Cobra Make, Engine: Classic Roadster; 351W
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Good plug for forced induction. I ran them on a 95 Mustang Cobra with supercharged low compression 306 with good results. It is a moderate cold plug. If you are planning to run big boost 12psi or higher, go with a 22 C
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