Champion spark plugs
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NGK Denso Champion Heat Range Equivalents
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Spark Plug Heat Range
Champion® 3318 - Platinum Power™ Spark Plug
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Champion 791 C57YC 14mm Spark Plug, .750 Reach, 5/8 Hex, 57 Heat Range
Spark Plug Cross Reference HEAT RANGE CHART
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Preferred Spark Plug Heat Range
