Spark PlugCross Reference
CHAMPION 509
Compare interchangeable spark plugs for {brand} {part}. Check heat range, electrode gap, thread size, and reach before substituting — not all cross-referenced plugs perform the same in every engine.
60 matches found
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⚠ Important: Before substituting, confirm: same heat range, matching electrode gap, correct thread reach, and compatible resistor type.
ACDELCO
7 matchesAUTOLITE
9 matchesBOSCH
5 matchesCHAMPION
22 matchesD9112 total matchesRD14*103 total matchesD9M102 total matchesRD15Y*98 total matchesD901358 total matchesD1042 total matchesK936 total matchesK835 total matchesUK1034 total matchesD9J31 total matchesK8G27 total matchesRD924 total matchesK723 total matchesK1117 total matches5COM16 total matchesD9JM16 total matches5M12 total matches5MJ12 total matchesH1712 total matchesH17A12 total matchesX5COM12 total matchesXD912 total matches
DENSO
7 matchesMTRCRFT PN
5 matchesNGK
2 matchesPRESTOLITE
2 matchesSTITT
1 matchesFactory Direct
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