Spark PlugCross Reference
NAPA X531
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.
59 matches found
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⚠ Important: Before substituting, confirm: same heat range, matching electrode gap, correct thread reach, and compatible resistor type.
AUTOLITE
9 matchesBOSCH
10 matchesCHAMPION
23 matchesL82C448 total matchesL82C/053415 total matchesL82C/110415 total matchesL82C/R02415 total matches8111413 total matches811S413 total matchesL5G413 total matchesL82C/T10357 total matchesL78C231 total matchesL78C/053201 total matchesL78C/220201 total matchesL78C/R02201 total matchesN14106 total matchesN14C106 total matchesRL82C101 total matchesOE086/R0288 total matchesRL82C/05188 total matchesRL82C/11088 total matches874187 total matches874S87 total matchesUL81C80 total matches835C56 total matchesL77J244 total matches
DENSO
10 matchesNGK
7 matchesFactory Direct
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