Spark PlugCross Reference
DENSO SF-51
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.
40 matches found
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⚠ Important: Before substituting, confirm: same heat range, matching electrode gap, correct thread reach, and compatible resistor type.
ACDELCO
3 matchesAUTOLITE
1 matchesBOSCH
2 matchesCHAMP STK
2 matchesCHAMPION
16 matchesQL78C78 total matches883158 total matches883S58 total matchesJ6J42 total matches583836 total matchesQL78V35 total matchesL78V31 total matches833126 total matches833S26 total matches838125 total matches838S25 total matches833M15 total matches5838QL78V13 total matches8337 total matchesL78V1107 total matchesL78VR026 total matches
DENSO
2 matchesDENSO STK
1 matchesGM OEM NR
3 matchesMTRCRFT PN
1 matchesNGK
5 matchesNGK STK
2 matchesSPLITFIRE
1 matchesTORCH
1 matchesFactory Direct
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