Spark PlugCross Reference
NGK 4123
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.
63 matches found
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⚠ Important: Before substituting, confirm: same heat range, matching electrode gap, correct thread reach, and compatible resistor type.
ACCEL
1 matchesACDELCO
6 matchesAUTOLITE
4 matchesBOSCH
28 matches24222552993 total matches24222952693 total matches024222952684 total matchesHR8AC82 total matchesHR9AC74 total matches024221951569 total matches024221951465 total matches024222553064 total matchesHR10AC59 total matchesHR10ACY53 total matches758351 total matchesW95TR450 total matchesHR9ACY48 total matchesHR8ACY41 total matchesHR10A30 total matchesHR8APY29 total matchesHR10AY28 total matchesHR8A22 total matchesHR9APY22 total matchesHR9AY22 total matchesHR8AY21 total matchesHR9AP19 total matches024222552918 total matchesHR8AP15 total matchesWA95TR413 total matchesHR9A12 total matchesWA125TR412 total matchesWA145TR412 total matches
CHAMPION
8 matchesDENSO
7 matchesEYQUEM
1 matchesLEXUS
1 matchesMTRCRFT PN
6 matchesTOYOTA
1 matchesFactory Direct
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