Spark PlugCross Reference
NGK BR4-LM
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.
45 matches found
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⚠ Important: Before substituting, confirm: same heat range, matching electrode gap, correct thread reach, and compatible resistor type.
AUTOLITE
3 matchesBERU
6 matchesBOSCH
8 matchesBRISK
3 matchesCHAMPION
9 matchesDENSO
7 matchesGUTBROD
2 matchesISKRA
1 matchesKAWASAKI
2 matchesMARELLI
1 matchesNGK
1 matchesNGK STK
1 matchesOREGON
1 matchesFactory Direct
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