Spark PlugCross Reference
NAPA X571
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.
44 matches found
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⚠ Important: Before substituting, confirm: same heat range, matching electrode gap, correct thread reach, and compatible resistor type.
AUTOLITE
20 matchesB7140 total matchesB9140 total matchesBH8140 total matchesBR10140 total matchesBR8140 total matchesBT10140 total matchesBT3140 total matchesBT8140 total matches46118 total matches12481 total matches303544 total matches277539 total matches305539 total matches12733 total matches78432 total matches80432 total matches58431 total matches34425 total matches306421 total matches340417 total matches
BOSCH
3 matchesCHAMPION
11 matchesDENSO
5 matchesNGK
5 matchesFactory Direct
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