Spark PlugCross Reference
BOSCH WR78X
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.
49 matches found
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⚠ Important: Before substituting, confirm: same heat range, matching electrode gap, correct thread reach, and compatible resistor type.
BERU
2 matchesBOSCH
2 matchesBRISK
2 matchesCHAMPION
18 matchesRN9YC339 total matchesRN9YC/092327 total matchesRN9YC/290327 total matches4151315 total matches415C2315 total matches415S315 total matchesOE006/U04315 total matches8415171 total matchesOE00497 total matchesRN9YCC94 total matchesEON568 total matchesEON655 total matchesEON628646 total matchesEON628745 total matchesEON528644 total matchesEON528743 total matchesCET823 total matchesCET8SB20 total matches
DENSO
7 matchesEYQUEM
4 matchesFIAT
1 matchesISKRA
1 matchesKLAXCAR
1 matchesMARELLI
5 matchesNGK
1 matchesSCT-GERMANY
2 matchesTOYOTA
1 matchesUNIPART
1 matchesVOLKSWAGEN
1 matchesFactory Direct
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