Spark PlugCross Reference
EYQUEM RFC42LS
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.
74 matches found
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⚠ Important: Before substituting, confirm: same heat range, matching electrode gap, correct thread reach, and compatible resistor type.
AUTOLITE
1 matchesBOSCH
15 matches7402298 total matchesDR8DCX+296 total matchesFR8DC200 total matches0242229659196 total matchesFR6DC+181 total matches0242229719122 total matchesFR6DCX5103 total matchesF6DC94 total matchesFR8DP82 total matchesFRDC0R80 total matchesFR8D+54 total matchesFR8DC041 total matches024222956820 total matches024222958720 total matches024222959419 total matches
CHAMPION
32 matchesRC12YC447 total matchesRC12YC/T06392 total matchesRC12YC/W24392 total matches71C2391 total matches71S391 total matchesRFN12Y391 total matchesSE12RCY391 total matchesOE145/R04375 total matchesRC9YC280 total matchesC9YCC/033271 total matchesRC9YC/T04271 total matchesOE005219 total matchesOE005T10172 total matchesOE013133 total matchesD14Y103 total matchesD14YC103 total matchesDR14YC103 total matchesEON2100 total matchesOE08895 total matchesRC10YC94 total matchesOE121/T1093 total matchesOE137/T1093 total matchesD17Y89 total matchesD17YC89 total matchesDR17YC89 total matchesOE01684 total matchesQC12YC01480 total matches98974 total matchesRC10YCC72 total matchesRC12YCC41 total matchesRC10YX13 total matches1381212 total matches
DENSO
10 matchesNGK
16 matchesZFR5FVX11381 total matchesBCPR6ES-1253 total matchesBKR5E227 total matches7938193 total matchesBKR5ES181 total matchesV-line-35169 total matches2460101 total matches613098 total matchesV-LINENR.1689 total matchesBKR4E74 total matches114559 total matches634555 total matchesBCPR4ES29 total matches9719523 total matchesBKR4EY15 total matchesBK5EA12 total matches
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