Updated On May 8th, 2025
Looking for the best Spark Plugs and Ignition Parts? You aren't short of choices in 2022. The difficult bit is deciding the best Spark Plugs and Ignition Parts for you, but luckily that's where we can help. Based on testing out in the field with reviews, sells etc, we've created this ranked list of the finest Spark Plugs and Ignition Parts.
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Arnold 7023039 E3. 18 Small Engine Spark Plug
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ACDelco 24231260 HOUSING ASM-LOW
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Our Score
E3.18 diamond fire spark plug. Lifetime assured. More power, efficiency & fewer emissions. Replaces champion n4c, n5c, n7yc, rn4c, rn5c, rn7yc, replaces ngk b4es, b5eb, b5es, bev, b6eb, b6eb11, b6es, b6es11, b6eb, b7eb, b7eb11, bp7es, bp7es11, bpr7es, bpr7es11, br4es, br5eb, br5es, br6eb, br6eb11, br6es, br6es11, br7eb11, bur7ea11, bur7eb11, replaces autolite 403, 404, 4055, 4056 & xst4055. Specifications.
E318 diamond fire spark plug Lifetime assured More power, efficiency fewer emissions Replaces champion n4c, n5c, n7yc, rn4c, rn5c, rn7yc, replaces ngk b4es, b5eb, b5es, bev, b6eb, b6eb11, b6es, b6es11, b6eb, b7eb, b7eb11, bp7es, bp7es11, bpr7es, bpr7es11, br4es, br5eb, br5es, br6eb, br6eb11, br6es, br6es11, br7eb11, bur7ea11, bur7eb11, replaces autolite 403, 404, 4055, 4056 xst4055 Specifications- Size Small- Weight 016 SKU: ORGL90387
Our Score