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    3 Products

    Spark Plug Feeler Gauges

    Keep spark plugs working efficiently. These feeler gauges slide between the electrodes to measure the gap. If the gap is incorrect, they have an adjustment tool to bend the electrode where you need it.
    Wire Measuring
    Image of Product. Front orientation. Feeler Gauges. Spark Plug Feeler Gauges, Wire Measuring.
    Wire-measuring gauges measure using different wire thicknesses.
    Thk.
    Dia.
    Features
    Each
    Steel
    0.025", 0.03", 0.034", 0.035", 0.04", 0.045"1 3/4"Gap Adjustment Tool000000000000
    0.04", 0.044", 0.045", 0.05", 0.06", 0.08"1 3/4"Gap Adjustment Tool00000000000
     

    Ready-to-Use Feeler Gauges

    Image of Product. Front orientation. Feeler Gauges. Ready-to-Use Feeler Gauges.
    Check gaps, alignment, and narrow slots. These feeler gauges have finished ends marked with thickness.
    Steel—Steel gauges are polished.
    Each
    Thk.
    Lg.
    Wd.
    1-11
    12-Up
    Steel
    0.045"12"1/2"0000000000000000000
     
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