Champion Spark Plug, Fill Gap Size: 0.027 to 0.033 in, Nickel Copper Alloy Electrode, 0.551 in Thread, 0.748 in Hex, Copper, Suitable for: 2-Cycle and 4-Cycle Engines..
Champion Spark Plug, Fill Gap Size: 0.023 to 0.028 in, Nickel Copper Alloy Electrode, 0.551 in Thread, 0.813 in Hex, Copper, Suitable for: Small Engines..
Champion Spark Plug, Fill Gap Size: 0.027 to 0.033 in, Nickel Copper Alloy Electrode, 0.551 in Thread, 0.813 in Hex, Copper, Suitable for: 4-Cycle Engines..
Champion Spark Plug, Fill Gap Size: 0.027 to 0.033 in, Nickel Copper Alloy Electrode, 0.551 in Thread, 0.813 in Hex, Copper, Suitable for: Small Engines..