WILLYS Champion Spark Plugs Spark Plugs

Spark Plug, Copper Plus, 14mm Thread Size, 0.375 in. Reach, 8 Heat Range, Each

Part Number: CPN-841

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

Spark Plug, Copper Plus, Nickel Copper Alloy, 14mm Thread, 0.375 in. Reach, Flat Seat, 13/16 in. Wrench Size, Each

Part Number: CPN-871

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Spark Plug, 14mm, Gasket Seat, .375 in. Reach, J8C, Each

Part Number: CPN-841-1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 23, 2026 if ordered today

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Spark Plug, J8C, Copper Plus, 14mm Thread, .375in. Reach, Set

Part Number: CPN-841S

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

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