Spark Plugs

Spark Plug, Standard Series, Copper Core, Gasket Seat, 14mm Thread Size, 9.5mm Reach, Resistor, Each

Part Number: NGK-6703

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

Spark Plug, RCJ6Y, Copper Plus, 14mm Thread, .375in. Reach, Resistor, Set

Part Number: CPN-852-1

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Estimated Ship Date: Today

Spark Plug, CJ7Y, Copper Plus, 14mm Thread, .375in. Reach, Set

Part Number: CPN-853-1

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Estimated Ship Date: Today

Spark Plug, RCJ8Y, Copper Plus, 14mm Thread, .375 in. Reach, Resistor, Each

Part Number: CPN-863-1

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Estimated Ship Date: Today

Spark Plug, CJ7Y, Copper Plus, 14mm Thread, .375in. Reach, Each

Part Number: CPN-853

Not Yet Reviewed

Estimated Ship Date: Mar 12, 2026 if ordered today

• Special Order

Spark Plug, RCJ8, Copper Plus, 14mm Thread, .375in. Reach,Resistor, Each

Part Number: CPN-840

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Estimated Ship Date: Mar 12, 2026 if ordered today

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Spark Plug, Copper Plus, Copper, 14mm Thread, 0.375 in. Reach, Flat Seat, 19mm Wrench Size, Set of 24

Part Number: CPN-859S

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Estimated Ship Date: Mar 12, 2026 if ordered today

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Spark Plug, Non-Resistor, Nickel Tip, Copper Core, 14mm Thread Size, 0.375 in. Reach, Gasket Seat, Each

Part Number: CPN-846

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Estimated Ship Date: Mar 12, 2026 if ordered today

• Special Order

USE AUP 258

Part Number: CPN-846-1

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Estimated Ship Date: Mar 12, 2026 if ordered today

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Spark Plug, Copper Plus, Copper, 14mm Thread, 0.375 in. Reach, Flat Seat, 19mm Wrench Size, Set of 24

Part Number: CPN-846S

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Estimated Ship Date: Mar 12, 2026 if ordered today

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Spark Plug, Standard, 14mm Thread, 3/8 in. Reach, 3/4 in. Hex, Gasket Seat, Non-Resistor, Comer C50, C51, Each

Part Number: NGK-7321

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Estimated Ship Date: May 12, 2026 if ordered today

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Spark Plug, RCJ8, Copper Plus, 14mm Thread, .375in. Reach, Resistor, Set

Part Number: CPN-840C

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Estimated Ship Date: Mar 12, 2026 if ordered today

• Special Order

Spark Plug, Resistor, Nickel Tip, Copper Core, 14mm Thread Size, 0.375 in. Reach, Gasket Seat, Each

Part Number: CPN-859

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Estimated Ship Date: Mar 12, 2026 if ordered today

• Special Order

Spark Plugs, Copper Plus® Small Engine Spark Plugs - Single Carded

Part Number: CPN-8591

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Estimated Ship Date: Mar 12, 2026 if ordered today

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USE AUP 2986

Part Number: CPN-863

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Estimated Ship Date: Mar 12, 2026 if ordered today

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Spark Plug, Lawn and Garden, Nickel Alloy, 14mm Thread, 0.375 in. Reach, Gasket Seat, 19mm Wrench Size, Each

Part Number: CPN-852

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 12, 2026 if ordered today

• Special Order

Spark Plug, Resistor, Nickel Tip, Copper Core, 14mm Thread Size, 0.375 in. Reach, Gasket Seat, Each

Part Number: CPN-893

Not Yet Reviewed

Estimated Ship Date: Mar 12, 2026 if ordered today

• Special Order

USE AUP 255

Part Number: CPN-843-1

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Estimated Ship Date: Mar 12, 2026 if ordered today

• Special Order

Spark Plug, Copper Plus, Copper, 14mm Thread, 0.375 in. Reach, Flat Seat, 19mm Wrench Size, Set of 24

Part Number: CPN-863S

Not Yet Reviewed

Estimated Ship Date: Mar 12, 2026 if ordered today

• Special Order

USE AUP 255

Part Number: CPN-843S

Not Yet Reviewed

Estimated Ship Date: Mar 12, 2026 if ordered today

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USE AUP 2984

Part Number: CPN-852S

Not Yet Reviewed

Estimated Ship Date: Mar 12, 2026 if ordered today

• Special Order

USE AUP 2976

Part Number: CPN-853S

Not Yet Reviewed

Estimated Ship Date: Mar 12, 2026 if ordered today

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CJ4

Part Number: CPN-862C

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