Performance & Replacement Spark Plugs at Summit Racing

Denso U-Groove Spark Plugs 6021

Spark Plugs, U-Groove, Gasket Seat, 14mm Thread, 9.5mm Reach, Resistor, Each

Part Number: DNP-6021

Not Yet Reviewed

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Champion Industrial Spark Plugs 510

Spark Plug, Industrial, Nickel Copper Alloy, 7/8-18 in. Thread, 0.625 in. Reach, Flat Seat, 15/16 in. Wrench Size, Each

Part Number: CPN-510

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E3 Spark Plugs E3.18

Spark Plug, E3, Gasket Seat, 14mm Thread, 0.750 in. Reach, Non-Projected Tip, Non-Resistor, Each

Part Number: ETP-E3-18

5.0 out of 5 stars ( 2 )

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NGK V-Power Spark Plugs FR45

Spark Plug, V-Power, Gasket Seat, 14mm Thread, .750 in. Reach, Projected Tip, Resistor, Each

Part Number: NGK-3686

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Estimated Ship Date: Aug 29, 2025 if ordered today

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Estimated Ship Date: Aug 29, 2025 if ordered today

NGK Standard Series Spark Plugs CR6HSB-9

Spark Plug, Standard Series, Copper, 10mm Thread, 0.500 in. Reach, Flat Seat, 5/8 in. Wrench Size, Each

Part Number: NGK-97523

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NGK Standard Series Spark Plugs LKAR8A-9

Spark Plug, Gasket Seat, 12mm Thread, 1.040 in. Reach, Resistor, Each

Part Number: NGK-4786

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NGK Laser Iridium Spark Plugs LMAR7DI-10

Spark Plug, Laser Iridium, Iridium, 10mm Thread, 1.043 in. Reach, Gasket Seat, 14mm Wrench Size, Each

Part Number: NGK-96956

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NGK Laser Platinum Spark Plugs PFR6T-10G

Spark Plug, Laser Platinum, Gasket Seat, 14mm Thread, .750 in. Reach, Resistor, Each

Part Number: NGK-5542

Not Yet Reviewed

Estimated Ship Date: Sep 3, 2025 if ordered today

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Estimated Ship Date: Sep 3, 2025 if ordered today

NGK Laser Iridium Spark Plugs LMAR8AI-8

Spark Plug, Gasket Seat, Multi-Ground, 12mm Thread, 1.040 in. Reach, Projected Tip, Each

Part Number: NGK-92288

Not Yet Reviewed

Estimated Ship Date: Sep 15, 2025 if ordered today

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Estimated Ship Date: Sep 15, 2025 if ordered today

NGK Iridium IX Spark Plugs IJR7A9

Spark Plug, Iridium IX, 12mm. Thread, .750 in. Reach, 5/8 in. Hex, Gasket Seat, Each

Part Number: NGK-7901

Not Yet Reviewed

Estimated Ship Date: Aug 29, 2025 if ordered today

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Estimated Ship Date: Aug 29, 2025 if ordered today

Champion Racing Spark Plugs 654

USE AUP 4303

Part Number: CPN-654

Not Yet Reviewed

Estimated Ship Date: Jul 28, 2025 if ordered today

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Estimated Ship Date: Jul 28, 2025 if ordered today

Autolite Single Platinum Spark Plugs AP5325

Spark Plug, Single Platinum, Platinum, 14mm Thread, 1.000 in. Reach, Flat Seat, 16mm Wrench Size, Each

Part Number: ATL-AP5325

Not Yet Reviewed

Estimated Ship Date: Jul 24, 2025 if ordered today

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Estimated Ship Date: Jul 24, 2025 if ordered today

ACDelco Conventional Resistor Spark Plugs 19418153

Spark Plug, Conventional Resistor, Nickel Alloy Tip, Tapered Seat, 14mm Thread, Each

Part Number: ADO-CR42TS

5.0 out of 5 stars ( 1 )

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NGK Standard Series Spark Plugs for 1967 CL90 SCRAMBLER, 1965 S90, 1973-1975 ST90 - DR6HS

Spark Plug, Gasket Seat, 12mm Thread, .500 in. Reach, Resistor, Each

Part Number: NGK-4823

Not Yet Reviewed

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NGK V-Power Spark Plugs ZGR5A

Spark Plug, V-Power, Gasket Seat, 14mm Thread, .750 in. Reach, Projected Tip, Resistor, Each

Part Number: NGK-5077

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Denso Iridium TT Spark Plugs 4718

Spark Plugs, Iridium TT, Tapered Seat, 14mm Thread, 25mm Reach, Resistor, Each

Part Number: DNP-4718

4.5 out of 5 stars ( 2 )

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Autolite Double Platinum Spark Plugs APP5863

Spark Plug, Double Platinum, 14mm Thread, 0.982 in. Reach, Tapered Seat, 16mm Wrench Size, Each

Part Number: ATL-APP5863

Not Yet Reviewed

Estimated Ship Date: Tomorrow if ordered today

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Champion Copper Plus Spark Plugs CCH806

Spark Plug, Copper Plus,14mm Thread, Copper Tip, Chevy/Citroen, Each

Part Number: CPN-806

Not Yet Reviewed

Estimated Ship Date: Jul 28, 2025 if ordered today

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Estimated Ship Date: Jul 28, 2025 if ordered today

E3 Spark Plugs E3.10

Spark Plug, E3, Gasket Seat, 14mm Thread, 0.375 in. Reach, Projected Tip, Non-Resistor, Each

Part Number: ETP-E3-10

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Brisk Silver Racing Spark Plugs L08C

Spark Plug, Silver Racing, Silver, 14mm Thread, 0.748 in. Reach, Gasket Seat, 13/16 in. Wrench Size, Each

Part Number: BIK-L08C

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Estimated Ship Date: Tomorrow if ordered today

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NGK Laser Iridium Spark Plugs IFR5T11

Spark Plug, Iridium, 14mm Thread, .750 in. Reach, 5/8 in. Hex, Gasket Seat, Resistor, Each

Part Number: NGK-4996

Not Yet Reviewed

Estimated Ship Date: Sep 15, 2025 if ordered today

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Estimated Ship Date: Sep 15, 2025 if ordered today

NGK Standard Series Spark Plugs C7E

Spark Plug, Traditional, 10mm Thread, .750 in. Reach, 5/8 in. Hex, Gasket Seat, Non-Resistor, Each

Part Number: NGK-5096

Not Yet Reviewed

Estimated Ship Date: Jul 29, 2025 if ordered today

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Estimated Ship Date: Jul 29, 2025 if ordered today

Champion Copper Plus Spark Plugs RJ19LM

Spark Plug, RJ19M, Copper Plus, 14mm Thread, .375in. Reach, Set

Part Number: CPN-868-1

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Autolite Double Platinum Spark Plugs PP606

Spark Plug, Double Platinum, 14mm Thread, 0.708 in. Reach, Tapered Seat, 5/8 in. Wrench Size, Each

Part Number: ATL-APP606

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Estimated Ship Date: Tomorrow if ordered today

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NGK Standard Series Spark Plugs CR9EB BLYB

Spark Plug, Standard Series, Gasket Seat, 10mm Thread, 0.750 in. Reach, Resistor, Each

Part Number: NGK-1491

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