Performance & Replacement Spark Plugs at Summit Racing

Autolite Double Platinum Spark Plugs PP3924

Spark Plug, Double Platinum, 14mm Thread, 0.750 in. Reach, Gasket Seat, 5/8 in. Wrench Size, Each

Part Number: ATL-APP3924

Not Yet Reviewed

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NGK Laser Iridium Spark Plugs ILFR6G-E

Spark Plug, Gasket Seat, 14mm Thread, 1.040 in. Reach, Resistor, Each

Part Number: NGK-4212

5.0 out of 5 stars ( 1 )

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ACCEL C-Cut Performance Spark Plugs 8179

Spark Plugs, Tapered Seat, 14mm Thread, .460 in. Reach, Projected Tip, Resistor, Set of 8

Part Number: ACC-8179

4.25 out of 5 stars ( 8 )

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Brisk Multi-Spark Spark Plugs BR10ZS

Spark Plugs, Multi Spark, Silver, 12mm Thread Size, 19mm Reach, Gasket Seat, Resistor, Each

Part Number: BIK-BR10ZS

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NGK Iridium IX Spark Plugs YR5IX

Spark Plug, Iridium IX, Tapered Seat, 14mm Thread, .460 in. Reach, Projected Tip, Resistor, Each

Part Number: NGK-7516

5.0 out of 5 stars ( 1 )

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E3 Spark Plugs E3.70

Spark Plug, E3, Gasket Seat, 16mm Thread, 0.866 in. Reach, Projected Tip, Resistor, Each

Part Number: ETP-E3-70

4.47 out of 5 stars ( 30 )

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ACDelco RAPIDFIRE Performance Platinum Spark Plugs 19308030

Spark Plug, RAPIDFIRE Performance Platinum, Gasket Seat, 14mm Thread, Resistor, Each

Part Number: ADO-5

4.83 out of 5 stars ( 6 )

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Motorcraft Iridium Spark Plugs CYFS12YT4X

Spark Plug, Iridium Tip, Iridium Core, 14mm Thread Size, Each

Part Number: MOF-SP580X

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Nitrous Outlet Spark Plugs 11-6596

NGK R5671A-11 (6 Steps Colder)

Part Number: NXO-11-6596

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

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Estimated Ship Date: Oct 13, 2025 if ordered today

NGK Standard Series Spark Plugs BKR5ES

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

Part Number: NGK-2460

5.0 out of 5 stars ( 1 )

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NGK Standard Series Spark Plugs BPR8ES

Spark Plug, Standard Series, Gasket Seat, 14mm Thread, .750 in. Reach, Projected Tip, Resistor, Each

Part Number: NGK-3923

5.0 out of 5 stars ( 1 )

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Autolite Racing Spark Plugs R24

Spark Plug, Racing, Copper Core, Tapered Seat, 14mm Thread, 0.431 in. Reach, Each

Part Number: ATL-AR24

5.0 out of 5 stars ( 3 )

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Brisk Premium LGS Spark Plugs HO14LGS

Spark Plugs, Premium LGS, Silver, 14mm Thread Size, 12.7mm Reach, Tapered Seat, 14 Heat Range, Each

Part Number: BIK-HO14LGS

Not Yet Reviewed

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Brisk Premium LGS Spark Plugs DO10LGS-T

Spark Plug, Premium LGS, Silver, 14mm Thread, 0.750 in. Reach, Tapered Seat, 5/8 in. Wrench Size, Each

Part Number: BIK-DO10LGS-T

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Autolite Racing Spark Plugs R32

Spark Plug, Racing, Copper Core, Tapered Seat, 18mm Thread, 0.433 in. Reach, Each

Part Number: ATL-AR32

5.0 out of 5 stars ( 1 )

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Brisk Silver Racing Spark Plugs 3VR12S

Spark Plugs, Silver Racing, Silver, 16mm Thread Size, 22mm Reach, Tapered Seat, 12 Heat Range, Resistor, Each

Part Number: BIK-3VR12S

5.0 out of 5 stars ( 1 )

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Autolite XP Xtreme Performance Spark Plugs XP103

Spark Plug, XP Xtreme Performance, Iridium, 14mm Thread, 0.708 in. Reach, Tapered Seat, 5/8 in. Wrench Size, Each

Part Number: ATL-XP103

5.0 out of 5 stars ( 2 )

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NGK Iridium IX Spark Plugs IZFR6J

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

Part Number: NGK-4462

5.0 out of 5 stars ( 1 )

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NGK Ruthenium HX Spark Plugs LFR6BHX

Spark Plug, Ruthenium HX, Copper Core, Projected, 14mm Thread Size, 26.5mm Reach, Gasket Seat, Each

Part Number: NGK-93420

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Autolite Racing Spark Plugs R5324

Spark Plug, Racing, Copper Core, Gasket Seat, 1 in. Reach, Each

Part Number: ATL-AR5324

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NGK Standard Series Spark Plugs BP5ES-11

Spark Plug, Standard Series, Gasket Seat, 14mm Thread, .750 in. Reach, Non-Resistor, Each

Part Number: NGK-7732

5.0 out of 5 stars ( 1 )

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NGK G-Power Platinum Spark Plugs LFR5AGP

Spark Plug, G-Power Platinum, Tapered Seat, 14mm Thread, 1.043 in. Reach, Resistor, Each

Part Number: NGK-5018

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NGK Racing Spark Plugs R5674-6

Spark Plug, Racing, Tapered Seat, 14mm Thread, .460 in. Reach, Projected Tip, Non-Resistor, Each

Part Number: NGK-4449

4.0 out of 5 stars ( 1 )

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Autolite Racing Spark Plugs R12

Spark Plug, Racing, Copper Core, Tapered Seat, 14mm Thread, 0.460 in. Reach, Each

Part Number: ATL-AR12

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NGK V-Power Spark Plugs CR9E

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

Part Number: NGK-6263

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