Performance & Replacement Spark Plugs at Summit Racing

Champion Copper Plus Spark Plugs 446

Spark Plug, Copper Plus, 14mm Thread, 1.043 in. Reach, Resistor, Each

Part Number: CPN-446

4.5 out of 5 stars ( 2 )

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Motorcraft Platinum Spark Plugs AGSF32FMX

Spark Plug, Platinum, Each

Part Number: MOF-SP432X

Not Yet Reviewed

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NGK Racing Spark Plugs R7420-10

Spark Plug, Racing, Gasket Seat, 14mm Thread, 0.827 in. Reach, Resistor, Each

Part Number: NGK-5501

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Brisk Silver Racing Spark Plugs GR08S

Spark Plugs, Silver Racing, Silver, 14mm Thread Size, 18mm Reach, Tapered Seat, 8 Heat Range, Resistor, Each

Part Number: BIK-GR08S

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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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NGK Standard Series Spark Plugs BKR7ES-11

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

Part Number: NGK-4952

4.5 out of 5 stars ( 2 )

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Brisk Silver Racing Spark Plugs XOR14YS

Spark Plugs, Silver Racing, Silver, 12mm Thread Size, 27mm Reach, Tapered Seat, 14 Heat Range, Resistor, Each

Part Number: BIK-XOR14YS

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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 Racing Spark Plugs R5674-10

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

Part Number: NGK-6702

5.0 out of 5 stars ( 2 )

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Autolite Racing Spark Plugs R73

Spark Plug, Racing, Copper Core, Gasket Seat, 14mm Thread, 0.372 in. Reach, Each

Part Number: ATL-AR73

5.0 out of 5 stars ( 1 )

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Autolite Copper Core Spark Plugs 403

Spark Plug, Copper Core, Gasket Seat, 14mm Thread, 0.750 in. Reach, Resistor, Each

Part Number: ATL-403

5.0 out of 5 stars ( 1 )

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Autolite Racing Spark Plugs R103

Spark Plug, Racing, Copper Core, Tapered Seat, 14mm Thread, 0.679 in. Reach, Each

Part Number: ATL-AR103

5.0 out of 5 stars ( 3 )

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ACDelco Conventional Resistor Spark Plugs 19355203

Spark Plug, Conventional Resistor, Nickel Alloy Tip, Gasket Seat, 14mm Thread, Chevy, GMC, International, Each

Part Number: ADO-R43

4.14 out of 5 stars ( 7 )

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Denso Iridium TT Spark Plugs 4719

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

Part Number: DNP-4719

5.0 out of 5 stars ( 1 )

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NGK Laser Iridium High Ignitability Spark Plugs DILFR5A11

Spark Plug, Laser Iridium, Gasket Seat, 14mm Thread Size, 26.5mm Reach, Resistor, Each

Part Number: NGK-93759

5.0 out of 5 stars ( 1 )

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NGK Standard Series Spark Plugs DCPR9E

Spark Plug, Traditional, 12mm, .750 Reach, 5/8 Hex, Gasket Seat, Resistor, Each

Part Number: NGK-2641

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APR Iridium Pro Spark Plugs Z1003100

Spark Plugs, Iridium Pro, 14mm Thread, 26.5mm Reach, 9 Heat Range, Resistor, Non-projected, Gasket Seat, Audi, Bentley, Porsche, Volkswagen, Each

Part Number: AXR-Z1003100

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Brisk Silver Racing Spark Plugs DR14S

Spark Plugs, Silver Racing, Silver, 14mm Thread Size, 19mm Reach, Gasket Seat, 14 Heat Range, Resistor, Each

Part Number: BIK-DR14S

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ACDelco Conventional Resistor Spark Plugs for 1992 CAMARO, 1988-1991 CORVETTE - 19363518

Spark Plug, Conventional Resistor, Nickel Alloy Tip, Copper Core, Gasket Seat, 14mm Thread, One Ground Strap, Each

Part Number: ADO-FR5LS

4.75 out of 5 stars ( 4 )

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NGK Standard Series Spark Plugs for 2020-2021 WR250F, YZ250FX - LMAR8E-J

Spark Plug, Standard Series, Gasket Seat, 10mm Thread, 1.040 in. Reach, Projected Tip, Resistor, Each

Part Number: NGK-90398

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ACDelco Conventional Resistor Spark Plugs 19369868

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

Part Number: ADO-CR45TS

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Champion Copper Plus Spark Plugs 58

Spark Plug, RJ18YC, Copper Plus, 14mm Thread, .375 in. Reach, Projected Tip, Resistor, Each

Part Number: CPN-58

5.0 out of 5 stars ( 2 )

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NGK Standard Series Spark Plugs CR9EK

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

Part Number: NGK-4548

5.0 out of 5 stars ( 3 )

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NGK Surface Gap Spark Plugs for 1984-1995 RX-7 - BUR9EQ

Spark Plug, Surface Gap, Gasket Seat, 14mm Thread, 0.846 in. Reach, Resistor, Each

Part Number: NGK-5777

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NGK Laser Platinum Spark Plugs IZFR5G

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

Part Number: NGK-5887

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