Performance & Replacement Spark Plugs at Summit Racing

Autolite Racing Spark Plugs R5324

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

Part Number: ATL-AR5324

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Autolite XP Xtreme Performance Spark Plugs XP3924

Spark Plug, Iridium XP Enhanced Alloy, Resistor, 14mm x 1.25, Tapered Seat, 0.750 in, Reach, Each

Part Number: ATL-XP3924

4.67 out of 5 stars ( 3 )

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Autolite Double Platinum Spark Plugs PP45

Spark Plug, Double Platinum, 18mm Thread, 0.460 in. Reach, Tapered Seat, 13/16 in. Wrench Size, Each

Part Number: ATL-APP45

5.0 out of 5 stars ( 6 )

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NGK Standard Series Spark Plugs BR6FS

Spark Plug, Standard Series, Tapered Seat, 14mm Thread, .460 in. Reach, Resistor, Each

Part Number: NGK-4323

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NGK Laser Iridium Spark Plugs ILZKR7B11

Spark Plug, Laser Iridium, Gasket Seat, 12mm Thread Size, 26.5mm Reach, Resistor, Each

Part Number: NGK-7751

5.0 out of 5 stars ( 3 )

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E3 Spark Plugs E3.62

Spark Plug, E3, Tapered Seat, 14mm Thread, 0.708 in. Reach, Projected Tip, Resistor, Each

Part Number: ETP-E3-62

4.3 out of 5 stars ( 47 )

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Denso Iridium Power Spark Plugs 5347

Spark Plug, Iridium Power, IKH27, 14mm Thread, 26.50mm Reach, Gasket Seat, Each

Part Number: DNP-5347

5.0 out of 5 stars ( 1 )

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NGK Iridium IX Spark Plugs BKR5EIX

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

Part Number: NGK-6341

5.0 out of 5 stars ( 4 )

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E3 Spark Plugs E3.72

Spark Plug, E3, Tapered Seat, 18mm Thread, 0.430 in. Reach, Projected Tip, Resistor, Each

Part Number: ETP-E3-72

4.7 out of 5 stars ( 23 )

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NGK Iridium IX Spark Plugs LZTR7AIX-13

Spark Plug, LZTR7AIX-13, Iridium IX, 14mm Thread, 0.984 in. Reach, Tapered Seat, 5/8 in. Hex, Each

Part Number: NGK-5107

5.0 out of 5 stars ( 1 )

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NGK V-Power Spark Plugs FR4

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

Part Number: NGK-5155

5.0 out of 5 stars ( 5 )

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NGK Iridium IX Spark Plugs LZTR6AIX-13

Spark Plug, Iridium IX, Tapered Seat, 14mm Thread, .984 in.Reach, Projected Tip, Resistor, Each

Part Number: NGK-2315

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jun 3, 2025 if ordered today

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NGK Laser Iridium Spark Plugs LZTR6AIX-11

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Autolite XP Xtreme Performance Spark Plugs XP25

Spark Plug, XP Xtreme Performance, Copper Core, Tapered Seat, 14mm Thread, 0.460 in. Reach, Resistor, Each

Part Number: ATL-XP25

4.5 out of 5 stars ( 4 )

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Champion Copper Plus Spark Plugs 22

Spark Plug, RF11YC, Copper Plus, 18mm Thread, .460 in. Reach, Resistor, Ford, Mercury, Each

Part Number: CPN-22

4.4 out of 5 stars ( 5 )

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NGK Racing Spark Plugs R0045Q-9

Spark Plug, Resistor, Nickel Tip, Copper Core, 10mm Thread Size, 0.750 in. Reach, Gasket Seat, Each

Part Number: NGK-3235

Not Yet Reviewed

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NGK G-Power Platinum Spark Plugs TR6GP

Spark Plug, G-Power Platinum, Tapered Seat, 14mm Thread, 0.690 in. Reach, Projected Tip, Resistor, Each

Part Number: NGK-5141

4.75 out of 5 stars ( 8 )

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NGK Iridium IX Spark Plugs ZNAR6AIX-11

Spark Plug, Iridium IX, ZNAR6IX-11, 12mm Thread, 26.5mm Reach, Projected Tip, Resistor, Each

Part Number: NGK-372

5.0 out of 5 stars ( 5 )

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Champion Racing Spark Plugs 694

Spark Plug, C53VC, Copper Plus, 14mm Thread, .750 in. Reach, Gasket seat, Each

Part Number: CPN-694

5.0 out of 5 stars ( 1 )

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ACDelco Conventional Resistor Spark Plugs 19354428

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

Part Number: ADO-R45

4.29 out of 5 stars ( 7 )

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NGK Iridium IX Spark Plugs GR4IX

Spark Plug, Iridium IX, Gasket Seat, 14mm Thread, .750 in. Reach, Resistor, Each

Part Number: NGK-97382

3.0 out of 5 stars ( 2 )

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Champion Iridium Spark Plugs 9055

Spark Plug, Iridium, Gasket Seat, 14mm Thread Size, 1.000 in. Reach, Each

Part Number: CPN-9055

5.0 out of 5 stars ( 4 )

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NGK Standard Series Spark Plugs BR8ECM

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

Part Number: NGK-3035

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Autolite Racing Spark Plugs R3931

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

Part Number: ATL-AR3931

1.0 out of 5 stars ( 1 )

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E3 DiamondFIRE Racing Spark Plugs E3.103

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

Part Number: ETP-E3-103

4.86 out of 5 stars ( 7 )

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Brisk Silver Racing Spark Plugs DR12S

Spark Plugs, Silver Racing, Silver, 14mm Thread Size, 19mm Reach, Gasket Seat, 12 Heat Range, Resistor, Each

Part Number: BIK-DR12S

5.0 out of 5 stars ( 2 )

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