Performance & Replacement Spark Plugs at Summit Racing

Autolite Double Platinum Spark Plugs PP25

Spark Plug, Double Platinum, 14mm Thread, 0.460 in. Reach, Tapered Seat, 5/8 in. Wrench Size, Each

Part Number: ATL-APP25

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NGK Laser Iridium High Ignitability Spark Plugs DILZKR7B11GS

Spark Plug, Laser Iridium, 12mm thread,1.043 in. reach, 5/8" hex, gasket, solid

Part Number: NGK-95710

5.0 out of 5 stars ( 2 )

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Brisk Premium LGS Spark Plugs ROR14LGS

Spark Plugs, Premium LGS, Silver, 14mm Thread Size, 25mm Reach, Tapered Seat, 14 Heat Range, Resistor, Each

Part Number: BIK-ROR14LGS

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Autolite Double Platinum Spark Plugs PP5224

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

Part Number: ATL-APP5224

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E3 Spark Plugs E3.44

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

Part Number: ETP-E3-44

4.0 out of 5 stars ( 3 )

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Brisk Multi-Spark Spark Plugs AR10ZS

Spark Plugs, Multi-Spark, Silver, 10mm Thread Size, 19mm Reach, Gasket Seat, 10 Heat Range, Resistor, Each

Part Number: BIK-AR10ZS

5.0 out of 5 stars ( 1 )

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Denso Iridium Long Life Spark Plugs 3536

Spark Plug, Iridium Long Life, ZXE27HBR8, 12mm Thread, 26.50mm Reach, Flat Seat, Scion, Subaru, Toyota, Each

Part Number: DNP-3536

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Brisk Silver Racing Spark Plugs QR08S

Spark Plugs, Silver Racing, Silver, 12mm Thread Size, 26.1mm Reach, Gasket Seat, 8 Heat Range, Resistor, Each

Part Number: BIK-QR08S

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ACDelco Gold Platinum Spark Plugs 19308034

Spark Plug, Professional, Platinum Tip, Gasket Seat, 14mm Thread, Resistor, Each

Part Number: ADO-41-801

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Brisk Multi-Spark Spark Plugs AR08ZS

Spark Plugs, Multi-Spark, Silver, 10mm Thread Size, 19mm Reach, Gasket Seat, Resistor, Each

Part Number: BIK-AR08ZS

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NGK Ruthenium HX Spark Plugs LKAR6AHX

Spark Plug, Ruthenium HX, Copper Core, Projected, 12mm Thread Size, 26.5mm Reach, Gasket Seat, Each

Part Number: NGK-97292

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ACDelco Conventional Resistor Spark Plugs 19417094

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

Part Number: ADO-CR44TS

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NGK Standard Series Spark Plugs DP7EA-9

Spark Plug, Standard Series, Gasket Seat, 12mm Thread, .750 in. Reach, Projected Tip, Non-Resistor, Each

Part Number: NGK-5629

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Brisk Premium EVO Spark Plugs DR14BSXC

Spark Plugs, Premium EVO, Copper, 14mm Thread Size, 19mm Reach, Gasket Seat, 14 Heat Range, Resistor, Each

Part Number: BIK-DR14BSXC

5.0 out of 5 stars ( 2 )

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Denso Iridium Power Spark Plugs 5321

Spark Plug, Iridium Power, IK31, 14mm Thread, 19.00mm Reach, Flat Seat, Each

Part Number: DNP-5321

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E3 Spark Plugs E3.38

Spark Plug, E3, Gasket Seat, 10mm Thread, 0.750 in. Reach, Non-Projected Tip, Resistor, Each

Part Number: ETP-E338

4.89 out of 5 stars ( 9 )

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Denso Iridium Power Spark Plugs 5303

Spark Plugs, Iridium Power, Gasket Seat, 14mm Thread, 19mm Reach, Resistor, Each

Part Number: DNP-5303

5.0 out of 5 stars ( 2 )

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Autolite Iridium XP Enhanced Alloy Technology Spark Plugs XP5683

Spark Plug, Iridium XP, Iridium, 12mm Thread, 1.043 in. Reach, Flat Seat, 14mm Wrench Size, Each

Part Number: ATL-XP5683

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Autolite Copper Core Spark Plugs 2545

Spark Plug, Copper Core, Resistor, 14mm x 1.25, Tapered Seat, 0.809 in, Reach, Each

Part Number: ATL-2545

5.0 out of 5 stars ( 1 )

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Autolite XP Xtreme Performance Spark Plugs XS4164

Spark Plug, XP Xtreme Performance, Iridium, 12mm Thread, 0.750 in. Reach, Gasket Seat, 11/16 in. Wrench Size, Each

Part Number: ATL-XS4164

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NGK Laser Iridium Spark Plugs for 2002-2008 CRF450R, 2005-2017 CRF450X, 2004-2005 TRX450R - IFR8H11

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

Part Number: NGK-5068

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Autolite Racing Spark Plugs R4132

Spark Plug, Racing, Copper Core, Gasket Seat, 12mm Thread, 0.753 in. Reach, Each

Part Number: ATL-AR4132

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Champion Copper Plus Spark Plugs 129

Spark Plug, RF10C, Copper Plus, 18mm Thread, .460 in. Reach, Resistor, Ford/Dodge, Each

Part Number: CPN-129

5.0 out of 5 stars ( 3 )

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Bosch Super Plus Spark Plugs USR7AC

Spark Plug, Super Plus, 10mm Thread, Gasket Seat, 0.500 in. Reach, Each

Part Number: BCH-USR7AC

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NGK Iridium IX Spark Plugs DCPR6EIX

Spark Plug, Gasket Seat, 12mm Thread, .750 in. Reach, Projected Tip, Resistor, Each

Part Number: NGK-8196

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