Spark Plugs - 5/8 in. Wrench Diameter - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

Brisk Silver Racing Spark Plugs G08S

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

Part Number: BIK-G08S

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NGK Ruthenium HX Spark Plugs LKR8BHX-S

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

Part Number: NGK-90465

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Brisk Premium EVO Spark Plugs DR15SXC

Spark Plugs, Premium EVO, Copper, 14mm Thread Size, 19mm Reach, Gasket Seat, 15 Heat Range, Resistor, Each

Part Number: BIK-DR15SXC

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Champion Copper Plus Spark Plugs 439

Spark Plug, RC12MCC4, Copper Plus, 14mm Thread, .750 in. Reach, Projected Tip, Resistor, Each

Part Number: CPN-439

5.0 out of 5 stars ( 7 )

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Champion Platinum Power Spark Plugs 3032

Spark Plug, RE10PMC5, Platinum Power, 14mm Thread, 1.00 in. Reach, Resistor, Chrysler, Dodge, 2.7L, Each

Part Number: CPN-3032

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NGK V-Power Spark Plugs for 2006-2011 CIVIC, 2002-2006 RSX, 2000-2009 S2000 - IFR7G-11KS

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

Part Number: NGK-7746

5.0 out of 5 stars ( 1 )

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Brisk Multi-Spark Spark Plugs BR14ZC

Spark Plugs, Multi-Spark, Copper, 12mm Thread Size, 19mm Reach, Gasket Seat, 14 Heat Range, Resistor, Each

Part Number: BIK-BR14ZC

5.0 out of 5 stars ( 1 )

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NGK Laser Platinum Spark Plugs PTR5F-11

Spark Plug, Laser Platinum, Tapered Seat, 14mm Thread, .708 in. Reach, Projected Tip, Resistor, Each

Part Number: NGK-6579

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Champion Platinum Power Spark Plugs 3013

Spark Plug, Platinum Power, 14mm Thread, .708 in. Reach, Resistor, Each

Part Number: CPN-3013

4.67 out of 5 stars ( 6 )

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NGK Standard Series Spark Plugs BR10ES

Spark Plug, Traditional, 14mm Thread, .750 in. Reach, 13/16 in. Hex, Gasket Seat, Resistor, Each

Part Number: NGK-4832

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Autolite Double Platinum Spark Plugs PP103

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

Part Number: ATL-APP103

5.0 out of 5 stars ( 2 )

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NGK Laser Iridium Spark Plugs IFR5E11

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

Part Number: NGK-7994

4.0 out of 5 stars ( 1 )

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ACCEL C-Cut Performance Spark Plugs 579C1

Spark Plugs, C-Cut Performance, Resistor, Copper Core, Tapered Seat, 14mm Thread, 1.000 in. Reach, Ford, Each

Part Number: ACC-579C1

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

Champion Iridium Spark Plugs KEC6WYPB-1

Spark Plugs, Champion® Iridium Spark Plugs - Boxed

Part Number: CPN-9069

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Denso Iridium Power Spark Plugs 5325

Spark Plug, Iridium Power, IT16, 14mm Thread, 18.00mm Reach, Tapered Seat, Universal, Each

Part Number: DNP-5325

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ACCEL C-Cut Performance Spark Plugs 578C2-4

Spark Plugs, C-Cut Performance, Resistor, Copper Core, Tapered Seat, 14mm Thread, 1.000 in. Reach, Ford, Land Rover, Lincoln, Set of 4

Part Number: ACC-578C2-4

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Brisk Premium EVO Spark Plugs RR15SXC

Spark Plugs, Premium EVO, Copper, 14mm Thread Size, 25mm Reach, Tapered Seat, 15 Heat Range, Resistor, Each

Part Number: BIK-RR15SXC

5.0 out of 5 stars ( 1 )

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NGK Laser Iridium Spark Plugs IMR9D-9H

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

Part Number: NGK-6544

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Autolite Single Platinum Spark Plugs AP5224

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

Part Number: ATL-AP5224

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NGK Standard Series Spark Plugs CR6E

Spark Plug, Standard, Gasket Seat, 10mm Thread, .750 in. Reach, Resistor, Each

Part Number: NGK-6965

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Motorcraft Platinum Spark Plugs AGSF22FSMX

Spark Plug, Platinum, Ford, Mercury, Lincoln, Each

Part Number: MOF-SP459X

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NGK Standard Series Spark Plugs CR8E

Spark Plug, Standard Series, Gasket Seat, 10mm Thread, .750 in. Reach, Resistor, Each

Part Number: NGK-1275

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Champion Copper Plus Spark Plugs 408

Spark Plug, RS14YC, Copper Plus, Tapered Seat, 14mm Thread, .708 in. Reach, Projected Tip, Resistor, Each

Part Number: CPN-408

5.0 out of 5 stars ( 3 )

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Bosch Multi-Ground Spark Plugs for 2002-2008 911, 2006-2009 BOXSTER, 2006-2008 CAYMAN - FGR5KQE0

Spark Plug, Multi-Ground, Resistor, 14mm Thread, 0.750 in. Reach, Porsche, Each

Part Number: BCH-FGR5KQE0

Not Yet Reviewed

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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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