Performance & Replacement Spark Plugs at Summit Racing

Brisk Silver Racing Spark Plugs RR12YS

Spark Plugs, Silver Racing, Silver, 14mm Thread Size, 26.5mm Reach, Tapered Seat, 12 Heat Range, Resistor, Each

Part Number: BIK-RR12YS

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Autolite Racing Spark Plugs R3911

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

Part Number: ATL-AR3911

5.0 out of 5 stars ( 3 )

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NGK Ruthenium HX Spark Plugs LTR6BHX

Spark Plug, Ruthenium HX, Ruthenium, 14mm Thread, 0.984 in. Reach, Tapered Seat, 5/8 in. Wrench Size, Each

Part Number: NGK-90495

4.2 out of 5 stars ( 5 )

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NGK G-Power Platinum Spark Plugs UR4GP

Spark Plug, G-Power Platinum, Tapered Seat, 14mm Thread, .460 in. Reach, Projected Tip, Resistor, Each

Part Number: NGK-2869

5.0 out of 5 stars ( 5 )

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NGK Racing Spark Plugs R2556G-9

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

Part Number: NGK-93253

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Champion Copper Plus Spark Plugs 405

Spark Plug, RN14YC, Copper Plus, 14mm Thread, .750 in. Reach, Projected Tip, Resistor, Each

Part Number: CPN-405

4.63 out of 5 stars ( 8 )

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ACDelco Conventional Resistor Spark Plugs 19354420

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

Part Number: ADO-R44LTS

4.86 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

3.67 out of 5 stars ( 3 )

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Autolite Copper Core Spark Plugs 65

Spark Plug, Copper Core, Resistor, 14mm x 1.25, Gasket Seat, 0.750 in, Reach, Each

Part Number: ATL-65

5.0 out of 5 stars ( 4 )

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NGK G-Power Platinum Spark Plugs LTR5GP

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

Part Number: NGK-5019

5.0 out of 5 stars ( 4 )

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Champion Racing Spark Plugs 295

Spark Plug, C57CX, Racing, Copper, 14mm Thread, .750 in. Reach, Each

Part Number: CPN-295

5.0 out of 5 stars ( 2 )

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NGK Racing Spark Plugs R5724-9

Spark Plug, Racing, Tapered Seat, 14mm Thread, .708 in. Reach, Projected Tip, Non-Resistor, Each

Part Number: NGK-7891

5.0 out of 5 stars ( 2 )

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Brisk Silver Racing Spark Plugs ER08S

Spark Plugs, Silver Racing, Resistor, Tapered Seat, 14mm Thread Size, 1.043 in. Reach, Silver Tip and Core, Each

Part Number: BIK-ER08S

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Brisk Silver Racing Spark Plugs RR14YS

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

Part Number: BIK-RR14YS

3.0 out of 5 stars ( 1 )

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NGK Racing Spark Plugs R7282-105

Spark Plug, Racing, Shorty, Copper, Nickel Alloy, 14mm Thread, 0.750 in. Reach, Gasket Seat, Resistor, Each

Part Number: NGK-4985

5.0 out of 5 stars ( 2 )

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Autolite Copper Core Spark Plugs 104

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

Part Number: ATL-104

5.0 out of 5 stars ( 4 )

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NGK Racing Spark Plugs R7448A-8

Spark Plug, Racing, Tapered Seat, 14mm Thread, 25mm Reach, Heat Range 8, With Resistor, Each

Part Number: NGK-93400

5.0 out of 5 stars ( 1 )

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NGK V-Power Spark Plugs GR5

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

Part Number: NGK-2851

5.0 out of 5 stars ( 6 )

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Autolite XP Xtreme Performance Spark Plugs XP985

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

Part Number: ATL-XP985

5.0 out of 5 stars ( 4 )

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NGK Standard Series Spark Plugs BPR6ES

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

Part Number: NGK-7131

5.0 out of 5 stars ( 2 )

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NGK Iridium IX Spark Plugs LZTR5AIX-13

Spark Plug, Iridium IX, Tapered Seat, 14mm Thread, 25mm Reach, Projected Tip, Resistor, Each

Part Number: NGK-2314

5.0 out of 5 stars ( 4 )

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Autolite Racing Spark Plugs R135

Spark Plug, Racing, Copper Core, Tapered Seat, 14mm Thread, 0.433 in. Reach, Each

Part Number: ATL-AR135

5.0 out of 5 stars ( 3 )

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Brisk Multi-Spark Spark Plugs DR14ZC

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

Part Number: BIK-DR14ZC

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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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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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