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E3 Spark PlugResistor: Resistor Hex Size: 5/8" Thread Reach: 0.750" Thread Diameter: 14mm Seat: Gasket Tip/Gap: DiamondFIRE Fixed Gap Cannot Be Adjusted 1/pkg
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$6.49
(1)
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$4.69
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E3 Spark PlugResistor: Resistor Hex Size: 5/8" Thread Reach: 1.000" Thread Diameter: 14mm Seat: Taper Tip/Gap: DiamondFIRE Fixed Gap Cannot Be Adjusted 1/pkg
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$6.49
(3)
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$4.69
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$3.69
(2)
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Copper Core Spark PlugsShorty Design 14 mm Thread 0.750 in. Reach Gasket Seat Projected Tip 5/8 in. Hex Resistor Type C-Cut Ground Electrode .035 in. Nominal Gap Heat Range: 6 Set of 4
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$42.18
(10)
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$7.69
(1)
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$3.69
(1)
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$12.99
Ships on 04/30/25
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Racing Spark PlugType: C59YC Hex Size: .625" Thread Size: .551" Gap: .023"-.028" Material: Nickel Copper Alloy Seat Type: Gasket Heat Range: 59 1/Pkg.
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$6.99
Ships on 05/02/25
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Iridium XP Spark PlugHeat Range: G13 Suppressor Hex: 5/8" Reach: 3/4" Seat: Gasket Thread Diameter: 14mm Tip: Special Power
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$10.99
Ships on 05/08/25
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NGK Spark Plugs BR9ES SOLID
NGK Spark Plugs NGK Spark Plugs Standard Resistor Spark Plug 14mm x 3/4" Reach
$4.69
(1)
Ships on 05/08/25
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NGK Spark Plugs FR6AHX-S
NGK Spark Plugs FR6AHX-S Ruthenium HX Spark Plug, 14 mm. Thread, .750 in. Reach
Ruthenium HX Spark Plug 14 mm. Thread .750 in. Reach 5/8 in. Hex 0.043 in. Gap Copper Core Ruthenium Tip Sold Individually
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$8.99
Availability Date Unknown
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$9.69
Ships on 05/06/25
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NGK Spark Plugs R5671A-8
NGK Spark Plugs R5671A-8 Racing Non-Resistor Spark Plug 14mm x 3/4 in. Reach
Racing Non-Resistor Spark Plug14mm x 3/4 in. Reach 5/8 in. Hex Gasket seat V-groove center electrode
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$7.69
(4)
Availability Date Unknown
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$68.99
Ships on 05/01/25
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$7.69
Availability Date Unknown
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$16.65
Ships on 05/01/25
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$5.69
Ships on 05/02/25
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Standard Resistor Spark Plug14mm x 3/4" Reach 5/8" Hex ISO projected (Not ribbed) Gasket seat .044" Gap
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$4.69
$1.60
SAVE $3.09
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Spark Plug Suppressor Hex: 5/8" Reach: .708" Seat: Tapered Thread Diameter: 14mm Tip: Power
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$10.99
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Iridium Performance IW34 Spark PlugHeat Range: 34 -0.5mm Insulator Projection
Sold Individually
Sold Individually
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$16.99
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Copper Core Spark Plug18 mm. Thread Diameter 14 mm. Reach Copper Core Nickel Tip Sold Individually
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$6.99
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Spark Plug Suppressor Hex: 5/8" Reach: .460" Seat: Tapered Thread Diameter: 14mm Tip: Power
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$10.99
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