Availability
Spark Plug, Racing, Copper Core, Gasket Seat, 14mm Thread, 0.372 in. Reach, Each
Part Number: ATL-AR72
Spark Plug, Racing, Copper Core, Tapered Seat, 14mm Thread, 0.431 in. Reach, Each
Part Number: ATL-AR23
Spark Plug, Racing, Copper Core, Gasket Seat, 14mm Thread, 0.750 in. Reach, Each
Part Number: ETP-E3-100
Not Yet Reviewed
Estimated Ship Date: Dec 22, 2025 if ordered today
Estimated Ship Date: Dec 22, 2025 if ordered today
Spark Plug, Silver Racing, Silver, 14mm Thread, 0.748 in. Reach, Gasket Seat, 13/16 in. Wrench Size, Each
Part Number: BIK-L08C
Not Yet Reviewed
Estimated Ship Date: Jan 27, 2026 if ordered today
Estimated Ship Date: Jan 27, 2026 if ordered today
Spark Plug, Racing, R4118S-8, 14mm Thread, .750 in. Reach, Gasket Seat, Each
Part Number: NGK-3236
Not Yet Reviewed
Estimated Ship Date: Feb 10, 2026 if ordered today
Estimated Ship Date: Feb 10, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Spark Plugs, Racing, 14mm Thread, 59 Heat Range, Resistor, Nickel Tip, 0.750 in. Reach, Each
Part Number: CPN-1008
Not Yet Reviewed
Spark Plug, Racing Series, Copper, Non Projected Tip, 14mm Thread, 19mm Reach, Gasket Seat, Each
Part Number: CPN-693
Not Yet Reviewed
Estimated Ship Date: Dec 22, 2025 if ordered today
Estimated Ship Date: Dec 22, 2025 if ordered today
Spark Plug, Racing, Copper Core, Tapered Seat, 1 in. Reach, Each
Part Number: ATL-AR5362
Not Yet Reviewed
Spark Plug, Racing, Gasket Seat, 14mm Thread, .750 in. Reach, Each
Part Number: NGK-3998
Not Yet Reviewed
Estimated Ship Date: Feb 11, 2026 if ordered today
Estimated Ship Date: Feb 11, 2026 if ordered today
Spark Plug, Racing, Copper Core, Gasket Seat, 14mm Thread, 0.750 in. Reach, Each
Part Number: ATL-AR2594
Not Yet Reviewed
Spark Plug, Racing, Copper Core, Gasket Seat, 12mm Thread, 0.753 in. Reach, Each
Part Number: ATL-AR4152
Not Yet Reviewed
Spark Plug, Racing, Copper Core, Gasket Seat, 12mm Thread, 0.753 in. Reach, Each
Part Number: ATL-AR4153
Not Yet Reviewed
Spark Plug, Racing, Copper Core, Tapered Seat, 1 in. Reach, Each
Part Number: ATL-AR5262
Not Yet Reviewed
Spark Plug, Racing, Copper, 14mm Thread, 0.846 in. Reach, Flat Seat, 13/16 in. Wrench Size, Each
Part Number: ATL-AR5384
Not Yet Reviewed
Spark Plug, Racing, Copper Core, Tapered Seat, 14mm Thread, 0.679 in. Reach, Each
Part Number: ATL-AR92
Not Yet Reviewed
USE AUP 4303
Part Number: CPN-654
Not Yet Reviewed
Estimated Ship Date: Dec 19, 2025 if ordered today
Estimated Ship Date: Dec 19, 2025 if ordered today
Spark Plug, Gasket Seat, 14mm Thread, .750 in. Reach, Non-Resistor, Each
Part Number: NGK-4076
Not Yet Reviewed
Estimated Ship Date: Feb 11, 2026 if ordered today
Estimated Ship Date: Feb 11, 2026 if ordered today
Spark Plug, Gasket Seat, 14mm Thread, .750 in. Reach, Resistor, Each
Part Number: NGK-2741
Not Yet Reviewed
Estimated Ship Date: Feb 11, 2026 if ordered today
Estimated Ship Date: Feb 11, 2026 if ordered today
Spark Plug, Flat Seat Style, Copper Electrode Core, 14mm Thread, 0.750 in. Reach, Each
Part Number: CPN-252
Spark Plug, Multi-Ground, 14mm Thread, .750 in. Reach, 13/16 in. Hex, Gasket Seat, Resistor, Each
Part Number: NGK-3129
Not Yet Reviewed
Estimated Ship Date: Jan 26, 2026 if ordered today
Estimated Ship Date: Jan 26, 2026 if ordered today
Spark Plug, Gasket Seat, 21mm Thread, .938 in. Reach, Resistor, Each
Part Number: NGK-3320
Not Yet Reviewed
Estimated Ship Date: Jan 26, 2026 if ordered today
Estimated Ship Date: Jan 26, 2026 if ordered today
USE AUP AR93
Part Number: CPN-685
Not Yet Reviewed
Estimated Ship Date: Dec 19, 2025 if ordered today
Estimated Ship Date: Dec 19, 2025 if ordered today
Spark Plug, RL86C, Copper Plus, 14mm Thread, .500 in. Reach, Gasket seat, Resistor, Each
Part Number: CPN-830
Not Yet Reviewed
Estimated Ship Date: Dec 19, 2025 if ordered today
Estimated Ship Date: Dec 19, 2025 if ordered today
Spark Plug, Racing, Copper Core, Gasket Seat, 14mm Thread, 0.880 in. Reach, Each
Part Number: ATL-AR3932X
Estimated Ship Date: Monday 12/8/2025
Estimated Ship Date: Monday 12/8/2025
Spark Plug, Racing, Copper Core, Gasket Seat, 14mm Thread, 0.880 in. Reach, Each
Part Number: ATL-AR3933X
Estimated Ship Date: Monday 12/8/2025
Estimated Ship Date: Monday 12/8/2025
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