Spark Plugs

Spark Plug, Racing, Iridium, Copper, 10mm, Flat, Universal, Each

Part Number: NGK-5566

Not Yet Reviewed

Estimated Ship Date: Monday 8/4/2025

Spark Plug, Racing, Gasket Seat, 10mm Thread, .625 in. Reach, Resistor, Each

Part Number: NGK-3388

Not Yet Reviewed

Estimated Ship Date: Oct 6, 2025 if ordered today

• Special Order

Spark Plug, Iridium, 14mm Thread, 0.984 in. Reach, Tapered Seat, Set of 24

Part Number: CPN-9901S

Not Yet Reviewed

Estimated Ship Date: Aug 15, 2025 if ordered today

• Free Shipping
• Special Order

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

Part Number: NGK-4940

Not Yet Reviewed

Estimated Ship Date: Oct 6, 2025 if ordered today

• Special Order

Spark Plug, Racing, Copper Core, Iridium Tip, 10mm Thread Size, 0.750 in. Reach, Each

Part Number: NGK-1481

Not Yet Reviewed

Estimated Ship Date: Oct 6, 2025 if ordered today

• Special Order