KTM 450 SX-F NGK Spark Plugs Spark Plugs

Spark Plug, Standard Series, Gasket Seat, 12mm Thread, .750 in. Reach, Projected Tip, Resistor, Each

Part Number: NGK-4339

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

Spark Plug, Laser Iridium, Gasket Seat, 10mm Thread, 1.040 in. Reach, Projected Tip, Resistor, Each

Part Number: NGK-90526

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Estimated Ship Date: Nov 17, 2025 if ordered today

Spark Plug, Laser Iridium, Flat Seat, 12mm Thread, 26.5mm Reach, Resistor, Each

Part Number: NGK-6706

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Estimated Ship Date: Nov 17, 2025 if ordered today

Spark Plug, Iridium IX, Iridium, 12mm Thread, 0.750 in. Reach, Flat Seat, 5/8 in. Wrench Size, Each

Part Number: NGK-97181

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Estimated Ship Date: Today

Spark Plug, Standard Series, Copper Core, Nickel Alloy Tip, 10mm Thread Size, 0.750 in. Reach, KTM, Each

Part Number: NGK-2305

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Spark Plug, Laser Iridium, Flat Seat, 10mm Thread, 26.5mm Reach, Resistor, Each

Part Number: NGK-93188

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Estimated Ship Date: Today

Spark Plug, Iridium IX, Gasket Seat, 12mm Thread, .750 in. Reach, Resistor, Each

Part Number: NGK-6546

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• Special Order

Spark Plug, Laser Iridium, Gasket Seat, 10mm Thread, 1.040 in. Reach, Projected Tip, Resistor, Each

Part Number: NGK-97225

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Estimated Ship Date: Nov 17, 2025 if ordered today

• Special Order

Spark Plug, Standard, Gasket Seat, 12mm Thread Size, 19mm Reach, Resistor, Each

Part Number: NGK-92238

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Estimated Ship Date: Jan 5, 2026 if ordered today

• Special Order

Spark Plug, Gasket Seat, 12mm Thread, .750 in. Reach, Projected Tip, Resistor, Each

Part Number: NGK-4179

Not Yet Reviewed

Estimated Ship Date: Dec 31, 2025 if ordered today

• Special Order