CHEVROLET Chevy small block Gen III/IV (LS-based engines) Spark Plugs

Spark Plug, V-Power, Tapered Seat, M14 x 1.25 Thread, 0.709 in. Reach, 5/8 in. Hex, 0.039 in. Gap Preset, 6 Heat Range, Projected Tip, Resistor, Each

Part Number: NGK-4177

4.91 out of 5 stars ( 58 )

Estimated Ship Date: Today

Spark Plug, IZTR5B11, Laser Iridium, 14mm Thread, 0.708 in. Reach, Tapered Seat, 5/8 in. Hex, Each

Part Number: NGK-1465

4.84 out of 5 stars ( 25 )

Estimated Ship Date: Today

Spark Plug, RAPIDFIRE Performance Platinum, Tapered Seat, 14mm Thread, Resistor, Each

Part Number: ADO-6

5.0 out of 5 stars ( 10 )

Estimated Ship Date: Today

Spark Plug, E3, Tapered Seat, 14mm Thread, 0.708 in. Reach, Projected Tip, Resistor, Each

Part Number: ETP-E3-54

4.59 out of 5 stars ( 97 )

Estimated Ship Date: Today

Spark Plug, Iridium Tip, Tapered Seat, 14mm Thread, Resistor, Each

Part Number: ADO-41-104

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

• $20.00 Summit Bucks

Spark Plug, E3, Tapered Seat, 14mm Thread, 0.708 in. Reach, Projected Tip, Resistor, Each

Part Number: ETP-E3-62

4.3 out of 5 stars ( 47 )

Estimated Ship Date: Today

Spark Plug, Resistor, Iridium Tip, Copper Core, 14mm Thread Size, 0.708 in. Reach, Tapered Seat, Each

Part Number: ATL-XP5245

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Spark Plug, Laser Platimun, Projected Tip, 14mm Thread, 0.708 in. Reach, Tapered Seat, Each

Part Number: NGK-3784

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Spark Plug, RS14YC6, Copper Plus, 14mm Thread, .708 in. Reach, Resistor, Each

Part Number: CPN-13

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Today

Spark Plug, Double Platinum, 14mm Thread, 0.708 in. Reach, Tapered Seat, 5/8 in. Wrench Size, Each

Part Number: ATL-APP5245

Not Yet Reviewed

Estimated Ship Date: Today

Spark Plug, Copper Core, Resistor, 14mm x 1.25, Tapered Seat, 0.679 in, Reach, Each

Part Number: ATL-5245

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Estimated Ship Date: Today

Spark Plug, Copper, 14mm Thread, 0.708 in. Reach, Tapered Seat, 5/8 in. Wrench Size, Each

Part Number: ADO-R44LTSM6

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• $20.00 Summit Bucks

Spark Plug, Copper Core, Tapered Seat, 14mm Thread, 0.708 in. Reach, Resistor, Each

Part Number: ATL-5243

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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

Part Number: ATL-606

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Spark Plug, Iridium, Gasket Seat, 14mm Thread, .708 in. Reach, Projected Tip, Resistor, Each

Part Number: CPN-9404

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Today

Spark Plug, Tapered Seat, Iridium Tip, 14mm Thread, 0.750 in. Reach, Resistor, Buick, Chevy, GMC, Pontiac

Part Number: NAL-12568387

Not Yet Reviewed

Estimated Ship Date: Today

Spark Plug, RS9YC, Copper Plus, 14mm Thread, .689 in. Reach, Resistor, Each

Part Number: CPN-304

Not Yet Reviewed

Estimated Ship Date: Aug 15, 2025 if ordered today

• Special Order

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

Part Number: CPN-3401

Not Yet Reviewed

Estimated Ship Date: Aug 15, 2025 if ordered today

• Special Order

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

Part Number: CPN-7983

Not Yet Reviewed

Estimated Ship Date: Aug 18, 2025 if ordered today

• Special Order

Spark Plug, Iridium, Gasket Seat, 14mm Thread, .689in. Reach, Projected Tip, Resistor, Each

Part Number: CPN-9808

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Estimated Ship Date: Aug 15, 2025 if ordered today

• Special Order

Spark Plug, RE7PYP6, Double Platinum, Tapered Seat, 14mm Thread, 0.984 in. Reach, Resistor, Each

Part Number: CPN-7437

Not Yet Reviewed

Estimated Ship Date: Aug 14, 2025 if ordered today

• Special Order

Spark Plug, Laser Iridium, Tapered Seat, 14mm Thread, 26.5mm Reach, Resistor, Each

Part Number: NGK-3474

Not Yet Reviewed

Estimated Ship Date: Oct 2, 2025 if ordered today

• Special Order