1,880 Results Found For "Seat"

Spark Plug, U-Groove, T16EPR-U, 14mm Thread, 18.00mm Reach, Tapered Seat, Buick, Chevy, Ford, Lincoln, Mazda, Mercury, Merkur, Olds, Pontiac, Each

Part Number: DNP-5022

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• Special Order

Spark Plug, Standard, T16P-U, 14mm Thread, 11.60mm Reach, Tapered Seat, Each

Part Number: DNP-5024

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• Special Order

Spark Plug, Standard, T20EP-U, 14mm Thread, 18.00mm Reach, Tapered Seat, Each

Part Number: DNP-5031

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• Special Order

Spark Plug, Standard, W20MP-U, 14mm Thread, 9.50mm Reach, Flat Seat, Each

Part Number: DNP-6023

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• Special Order

Spark Plug, Standard, W22MPR-U, 14mm Thread, 9.50mm Reach, Flat Seat, Each

Part Number: DNP-6043

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• Special Order

Spark Plug, Standard, W16FP-U, 14mm Thread, 12.70mm Reach, Flat Seat, for use on Honda®, Each

Part Number: DNP-4019

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• Special Order

Spark Plug, Iridium Power, IK16L, 14mm Thread, 19.00mm Reach, Gasket Seat, Universal, Each

Part Number: DNP-5357

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 24, 2025 if ordered today

• Special Order

Spark Plug, OE Platinum, Gasket Seat, 14mm Thread, 17.5mm Reach, Resistor, Each

Part Number: BCH-6706

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2025 if ordered today

• Special Order

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

Part Number: ATL-APP5144

Not Yet Reviewed

• Special Order

Spark Plug, V-power, 14mm Thread, 3/8 in. Reach, 3/4 in. Hex, Gasket Seat, Resistor, Each

Part Number: NGK-1187

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

• Special Order

Spark Plug, V-Power, Gasket Seat, 14mm Thread, .375 in. Reach, Projected Tip, Non-Resistor, Each

Part Number: NGK-4921

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

• Special Order

Spark Plug, Standard, Flat Seat, 14mm Thread, .375 in. Reach, Resistor, Each

Part Number: NGK-7677

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

• Special Order

Spark Plug, Double Platinum, Flat Seat, 14mm Thread, .750 in. Reach, Projected Tip, Resistor, Dodge, Jeep, Each

Part Number: CPN-7436

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• $20.00 Summit Bucks
• Special Order

Spark Plug, Flat Seat Style, Copper Electrode Core, 14mm Thread, 0.750 in. Reach, Each

Part Number: CPN-252

5.0 out of 5 stars ( 1 )

• $20.00 Summit Bucks
• Special Order

Spark Plug, RF9YC, Copper Plus, Tapered Seat, 18mm Thread, .460 in. Reach, Projected Tip, Resistor, Each

Part Number: CPN-409

Not Yet Reviewed

• $20.00 Summit Bucks
• Special Order

Spark Plug, Industrial, Resistor, Gasket Seat, Nickel Alloy, 0.500 in. Reach, 18mm Thread Size, Each

Part Number: CPN-541

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• $20.00 Summit Bucks
• Special Order

Spark Plug, Industrial, Gasket Seat, Nickel Alloy, 0.500 in Reach, 18mm Thread Size, Each

Part Number: CPN-549

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• $20.00 Summit Bucks
• Special Order

Spark Plug, Copper Plus, Copper, 14mm Thread, 0.500 in. Reach, Flat Seat, 13/16 in. Wrench Size, Each

Part Number: CPN-931-1

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• $20.00 Summit Bucks
• Special Order

Spark Plugs, PowerSport, 12mm Thread, 8 Heat Range, Resistor, Nickel Tip, 0.750 in. Reach, Flat Seat, Each

Part Number: CPN-8810-1

Not Yet Reviewed

• $20.00 Summit Bucks
• Special Order

Spark Plug, Copper Plus, Copper, 14mm Thread, 0.500 in. Reach, Flat Seat, 13/16 in. Wrench Size, Each

Part Number: CPN-883-1

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• $20.00 Summit Bucks
• Special Order

Spark Plugs, PowerSport, 14mm Thread, 3 Heat Range, Resistor, Nickel Tip, 0.750 in. Reach, Flat Seat, Each

Part Number: CPN-8904-1

Not Yet Reviewed

• $20.00 Summit Bucks
• Special Order

Spark Plug, Copper Plus, Nickel Copper Alloy, 12mm Thread, 0.750 in. Reach, Flat Seat, 5/8 in. Wrench Size, Each

Part Number: CPN-905

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• $20.00 Summit Bucks
• Special Order

Spark Plug, Copper Plus, Nickel Copper Alloy, 14mm Thread, 0.500 in. Reach, Flat Seat, 13/16 in. Wrench Size, Each

Part Number: CPN-831-1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 24, 2025 if ordered today

• $20.00 Summit Bucks
• Special Order

Spark Plug, 14mm, Gasket Seat, .375 in. Reach, J8C, Each

Part Number: CPN-841-1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 24, 2025 if ordered today

• $20.00 Summit Bucks
• Special Order

Spark Plug, Non-Resistor, Nickel Tip, Copper Core, 14mm Thread Size, 0.307 in. Reach, Tapered Seat, Each

Part Number: CPN-847-1

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• $20.00 Summit Bucks
• Special Order