Availability
Spark Plug, RC9MC4, Copper Plus, Flat Seat, 14mm Thread, .750 in. Reach, Projected Tip, Resistor, Each
Part Number: CPN-434
Not Yet Reviewed
Estimated Ship Date: Nov 17, 2025 if ordered today
Estimated Ship Date: Nov 17, 2025 if ordered today
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
Spark Plug, L78C, Copper Core, 14mm Thread, .500in. Reach, Set
Part Number: CPN-807-1
Not Yet Reviewed
Estimated Ship Date: Nov 17, 2025 if ordered today
Estimated Ship Date: Nov 17, 2025 if ordered today
Spark Plug, Industrial, Gasket Seat, Nickel Alloy, 0.500 in. Reach, 18mm Thread Size, Each
Part Number: CPN-514
Not Yet Reviewed
Estimated Ship Date: Nov 17, 2025 if ordered today
Estimated Ship Date: Nov 17, 2025 if ordered today
Spark Plug, RN7YC, Copper Plus, 14mm Thread, .750 in. Reach, Resistor, Each
Part Number: CPN-332
Not Yet Reviewed
Estimated Ship Date: Nov 17, 2025 if ordered today
Estimated Ship Date: Nov 17, 2025 if ordered today
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 17, 2025 if ordered today
Estimated Ship Date: Nov 17, 2025 if ordered today
Spark Plug, Resistor, Nickel Copper Tip, Copper Core, 14mm Thread Size, 0.750 in. Reach, Gasket Seat, Each
Part Number: CPN-322-1
Not Yet Reviewed
Estimated Ship Date: Nov 17, 2025 if ordered today
Estimated Ship Date: Nov 17, 2025 if ordered today
Spark Plug, Laser Platinum, Gasket Seat, 14mm Thread, .750 in. Reach, Projected Tip, Resistor, Each
Part Number: NGK-4014
Not Yet Reviewed
Estimated Ship Date: Jan 2, 2026 if ordered today
Estimated Ship Date: Jan 2, 2026 if ordered today
SPARK PLUG
Part Number: NGK-5740
Not Yet Reviewed
Estimated Ship Date: Jan 2, 2026 if ordered today
Estimated Ship Date: Jan 2, 2026 if ordered today
Spark Plug, Gasket Seat, 14mm Thread, .750 in Reach, Resistor, Each
Part Number: NGK-5984
Not Yet Reviewed
Estimated Ship Date: Jan 2, 2026 if ordered today
Estimated Ship Date: Jan 2, 2026 if ordered today
Spark Plug, Double Platinum, 14mm Thread, .750 in. Reach, 5/8 in. Hex, Gasket Seat, Resistor, Each
Part Number: NGK-4793
Not Yet Reviewed
Estimated Ship Date: Jan 2, 2026 if ordered today
Estimated Ship Date: Jan 2, 2026 if ordered today
Spark Plug, Laser Platinum, Gasket Seat, 14mm Thread, .750 in. Reach, Resistor, Each
Part Number: NGK-3500
Not Yet Reviewed
Estimated Ship Date: Jan 2, 2026 if ordered today
Estimated Ship Date: Jan 2, 2026 if ordered today
Spark Plug, Laser Platinum, Gasket Seat, 14mm Thread, .750 in. Reach, Projected Tip, Resistor, Each
Part Number: NGK-2743
Not Yet Reviewed
Estimated Ship Date: Jan 2, 2026 if ordered today
Estimated Ship Date: Jan 2, 2026 if ordered today
Spark Plug, U-Groove, T20EPR-U15, 14mm Thread, 18.00mm Reach, Tapered Seat, Chevrolet, Ford, Mazda, Mercury, Each
Part Number: DNP-5033
Not Yet Reviewed
Estimated Ship Date: Nov 25, 2025 if ordered today
Estimated Ship Date: Nov 25, 2025 if ordered today
Spark Plug, Double Platinum, PTJ16R15, 14mm Thread, 18.00mm Reach, Tapered Seat, Chevrolet, Ford, GMC, Isuzu, Mercury, Each
Part Number: DNP-5077
Not Yet Reviewed
Estimated Ship Date: Nov 25, 2025 if ordered today
Estimated Ship Date: Nov 25, 2025 if ordered today
Spark Plug, Iridium Power, IU22, 14mm Thread, 19.00mm Reach, Gasket Seat, Aprilia, Arctic Cat, Husqvarna, Kawasaki, KTM, KYMCO, Yamaha, Each
Part Number: DNP-5361
Not Yet Reviewed
Estimated Ship Date: Nov 25, 2025 if ordered today
Estimated Ship Date: Nov 25, 2025 if ordered today
Spark Plugs, Platinum TT, Resistor, Copper, 14mm Thread Size, 25mm Reach, Tapered Seat, Each
Part Number: DNP-4513
Not Yet Reviewed
Estimated Ship Date: Nov 25, 2025 if ordered today
Estimated Ship Date: Nov 25, 2025 if ordered today
Spark Plug, Platinum TT, PT20TT, 14mm Thread, 18.00mm Reach, Tapered Seat, Universal, Each
Part Number: DNP-4512
Not Yet Reviewed
Estimated Ship Date: Nov 25, 2025 if ordered today
Estimated Ship Date: Nov 25, 2025 if ordered today
Spark Plugs, Iridium Power, Gasket Seat, 14mm Thread, 19mm Reach, Resistor, Each
Part Number: DNP-5362
Not Yet Reviewed
Estimated Ship Date: Nov 25, 2025 if ordered today
Estimated Ship Date: Nov 25, 2025 if ordered today
Spark Plug, Iridium Power, IXU27, 12mm Thread, 19.00mm Reach, Gasket Seat, Aprilia, BMW, Dodge, Ducati, Ferrari, Fiat, Jeep, Each
Part Number: DNP-5337
Not Yet Reviewed
Estimated Ship Date: Nov 25, 2025 if ordered today
Estimated Ship Date: Nov 25, 2025 if ordered today
Spark Plug, Iridium XP, Iridium, 14mm Thread, 0.750 in. Reach, Flat Seat, 5/8 in. Wrench Size, Each
Part Number: ATL-XP5224
Not Yet Reviewed
Spark Plug, Iridium, Tapered Seat, 14mm Thread, .708 in. Reach, Resistor, Each
Part Number: CPN-9204
Estimated Ship Date: Nov 20, 2025 if ordered today
Estimated Ship Date: Nov 20, 2025 if ordered today
Need It Sooner? We recommend these similar substitute parts:
USE AUP 275
Part Number: CPN-328
Not Yet Reviewed
Estimated Ship Date: Nov 19, 2025 if ordered today
Estimated Ship Date: Nov 19, 2025 if ordered today
Spark Plug, RA8HC, Copper Core, 12mm Thread, .750in. Reach, Resistor, Set
Part Number: CPN-810S
Not Yet Reviewed
Estimated Ship Date: Nov 19, 2025 if ordered today
Estimated Ship Date: Nov 19, 2025 if ordered today
Spark Plug, Copper Core, Gasket Seat, 14mm Thread, 0.750 in. Reach, Each
Part Number: ATL-4051
Not Yet Reviewed
Need It Sooner? We recommend these similar substitute parts:
Modal Header
Call To Order
This is a custom order part. You can order this part by Contacting Us.