Spark plug oreillys

O'Reilly Auto Parts carries replacement ignition wire sets, performance spark plug sets, new spark plugs, and other ignition system parts to help you make a complete repair. Shop …

Spark plug oreillys. Spark Plug; Plug Number: TR55; NGK V-Power spark plugs offer reliable performance and improved ignitability over standard nickel plugs. Engineered specifically for OE applications, the special V-cut nickel alloy center electrode and concave ground electrode of NGK's V-Power spark plug increases ignitability providing quicker starts and smoother ...

O'Reilly Auto Parts carries products from Denso Iridium. Browse our selection of options to find the right products for your vehicle.

Spark Plug FR6AHX-S; Ruthenium; Gap: 0.044. 1 Year Limited Warranty. Seat: Flat. Thread Size: M14. Heat Range: 6. 1. 2. Last. The spark plugs in your Toyota Camry receive an electrical current from the distributor and coil, which creates a …A new reversible USB plug is likely to hit the market next year. A new reversible USB plug is likely to hit the market next year. The next generation of USBs is currently being dev... Spark Plug; Plug Number: BPR6ES; NGK Standard spark plugs (in the iconic NGK 'yellow box' packaging) are a proven OE cornerstone and technology customers have relied on for decades. Engineered specifically for OE applications, NGK Standard spark plugs provide OE quality nickel alloy reliable performance and design. Plug Power's strong earnings confirm that PLUG stock is a long-term winner at the forefront of the emerging hydrogen economy. PLUG stock is an investment at the forefront of the em...Spark Plug Wire Set; ACCELs SuperStock 4000 series spark plug wire sets are designed to upgrade an OE ignition system for high-spark delivery levels for street driven applications. The 450 degree F rated silicone jacket is extruded over a tightly woven, rugged fiberglass braid. The braid is applied over high dielectric strength EPDM … Detailed Description. Spark Plug; Plug Number: CR7HSA; NGK Standard spark plugs (in the iconic NGK 'yellow box' packaging) are a proven OE cornerstone and technology customers have relied on for decades. Engineered specifically for OE applications, NGK Standard spark plugs provide OE quality nickel alloy reliable performance and design. Spark Plug; Plug Number: BPR4ES BLYB; NGK Spark Plugs, Inc. is the largest OE supplier and manufacturer of spark plugs for domestic and import vehicles in North America. Its OE legacy, unsurpassed quality and leading vehicles in operation coverage reinforces NGK as The Ignition Specialist. With over 80 years of automotive expertise NGK has ...

E3 Spark Plugs Diamond Fire Spark Plug - E3.53. Part #: E3.53. Line: ETH. Check Vehicle Fit. Spark Plug Resistor; 5/8 Inch Hex Size; 0.708 Inch Thread Reach; 14mm Thread Diameter; Taper Seat; Diamondfire Tip With Fixed Gap; Plug Gap Not Adjustable. 5 Year Limited Warranty. Seat: Tapered.Plug Power's strong earnings confirm that PLUG stock is a long-term winner at the forefront of the emerging hydrogen economy. PLUG stock is an investment at the forefront of the em... O'Reilly Auto Parts carries replacement ignition wire sets, performance spark plug sets, new spark plugs, and other ignition system parts to help you make a complete repair. Shop for the best Spark Plug Wires for your vehicle, and you can place your order online and pick up for free at your local O'Reilly Auto Parts. ACDelco Iridium Spark Plugs are the latest evolution in high-performance plug electrode material and are designed to last 100,000 miles.* Iridium is one of the hardest materials used in spark plugs today, which allows for smaller, more efficient electrode designs for improved cold starting and quicker acceleration.Detailed Description. The one Ignition Spark Checker for troubleshooting virtually all domestic and imported cars, SUV's and trucks. A must for testing newer vehicles with recessed spark plugs. Can also be used to test conventional and coil-on plug ignition systems. Flashing bulb indicates ignition or fuel delivery problem.E3 Spark Plugs Diamond Fire Spark Plug - E3.53. Part #: E3.53. Line: ETH. Check Vehicle Fit. Spark Plug Resistor; 5/8 Inch Hex Size; 0.708 Inch Thread Reach; 14mm Thread Diameter; Taper Seat; Diamondfire Tip With Fixed Gap; Plug Gap Not Adjustable. 5 Year Limited Warranty. Seat: Tapered.Capital One has launched a new business card, the Capital One Spark Cash Plus card, that offers an uncapped 2% cash-back on all purchases. We may be compensated when you click on p...1 - 24 of 271 results for Spark Plugs - Marine Compare Refine. All Pick Up in Store Ship to Home Sort By: Compare. Representative Image NGK Plug Number B7S Spark Plug - 3710. Part #: 3710 Line: NGK. 1 Year Limited Warranty. Seat: Flat. Thread Size: ...

NGK Standard spark plugs (in the iconic NGK 'yellow box' packaging) are a proven OE cornerstone and technology customers have relied on for decades. Engineered specifically for OE applications, NGK Standard spark plugs provide OE quality nickel alloy reliable performance and design. NGK's legendary high grade alumina silicate ceramic creates a ... Shop O'Reilly Auto Parts online. ... 1 - 18 of 18 results for Spark Plug Wire - Tools Compare Refine. All ... Shop O'Reilly Auto Parts for the best spark plugs, spark plug wires, coil boots, and other spark plug and ignition system parts for a complete tune-up or repair. Shop for the best Spark Plugs for your 2012 Nissan Murano, and you can place your order online and pick up for free at your local O'Reilly Auto Parts.Price Comparison: Cylinder Head Gasket, Spark Plug, O2 Sensor. Price Comparison: Code Reader, Fuel Pump Module, Alternator. Price Comparison: Oil, Oil Filter, Antifreeze. Price Comparison: Brake Pads …O’Reilly Auto Parts carries the parts you need to maintain and repair your lawn and garden equipment. Check out our selection of lawn mower batteries and 2-cycle oil. We also carry lawn mower blades, lawn mower belts, recoil starters, electric starters, spark plugs, oil filters, and air filters for all your lawn equipment maintenance and ...

Spn 1592 fmi 9.

NGK Plug Number BPMR4A Solid Spark Plug - 5113. Part #: 5113 Line: NGK. 1 Year Limited Warranty. Seat: ... CONNECT with O'Reilly. Detailed Description. Spark Plug; Copper Resistor; Autolite Copper spark plugs deliver quick starts, good fuel economy and smooth acceleration. One piece terminal stud provides a reliable high voltage electrical connection. High alumina multi-rib insulator helps prevent flash-over which can lead to misfires. Heat-fused glass composite resistor ... NGK Standard spark plugs (in the iconic NGK 'yellow box' packaging) are a proven OE cornerstone and technology customers have relied on for decades. Engineered specifically for OE applications, NGK Standard spark plugs provide OE quality nickel alloy reliable performance and design. NGK's legendary high grade alumina silicate ceramic creates a ...Spark Plug Gap: .040. 12 Month Or 12,000 Mile Limited Warranty. Seat: Tapered. Thread Size: 14mm. Heat Range: 4. 1. 2. Last. Your Chevrolet Corvette's spark plugs receive a charge from the distributor or coil and creates the spark that causes combustion.Hilton will soon be opening Spark by Hilton Hotels --- a new brand offering a simple yet reliable place to stay, and at an affordable price. We may be compensated when you click on... Detailed Description. Spark Plug Wire Puller; Removes Spark Plug Wire Boots from Plugs. A simple, yet effective tool for disengaging spark plug boots. Tool performs well in difficult areas such as recessed and obstructed plugs. Square shaft prevents slipping. Thick plastic handle prevents electric shock and provides greater pulling power.

90 Day Limited Warranty. Color: Red. Core Material: Spiral. 1. 2. Last. The spark plug wires on your Chevy Silverado carry the voltage from the distributor or coils to the individual spark plugs. Over time, due to the extreme heat from the motor and the high voltage that they carry, spark plug wires can break down.Spark plugs play an essential role in gas ignition engines by generating an electric spark across a small ignition gap, that fires a combustion chamber and powers the engine.The OEMTOOLS 3/8 Inch Drive Extra Thin Wall Spark Plug Socket (14 mm) is designed with thinner walls for spark plugs in tight spaces, found on BMW 3.0L (2007 and newer), …Detailed Description. Inline Spark Tester; Quickly diagnose problems with all ignition systems. Connect the tool between the spark plug and the plug wire. The tool is double-ended to offer a straight boot and a 90 Degree …Spark Plug Wire Set New Firing Order: 1, 3, 7, 2, 6, 5, 4, 8 For 1994 To 1996 Truck; To Eliminate The Possibility Of Crossfire Between Cylinders 1 And 3 Or 5 And 6, Do Not Put These Wires Next To Each Other In The Separators On The Valve Covers. 2 Year LIMITED WARRANTY. Core Material: Carbon. Noise Suppression: Yes. Wire Separators Included: …There is no specific time to change spark plug wires but an ideal time would be when fuel is being left unburned because there is not enough voltage to burn the fuel. As spark plug...NGK Iridium IX spark plugs represent the ultimate evolution of spark plug technology and performance. Iridium is significantly stronger than any metal used in spark plugs today. It's also the hardest metal used (in fact, iridium is 6 times harder than platinum) which has allowed NGK engineers to design an ultrafine center electrode reducing the ...Check Vehicle Fit. Spark Plug WR5; Nickel; Gap: 0.044. 1 Year Limited Warranty. Seat: Tapered. Thread Size: 18mm. Heat Range: 5. Your Ford Mustang's spark plugs get an electrical charge from the coil and distributor in order to create a spark which ignites the combustion mixture.Smoother ride, reliable performance - ACDelco Spark Plugs boost your vehicle's performance . long-lasting performance, time and time again. Patented, one-piece insulator design - withstands temperature pressure and vibration. The copper core electrode - helps transfer heat, which is important for today's smaller hotter-running engines.Plug Power's strong earnings confirm that PLUG stock is a long-term winner at the forefront of the emerging hydrogen economy. PLUG stock is an investment at the forefront of the em...Standard Ignition Blue Streak Wire Spark Plug Wire Set - 10115. Part #: 10115 Line: STD. Limited Lifetime Warranty. Diameter (mm): 8mm. Number Of Wires: 9. Length (in): 55 Inch. Compare. PerTronix Flame-Thrower Spark Plug Wire Set - 708105. Part #: 708105 Line: PTX. Limited Lifetime Warranty. Diameter ...

Plug and Play is a simple Windows controller that enables your Windows computer to recognize and adjust to hardware changes and devices plugged on your computer such as hard drives...

If you’re a car owner, you may have come across the term “spark plug replacement chart” when it comes to maintaining your vehicle. A spark plug replacement chart is a useful tool t...The heat range of a Champion spark plug is indicated within the individual part number. The number in the middle of the letters used to designate the specific spark plug gives the ...Spark Plug Gap Gauge; Sets spark plug gaps quickly and easily. Marked with decimal and metric sizes. Tapered hole to adjust gap. Zinc alloy construction. Range: .020 to .100 in. (.5 to 2.5 mm). Brand Information. Performance Tool is a leading supplier of automotive specialty tools, hand tools, lubrication and shop equipment. Through constant ... Spark Plug Gap: .054. 100,000 Mile Limited Warranty. Seat: Tapered. Thread Size: 14mm. Heat Range: 15. 1. 2. Last. Your Ford Mustang's spark plugs get an electrical charge from the coil and distributor in order to create a spark which ignites the combustion mixture. When it comes to maintaining the performance of your vehicle, choosing the right spark plug is essential. One popular brand that has been trusted by car enthusiasts for decades is ... Detailed Description. Spark Plug; Copper; Resistor; Autolite Copper spark plugs deliver quick starts, good fuel economy and smooth acceleration. One piece terminal stud provides a reliable high voltage electrical connection. High alumina multi-rib insulator helps prevent flash-over which can lead to misfires. Heat-fused glass composite resistor ... Spark Plug LKAR7AHX-S; Ruthenium; Gap: 0.044. 1 Year Limited Warranty. Seat: Flat. Thread Size: M12. Heat Range: 7. The spark plugs on your Mazda 3 receive the electrical charge from the ignition coil to make the spark that causes combustion inside the engine. Spark plugs are equipped with a center and ground electrode, and the spark is created ...Detailed Description. Spark Plug; Plug Number: MR7F; NGK Standard spark plugs (in the iconic NGK 'yellow box' packaging) are a proven OE cornerstone and technology customers have relied on for decades. Engineered specifically for OE applications, NGK Standard spark plugs provide OE quality nickel alloy reliable performance and design.

Cbs 5 news phoenix.

Ukraine update davydov.

Specifications. Safety Information. Vehicle Fitment Guide. Buy Spark Plug - Standard Nickel - NGK 7131 online from NAPA Auto Parts Stores. Get deals on automotive parts, truck …If you’re an automotive enthusiast or a do-it-yourself mechanic, you’re probably familiar with the importance of spark plugs in maintaining the performance of your vehicle. When it...The heat range of a Champion spark plug is indicated within the individual part number. The number in the middle of the letters used to designate the specific spark plug gives the ...Lisle Spark Plug Wire Removal Pliers - 51420. Part #: 51420. Line: LIS. Limited Lifetime Warranty. Grip Material: Rubber. O'Reilly Auto Parts has the parts and accessories, tools, and the knowledge you may need to repair your …1 - 2 of 2 results for Spark Plug Non-Fouler (Universal) Compare Refine. All Pick Up in Store Ship to Home Sort By: Compare. Dorman HELP! 18mm Steel Non-Fouler - 42009. Part #: 42009 Line: MTM. 1 Year Limited Warranty. Color: Silver. Material: Steel ...ACDelco Iridium Spark Plugs are the latest evolution in high-performance plug electrode material and are designed to last 100,000 miles.* Iridium is one of the hardest materials used in spark plugs today, which allows for smaller, more efficient electrode designs for improved cold starting and quicker acceleration.NGK Standard spark plugs (in the iconic NGK 'yellow box' packaging) are a proven OE cornerstone and technology customers have relied on for decades. Engineered specifically for OE applications, NGK Standard spark plugs provide OE quality nickel alloy reliable performance and design. NGK's legendary high grade alumina silicate ceramic creates a ... ….

Shop O'Reilly Auto Parts for the best spark plugs, spark plug wires, coil boots, and other spark plug and ignition system parts for a complete tune-up or repair. Shop for the best Spark Plugs for your 2012 Nissan Murano, and you can place your order online and pick up for free at your local O'Reilly Auto Parts.NGK Spark Plugs (U.S.A.), Inc. is the largest OE supplier and manufacturer of spark plugs for domestic and import vehicles in North America. Its OE legacy, unsurpassed quality and leading vehicles in operation coverage reinforces NGK as The Ignition Specialist™. With over 80 years of automotive expertise NGK has built a reputation for quality ...NGK Iridium IX spark plugs represent the ultimate evolution of spark plug technology and performance. Iridium is significantly stronger than any metal used in spark plugs today. It's also the hardest metal used (in fact, iridium is 6 times harder than platinum) which has allowed NGK engineers to design an ultrafine center electrode reducing the ...The spark plug wire set in your Toyota Camry carries power from the distributor to the spark plugs. Each wire has a boot on both ends and a conductive wire core, which is insulated with rubber, to carry the charge. Spark plug wires and boots become worn with heat and over time. If the engine is not getting spark to one or more of the cylinders ...Find an O'Reilly Auto Parts Location. Search by State. With over 6,000 O'Reilly Auto Parts locations throughout the nation, there's always a store near you! Shop your local O'Reilly …The iPhone email app game has changed a lot over the years, with the only constant being that no app seems to remain consistently at the top. Right now, two of the most popular opt...Price Comparison: Cylinder Head Gasket, Spark Plug, O2 Sensor. Price Comparison: Code Reader, Fuel Pump Module, Alternator. Price Comparison: Oil, Oil Filter, Antifreeze. Price Comparison: Brake Pads …A Power Torque 3/8 inch drive 5/8 inch magnetic spark plug socket is made from heat-treated chrome Vanadium steel for durability, and includes Grips All surface machining to help maintain contact to loosen even the toughest bolts and nuts. All Power Torque sockets are designed for maximum strength and long life to keep you working with confidence.Shop O'Reilly Auto Parts for the best spark plugs, spark plug wires, coil boots, and other spark plug and ignition system parts for a complete tune-up or repair. Shop for the best Spark Plugs for your 2012 Nissan Murano, and you can place your order online and pick up for free at your local O'Reilly Auto Parts. Spark plug oreillys, NGK Laser Iridium Plug Number IZFR6H11 Spark Plug - 4294. Since 1936 NGK has lead the industry in technology, innovation and world class design of its entire product line. You can depend on NGK for quality and reliability. With state-of-the-art manufacturing, inventory and distribution facilities in Irvine, California, Sissonville, West ..., Spark Plug Gap: .054. 100,000 Mile Limited Warranty. Seat: Tapered. Thread Size: 14mm. Heat Range: 15. 1. 2. Last. Your Ford Mustang's spark plugs get an electrical charge from the coil and distributor in order to create a spark which ignites the combustion mixture. , As technology continues to advance, spark drivers have become an essential component in various industries. These devices play a crucial role in generating the necessary electrical..., This Champion spark plug features a copper core electrode that provides increased conductivity and heat control for good overall wear. Copper Plus - Dependable Performance and Durability. OE type replacement plug. Resists fouling. Copper core center electrode allows for accurate control of heat range for longer life. Superior corrosion resistance., ACDelco Iridium Spark Plugs are the latest evolution in high-performance plug electrode material and are designed to last 100,000 miles.* Iridium is one of the hardest materials used in spark plugs today, which allows for smaller, more efficient electrode designs for improved cold starting and quicker acceleration. , Unlike similar tools designed to remove the spark plug once it's broken, OTC's new Ford Spark Plug Remover Kit is designed to prevent breakage of the spark plug. Don't fix something that's not broken in the first place. Unique design helps prevent breakage by locking the plug porcelain core to the plug hex allowing it to turn as one complete unit., E3 Spark Plugs Diamond Fire Spark Plug - E3.66. Part #: E3.66. Line: ETH. 5.0. (3) Check Vehicle Fit. Spark Plug Resistor; 5/8 Inch Hex Size; 1.000 Inch Thread Reach; 14mm Thread Diameter; Taper Seat; Diamondfire Tip With …, Shop O'Reilly Auto Parts for the best spark plugs, spark plug wires, coil boots, and other spark plug and ignition system parts for a complete tune-up or repair. Shop for the best …, A performance spark plug wire set includes specially designed spark plug wires to enhance the performance of a vehicle's ignition system and better handle the load of a high-performance engine. Also known as ignition cables, spark plug wires transfer the spark from the coil to the spark plug, either from a remote coil pack or a distributor., Dielectric grease can be used on light bulbs to keep the sockets from corroding. It can also be used on spark plug boots, battery terminals and trailer connectors. If you notice electrical items not working, cleaning the contacts may help. Then, if needed, apply dielectric grease before reassembly. O'Reilly Auto Parts offers a wide range of ..., Spark plugs screw into the cylinder of your engine and connect to the ignition system. Electricity from the ignition system flows through the plug and creates a spark. This ignites..., The very best ignition wiring you can get, as well as the best performing, is actually the OE Mopar wiring. I'd look for that on websites like www.wermopar.com since …, This Champion spark plug features a copper core electrode that provides increased conductivity and heat control for good overall wear. Copper Plus - Dependable Performance and Durability. OE type replacement plug. Resists fouling. Copper core center electrode allows for accurate control of heat range for longer life. Superior corrosion resistance., 1 - 2 of 2 results for Spark Plug Non-Fouler (Universal) Compare Refine. All Pick Up in Store Ship to Home Sort By: Compare. Dorman HELP! 18mm Steel Non-Fouler - 42009. Part #: 42009 Line: MTM. 1 Year Limited Warranty. Color: Silver. Material: Steel ..., Bolts need spark plug as team drops to 1-3. (UPDATE) HAVING just practiced thrice as a team prior to the start of the Season 48 PBA Philippine Cup, …, NGK Laser Iridium Plug Number ILTR5K13 Spark Plug - 90607. Part #: 90607. Line: NGK. Check Vehicle Fit. Spark Plug ILTR5K13; OE Plug Metal Superseded To Iridium; 90000 Mile OE Manufacturer Recommended Service Interval; Gap: 0.052. 1 …, Plug and Play is a simple Windows controller that enables your Windows computer to recognize and adjust to hardware changes and devices plugged on your computer such as hard drives..., Unlike similar tools designed to remove the spark plug once it's broken, OTC's new Ford Spark Plug Remover Kit is designed to prevent breakage of the spark plug. Don't fix something that's not broken in the first place. Unique design helps prevent breakage by locking the plug porcelain core to the plug hex allowing it to turn as one complete unit., Lawn & Garden Spark Plugs | O'Reilly Auto Parts. Find One Near You. Garage Select or Add New. Lawn & Garden Spark Plugs. Filter By. Brands. Autolite Copper Core. Autolite …, E3 Spark Plugs Diamond Fire Spark Plug - E3.54. Part #: E3.54. Line: ETH. 4.5. (24) Check Vehicle Fit. Spark Plug Resistor; 5/8 Inch Hex Size; 0.708 Inch Thread Reach; 14mm Thread Diameter; Taper Seat; Diamondfire Tip With …, Detailed Description. Spark Plug Gap Gauge; Sets spark plug gaps quickly and easily. Marked with decimal and metric sizes. Tapered hole to adjust gap. Zinc alloy construction. Range: .020 to .100 in. (.5 to 2.5 mm). , Detailed Description. Spark Plug; Copper; Resistor; Autolite Copper spark plugs deliver quick starts, good fuel economy and smooth acceleration. One piece terminal stud provides a reliable high voltage electrical connection. High alumina multi-rib insulator helps prevent flash-over which can lead to misfires. Heat-fused glass composite resistor ... , Detailed Description. Spark Plug; Copper Resistor; Autolite Copper spark plugs deliver quick starts, good fuel economy and smooth acceleration. One piece terminal stud provides a reliable high voltage electrical connection. High alumina multi-rib insulator helps prevent flash-over which can lead to misfires. Heat-fused glass composite resistor ..., E3 Spark Plugs Diamond Fire Spark Plug - E3.66. Part #: E3.66. Line: ETH. 5.0. (3) Check Vehicle Fit. Spark Plug Resistor; 5/8 Inch Hex Size; 1.000 Inch Thread Reach; 14mm Thread Diameter; Taper Seat; Diamondfire Tip With …, Shop O'Reilly Auto Parts for the best spark plugs, spark plug wires, coil boots, and other spark plug and ignition system parts for a complete tune-up or repair. Shop for the best Spark Plugs for your 2005 Honda CR-V, and you can place your order online and pick up for free at your local O'Reilly Auto Parts., A single car has around 30,000 parts. Most drivers don’t know the name of all of them; just the major ones yet motorists generally know the name of one of the car’s smallest parts ..., Part #: 8160C1. Line: ACC. Check Vehicle Fit. Spark Plug Copper; 1 Piece Design; 1 Range Colder Than Part Number: 8160; 9/16 Inch Hex; 13/16 Inch Reach; Resistor; Tapered Seat; 1.25mm Thread Pitch; 16mm Thread; 8 Pack Of Part Number: 346C1; Set Plug Gap To Manufacturers Recommended Setting. 90 Day Limited Warranty., ACDelco Iridium Spark Plugs are the latest evolution in high-performance plug electrode material and are designed to last 100,000 miles.* Iridium is one of the hardest materials used in spark plugs today, which allows for smaller, more efficient electrode designs for improved cold starting and quicker acceleration. , NGK Standard spark plugs (in the iconic NGK 'yellow box' packaging) are a proven OE cornerstone and technology customers have relied on for decades. Engineered specifically for OE applications, NGK Standard spark plugs provide OE quality nickel alloy reliable performance and design. NGK's legendary high grade alumina silicate ceramic creates a ..., SpeedFX Spark Plug Wire Pliers - 5851. Part #: 5851 Line: SFX. 90 Day Limited Warranty. Color: Red, Silver. Compare. MSD Ignition Crimping Tool - 35051. Part #: 35051 Line: MSD. 1 Year Limited Warranty. Compare. Taylor Cable Products Plug Wire Multi-Tool - 43390. Part #: 43390 Line: TAY. 90 Day Limited Warranty. Compare. MSD Ignition Crimping ..., There is no specific time to change spark plug wires but an ideal time would be when fuel is being left unburned because there is not enough voltage to burn the fuel. As spark plug..., Fel-Pro Spark Plug Tube Seal Set - ES73110. Part #: ES73110 Line: FEL. 1 Year Limited Warranty. Compare. MAHLE Spark Plug Tube Seal Set - B31693. Part #: B31693 Line: MAE. 1 Year Limited Warranty. Material: Rubber. Quantity: 8. Compare. MAHLE Spark Plug Tube Seal Set - B31733 ..., NGK Iridium IX spark plugs represent the ultimate evolution of spark plug technology and performance. Iridium is significantly stronger than any metal used in spark plugs today. It's also the hardest metal used (in fact, iridium is 6 times harder than platinum) which has allowed NGK engineers to design an ultrafine center electrode reducing the ...