Which one? My boxes say Long Beach, CA and on the plugs themselves, it says “Assembled in the USA with Japanese and US Parts.” I’m probably gonna just buy new plugs but I thought this would be a good discussion for future reference. Torque for Coil Packs, Spark Plugs & Head Cover Bolts? But every picture/video of Denso Iridium boxes I’ve seen say that the plugs are made in Japan. You are using an out of date browser. I’ve searched and seen a few threads on fake spark plugs. can you use toyota iridium spark plugs on 1996 LX450? This means that it needs less current to produce a spark. Platinum spark plugs are certainly more durable than copper spark plugs. Iridium spark plugs are not the best in terms of performance but nothing can beat their longevity. Iridium is a very durable metal that has a silver and whitish color to it. Iridium is harder than platinum, and in most cases, iridium spark plugs last about 25 percent longer than comparable platinum spark plugs. But if you consider their longevity and energy efficiency, it may be worth it for you to invest in these spark plugs because you’ll likely never have to replace them again. Everything about your TT packaging looks correct. Spark plugs don’t last forever. Take a look at the pictures. Answer: Because the thermal conductivity of silver is so much better than that of any other metal, the physical appearance of Nology Silver spark plugs … Iridium spark plugs have extremely fine electrodes while retaining excellent wear characteristics. Iridium vs Platinum Spark Plugs. Or should I get it from a different shop or dealer? I found out that this plug is similar to Brisk Silver (Brisk make it for Nology). They likely will not perform or last as long as the plugs with a higher iridium content. Platinum and iridium spark plugs are the products of more modern technologies, as the use of these metals in the process of electodes manufacturing significantly increases the service life of the element. Before anything else, let’s get one thing straight. That is why iridium spark plugs can last the longest. It is even more durable than platinum. Those look genuine to me too. The typical copper ones will wear out between 10,000 to 20,000 miles. • Silver spark plug electrodes transfer electricity & heat better than any other spark plug material resulting in the most powerful spark! We’ll go over the pros and cons of each one now. Your email address will not be published. On the other hand, iridium spark plugs give you maximum durability and a longer lifespan. Iridium is harder and more durable than copper or platinum, but more expensive. However, people often concern about their higher price. In addition, the plugs are perfect for a power-hungry car because the center electrodes are small. DENSO has started to sell IRIDIUM TT spark plugs having a φ0.4 mm iridium alloy center electrode and a 0.7 mm needle-type platinum alloy ground electrode. What the hell is wrong with NGK spark plugs? I buy denso plugs from an ebay seller named. JavaScript is disabled. If you’re not a fan of the idea of replacing spark plugs every 60,000 miles or so, iridium can reach up to a 120,000-mile life cycle. Unlike conventional spark plugs, where the discharge is constrained by the ground electrode, Brisk Premium Spark Plugs utilize a design where the ground electrode is retracted so the spark discharge occurs at the very tip of the spark plug. In the center of the iridium spark plug, there is a small electrode which reduces the amount of voltage needed to generate an electric current. Yes, I bought them off Amazon a while ago, but they were from an American store and priced about the same as other places. Makes your ignition system components (ignition module, ignition coil, ignition wires) last much longer.Spark Plug Iridium contact on the copper cored center electrode assures a long change interval. Iridium spark plugs feature a fine wire center electrode that is designed to conduct electrical energy better and increase firing efficiency. The difference is Brisk got resistor and Nology don't, which is a purpose built for "racing". That isn’t the case with platinum spark plugs because of how hot they get when they’re in use. Iridium spark plugs have the longest lifespan of the two plugs listed here. Anyone using Nology Silver plug ? It is estimated that you can drive a minimum of 40,000 miles or as much as 80,000 miles before you need to replace your iridium spark plugs. Anti-seize. Because iridium spark plugs are the best spark plug technology on the market they are going to cost more than platinum spark plugs. Platinum may not be as durable as iridium, but it is a lot more durable than the standard copper spark plugs which tend to go bad very quickly. This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register. As soon as the debris hits the hot platinum, it burns up very quickly rather than build up in the ignition system. Signs That You Need to Change Your Spark Plugs . Gapping Spark Plugs Every plug in the Laser Series was designed for an OEM application. Both types have the very same parts and construction, the only difference between iridium and platinum spark plugs is the metal used for the center electrode. Generally, they’re specified in older European performance cars as well as some motorcycles. Thanks to its strength, iridium spark plugs can last up to 25% longer than comparable platinum spark plugs. Bosch Silver Spark Plugs are engineered for older European performance cars by using silver alloys in the center electrode tip to resist wear & improve spark plug efficiency. Iridium spark plugs give absolutely no improvement in the performance and mileage of the bikes, period. Because iridium is costly, iridium spark plug manufacturers reduce the diameter of the center electrode to as little as .4mm. The quenching effect has been decreased by forming the electrode into a double needle shape. Haven’t pulled plugs yet but figured I’d start there. Aside from the very common copper spark plugs, there are two other options for most users; platinum and iridium plugs. Since most people sell or trade their vehicles before ever putting this much mileage on them, then you may only need to replace your iridium spark plugs once throughout the time you own your vehicle. July 4, 2016, 8:31pm #1. With most other spark plugs, debris build-up tends to be a major issue. I buy a lot of parts from on-line sellers these days, mostly form parts houses or Dealerships. Iridium spark plugs. Long story short, I bought 6 iridium spark plugs($31 aarrgg). For a better experience, please enable JavaScript in your browser before proceeding. How bad is it. A spark plug is essentially just a really thick wire with a short in it. In reality, copper has the best performance of all three and the worst longevity. Some lower priced iridium plugs have just enough iridium content to be marketed as iridium plugs. They simply will last way longer and will not degrade sooner than copper plugs but still when it comes to performance improvement, copper plugs performance better than iridium or any other plugs … Mine also have “Assembled in the USA with Japanese and US Parts” stamped in them. When a copper plug lasts for around 20,000 miles, the average lifespan of an iridium plug is 40,000 – 60,000 miles. Copper vs Double Platinum Spark Plugs (Pros and Cons), 7 Symptoms of a Bad Spark Plug in Your Car, 5 Common Car Brake Problems in Cold Weather, 5 Causes of Vehicle Pulling to the Right or Left Side when Braking, How to Adjust Brake Booster Push Rod Properly in Your Car, Top 5 Best Jumper Cables for Diesel Trucks and SUVs, Top 5 Best Brake Rotors for Trucks and Towing, P0010: “A” Camshaft Position Actuator Circuit (Bank 1), P2272: O2 Sensor Signal Stuck Lean Bank 2 Sensor 2, 5 Symptoms of a Bad Car Crankshaft Pulley and Replacement Cost, 5 Symptoms of a Bad Lower and Upper Control Arms in Your Car, 4 Symptoms of a Bad Input Shaft Bearing and Replacement Cost, 5 Symptoms of a Bad Oil Pressure Sensor/Switch in Your Car, Oil Control Valve Function, Bad Symptoms and Replacement Cost. 1. However, the overall longevity of these two types of metal is better than copper plugs. There are differences between the various spark plugs on the market. This silver or chrome-colored finish on the threads is designed to provide corrosion resistance against moisture and chemicals. That is one of the reason I buy TT. If you want a cheaper alternative to the iridium spark plugs, then go with the platinum spark plugs. Iridium Spark Plugs. 5 Things You Should Know About Spark Plugs. If it's an alloy, it would also be interesting to see its melting point (Iridium melts at ~ 2450°C while Platinum at ~ 1770°C and Silver at 960°C so if Ir/Ag is an alloy with low percent Ag, it could have an higher melting point with respect to Pt). NGK spark plugs feature trivalent plating. Denso makes plugs in the US (at least for the US aftermarket) not sure about other global markets. The key is the .4mm electrode. Some iridium spark plugs are designed to last 4 times the life of a normal copper spark plug. At the core of any spark plug is an approximately 3-inch long metal rod; one end of that rod plugs into the ignition coil via the plug wire or boot and the other is exposed. If you are looking for spark plugs that last longer, iridium plugs are the best choice. Low Ignition Voltage Requirements, Makes For Easier Starts. For example, a platinum spark plug, which is properly selected for the engine, even on bad fuel can live 25-30 thousand miles of run. Notify me of follow-up comments by email. Yours appear 100% genuine to me. The price point of an iridium plug is usually equitable to its iridium content. Platinum spark plugs are also recommended for cars with an electronic distributor ignition system, while double platinum spark plugs best fit vehicles with a waste spark distributor ignition system. After the ignition takes place, the engine starts to run because of the combustion pressure which builds up in it. You must log in or register to reply here. To help you decide on the best spark plugs for your vehicle, we’ve gone ahead and narrowed the choices down to two particular types of spark plugs: iridium spark plug and platinum spark plug. Iridium plugs will deliver the best performance, the best fuel efficiency and the longest life span – but also the highest price tags. Your email address will not be published. However, they’re not as durable as iridium spark plugs so having to change your spark plugs may be needed sooner. When I received the iridium plugs, I started to think whether it was worth it and thought of sending it back and get the copper plugs and just replace every year...I didn't and since I already have them, might as well try it. The engine may be responsible for mixing the air and fuel together in its cylinders, but it cannot generate the ignition by itself. Iridium IX ® vs. OE Iridium Spark Plugs. The coating also acts as a release agent during spark plug removal. For racing or dependability and efficiency for everyday use, Nology Silver spark plugs deliver the most powerful spark. Any feedback ? Top Brands ACDelco. Now and then I'll but from say ebay or Amazon. Around that rod is wrapped a ceramic insulator, and around that a metal case. Your choice comes down to whether you care more about quality or price. Of course, whenever you have a top-quality auto component like this, you can expect it to be more expensive. For this reason, the platinum spark plugs last longer. All spark plugs generally serve the same purpose in a vehicle. Platinum spark plugs last anywhere from 20,000 miles to 60,000 miles before needing to be replaced. Logged. However, they do not feature the longevity of platinum or iridium. Because of this, you will save power and preserve the lifespan of the spark plug even further. The quality of the materials they’re made from are a huge factor in their longevity and power. Platinum and Iridium Plugs. • Silver is the best conductor of any metal! Most, if not all the spark plugs you see have the same core – it’s made of copper. Classifieds - Engine/Transmission/Transfer Case, BJ42 | FJ43 | BJ44 | FJ45 | FJ45LV | HJ47, North American Clubhouses - Central Region, CA.AB- Rocky Mountain Land Cruiser Association, CO/WY- Horsetooth 4 Wheelers Cruiser Club, TX- Lone Star Land Cruisers - Austin Chapter, TX- The White Trash of the Elwood Chapter, CA.BC- Okanagan-Similkameen Land Cruisers, NV- Battle Born Cruisers of Northern Nevada, IRIDIUM TT - Features | Products | SPARK PLUG | Automotive Service Parts and Accessories | DENSO Global Website. If you measure the tips at .4mm you'll know. Brisk’s design provides an unrestricted and more spontaneous spread of the flame front which is achieved by: Retracted ground electrode. kescott1910. Iridium is extremely durable material that extends the spark plug lifetime by reducing spark plug gap erosion. It conducts 560% more electricity & 481% more heat than Platinum, and 276% more electricity & 177% more heat than Iridium. Yes, the iridium spark plugs are the most expensive spark plugs on the market. This spark plug features a ‘twin tip’ - a thin centre of 0.4mm and a protruding ground electrode of 0.7mm in diameter - which boosts your car’s horsepower and torque. The Nology Silver spark plugs recommended for my engine look like they are a much hotter heatrange than the spark plugs I normally use? This means if durability is a quality that you’re looking for the most, then you won’t get it from platinum spark plugs. It may not display this or other websites correctly. Both available at advance auto parts near me. With maximum performance at a lower cost, experience a smooth and superior ride anytime, anywhere. I’ve also checked out some articles and YouTube videos, but I can’t tell if these specific plugs I bought are fake. To this end, we’ve got the Bosch OE Specialty Silver Spark Plug. It is even more durable than platinum. Wrong plugs installed on SC'ed 97. If you don’t mind paying more for them, then iridium is better for your needs. Silver-tipped spark plugs have the best thermal conductivity. Take a look at post #30 of. Required fields are marked *. Platinum spark plugs will still give you at least 20,000 miles before needing to replace them and they’re cheaper too. It is estimated that you can drive a minimum of 40,000 miles or as much as 80,000 miles before you need to replace your iridium spark plugs. All dual precious metal plugs are designed to provide maximum longevity. Iridium spark plugs have the longest lifespan of the two plugs listed here. No China or other knock-off factory can duplicate the thin electrode AFAIK. The ultra-fine wire design and laser welded tapered ground electrode deliver optimum performance, while the iridium center electrode and ground electrode help it to go the distance. Seems I get Bootleg from China more often from ebay sellers. Bosch Double Iridium Spark Plugs are engineered to deliver both high performance and long life, representing advanced OE spark plug technology. The tips also look like genuine iridium tips. From these strengths, iridium spark plugs can enhance their durability up to 25 percent longer than any comparable platinum type. Iridium Vs Platinum Spark Plugs – What Type Should You Go With? Iridium spark plugs are perfect to use on high-performance engines. Recently bought a 2002 Silverado 2WD with 104K and engine does not run smoothe when idling, not bad though. 2002 Chevrolet Silverado, Platinum vs. iridium spark plugs? Instead, the engine depends on spark plugs to generate an electrical spark which can ignite the mixtures in its cylinders. I've had some of those low priced Denso coils that look so good. Iridium spark plugs last the longest since iridium is harder and … With the design of a fine wire center electrode, iridium spark plugs conduct the better electrical energy and boost firing efficiency. Platinum and Iridium plugs perform at a lower level than copper spark plugs, because they are less conductive and they tend to overheat. It's more expensive than the regular copper plug. Save my name, email, and website in this browser for the next time I comment. NGK builds two types of iridium spark plugs: OE Iridium and Iridium IX ®. They have a platinum electrode in the center which consumes less power than the nickel alloy electrode of copper spark plugs. The boxes and markings on the plugs itself appear to be good quality. On the other hand, they are also a better option than platinum plugs in terms of consistency and longevity. Positive energy traveling through the wire from the coil jumps the gap between the tip of the wire and the metal case, which g… They look identical to the plugs that I bought from Toyota, except mine came in a Toyota box instead of a Denso box (for obvious reason). As a result, the ignition runs smoothly without any startup issues. Silver Spark Plugs. Nickel is a hard, inexpensive metal used in most all spark plug designs. An internal combustion engine generates power after its air and fuel mixture is ignited. Iridium – The pinnacle of spark plug tech. Bosch vs NGK vs Denso spark plugs: Should you go iridium, platinum or copper? Maintenance/Repairs. However, this doesn’t mean that you should just purchase any type of spark plug for your vehicle. ... Iridium is a very durable metal that has a silver and whitish color to it. When we’re talking about difference in materials, we’re referring to what the tip is made of. 2016 Ruby Red GT/CS 401a Exedy stage 2 6r80 build with billet input shaft, 3:55 gears, Procharger Stage 2 D1x (750/539 RWHP) with 4.88 pulley, Mak Performance 4" inlet pipe, Fore innovations Beefcake budget dual pump fuel system, Stock Cams, Livernois Valve springs, Id-1050x Injectors, Reische 170 degree thermostat, Tial 50 mm Bov, Gt-350 intake manifold & t.b, ARH Lt's + … OEM is iridium but most choices at parts store are platinum. https://autocartimes.com/ is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to amazon.com, As an Amazon Associate I earn from qualifying purchases, Home | About Us | Contact Us | Privacy Policy | Sitemap, Pros and Cons: Iridium vs Platinum Spark Plug. More often from ebay sellers a major issue ” stamped in them go with the of! 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