It is even more durable than platinum. Platinum and Iridium plugs perform at a lower level than copper spark plugs, because they are less conductive and they tend to overheat. However, the overall longevity of these two types of metal is better than copper plugs. An internal combustion engine generates power after its air and fuel mixture is ignited. Long story short, I bought 6 iridium spark plugs($31 aarrgg). Iridium Vs Platinum Spark Plugs – What Type Should You Go With? I've had some of those low priced Denso coils that look so good. Which one? Spark plugs don’t last forever. Iridium spark plugs last the longest since iridium is harder and … 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). On the other hand, iridium spark plugs give you maximum durability and a longer lifespan. Nickel is a hard, inexpensive metal used in most all spark plug designs. From these strengths, iridium spark plugs can enhance their durability up to 25 percent longer than any comparable platinum type. 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. JavaScript is disabled. That isn’t the case with platinum spark plugs because of how hot they get when they’re in use. If you are looking for spark plugs that last longer, iridium plugs are the best choice. 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. With the design of a fine wire center electrode, iridium spark plugs conduct the better electrical energy and boost firing efficiency. I’ve searched and seen a few threads on fake spark plugs. Iridium vs Platinum Spark Plugs. Iridium spark plugs are perfect to use on high-performance engines. Seems I get Bootleg from China more often from ebay sellers. What the hell is wrong with NGK spark plugs? They likely will not perform or last as long as the plugs with a higher iridium content. Before anything else, let’s get one thing straight. You are using an out of date browser. When a copper plug lasts for around 20,000 miles, the average lifespan of an iridium plug is 40,000 – 60,000 miles. Haven’t pulled plugs yet but figured I’d start there. All spark plugs generally serve the same purpose in a vehicle. kescott1910. 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. But every picture/video of Denso Iridium boxes I’ve seen say that the plugs are made in Japan. 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 … 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. Anti-seize. NGK spark plugs feature trivalent plating. The quenching effect has been decreased by forming the electrode into a double needle shape. 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. • Silver is the best conductor of any metal! 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. Low Ignition Voltage Requirements, Makes For Easier Starts. For this reason, the platinum spark plugs last longer. 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. Iridium spark plugs feature a fine wire center electrode that is designed to conduct electrical energy better and increase firing efficiency. It's more expensive than the regular copper plug. The typical copper ones will wear out between 10,000 to 20,000 miles. Iridium is harder and more durable than copper or platinum, but more expensive. The engine may be responsible for mixing the air and fuel together in its cylinders, but it cannot generate the ignition by itself. This means that it needs less current to produce a spark. Because of this, you will save power and preserve the lifespan of the spark plug even further. Platinum and Iridium Plugs. Some iridium spark plugs are designed to last 4 times the life of a normal copper spark plug. Or should I get it from a different shop or dealer? can you use toyota iridium spark plugs on 1996 LX450? Aside from the very common copper spark plugs, there are two other options for most users; platinum and iridium plugs. There are differences between the various spark plugs on the market. Iridium Spark Plugs. Those look genuine to me too. To this end, we’ve got the Bosch OE Specialty Silver Spark Plug. After the ignition takes place, the engine starts to run because of the combustion pressure which builds up in it. The price point of an iridium plug is usually equitable to its iridium content. I buy denso plugs from an ebay seller named. 5 Things You Should Know About Spark Plugs. However, they’re not as durable as iridium spark plugs so having to change your spark plugs may be needed sooner. 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 + … How bad is it. The coating also acts as a release agent during spark plug removal. When we’re talking about difference in materials, we’re referring to what the tip is made of. Generally, they’re specified in older European performance cars as well as some motorcycles. If you want a cheaper alternative to the iridium spark plugs, then go with the platinum spark plugs. 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. Wrong plugs installed on SC'ed 97. Iridium IX ® vs. OE Iridium Spark Plugs. Take a look at the pictures. A spark plug is essentially just a really thick wire with a short in it. Required fields are marked *. No China or other knock-off factory can duplicate the thin electrode AFAIK. July 4, 2016, 8:31pm #1. Because iridium is costly, iridium spark plug manufacturers reduce the diameter of the center electrode to as little as .4mm. Of course, whenever you have a top-quality auto component like this, you can expect it to be more expensive. Platinum spark plugs are certainly more durable than copper spark plugs. Some lower priced iridium plugs have just enough iridium content to be marketed as iridium plugs. • Silver spark plug electrodes transfer electricity & heat better than any other spark plug material resulting in the most powerful spark! However, they do not feature the longevity of platinum or iridium. ... Iridium is a very durable metal that has a silver and whitish color to it. Signs That You Need to Change Your Spark Plugs . Any feedback ? Notify me of follow-up comments by email. In reality, copper has the best performance of all three and the worst longevity. 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. Now and then I'll but from say ebay or Amazon. 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. For racing or dependability and efficiency for everyday use, Nology Silver spark plugs deliver the most powerful spark. Everything about your TT packaging looks correct. You must log in or register to reply here. Iridium plugs will deliver the best performance, the best fuel efficiency and the longest life span – but also the highest price tags. 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. Around that rod is wrapped a ceramic insulator, and around that a metal case. Iridium spark plugs give absolutely no improvement in the performance and mileage of the bikes, period. Platinum spark plugs will still give you at least 20,000 miles before needing to replace them and they’re cheaper too. Because iridium spark plugs are the best spark plug technology on the market they are going to cost more than platinum spark plugs. This silver or chrome-colored finish on the threads is designed to provide corrosion resistance against moisture and chemicals. Yours appear 100% genuine to me. That is why iridium spark plugs can last the longest. That is one of the reason I buy TT. Brisk’s design provides an unrestricted and more spontaneous spread of the flame front which is achieved by: Retracted ground electrode. However, this doesn’t mean that you should just purchase any type of spark plug for your vehicle. Silver Spark Plugs. Every plug in the Laser Series was designed for an OEM application. 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. For a better experience, please enable JavaScript in your browser before proceeding. In addition, the plugs are perfect for a power-hungry car because the center electrodes are small. As a result, the ignition runs smoothly without any startup issues. 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. Bosch vs NGK vs Denso spark plugs: Should you go iridium, platinum or copper? 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. It may not display this or other websites correctly. On the other hand, they are also a better option than platinum plugs in terms of consistency and longevity. Your choice comes down to whether you care more about quality or price. 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. Denso makes plugs in the US (at least for the US aftermarket) not sure about other global markets. 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. This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register. Iridium – The pinnacle of spark plug tech. 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