The differences were subtle, but quantifiable. Denso’s patented iridium alloy has the highest iridium concentration, making it more durable and producing a dramatic improvement in spark plug life. A 360-degree laser welding process that could be used to manufacture the twin-tip spark plug with the world’s smallest diameter center electrode and anti-fouling characteristics. Iridium is the most corrosion-resistant metal known on earth, and Rhodium is inert against corrosion and most aggressive chemicals (which means its nearly corrosion-proof). An explanation of how to decipher DENSO spark plug models. NGK Laser Iridiums went in. It produces stable, high response under various operating conditions. That’s pretty heady stuff to think about when you’re researching, recommending or buying a spark plug but the key thing to remember here is that the DENSO Iridium TT Spark Plug delivers the horsepower, torque, fuel economy, and lifespan that can’t be matched by any other spark plug on the planet. Denso 5304 IK20 Iridium Power Spark Plug SKU #IK20. Order by 12pm PST M-F for same day shipping. Denso Iridium Power Plugs. $6.95. Tried and trusted by performance enthusiasts worldwide. For those always asking about tiny Computers, Remanufactured alternator brush alignment. Your email address will not be published. IRIDIUM POWER increases your car’s acceleration and fuel efficiency with stable ignitability. Iridium TT feature the world’s smallest 0.4mm iridium center electrode and 0.7mm needle tip ground electrode, which minimize spark interference and maximize ignitability, resulting in better power, torque and fuel economy. I’m writing this blog today to tell you about one of DENSO’s new innovations, the Iridium TT Spark plug. For the smallest centre electrode diameter, increasing power and performance. The NGK laser Iridium is miles ahead of both the Iridium IX and the Denso iridium power. My only concern is with special OEM NGK Plugs like when there's an A suffix, or a P prefix (projected electrode). The Denso Iridium Power spark plug (this IK20L) is designed to improve performance and features the smallest diameter center electrode (0.4mm). iridium center electrode is IRIDIUM POWER unmatched by other plugs. IRIDIUM POWER increases your car’s acceleration and fuel efficiency with stable ignitability. sometimes the science doesnt align with what we see in the real world. I've had great results with both NGKs and Densos over the years. But wait, that’s not all. I also like the Denso oil and air filters - they seem to be a good quality part. All of that is important because it creates spark growth, minimizes misfires, and significantly improves combustion…performance. I tried iridium plugs once, the ones with the thin electrode. With a 0.4 mm diameter iridium alloy center electrode and a special ground electrode, IRIDIUM POWER has excellent and unprecedented spark performance. This is Denso's 'basic' performance Iridium spark plug range. My only concern is … You are using an out of date browser. Iridium on the center electrode, a platinum tip on the ground electrode, supposed to last 100,000 miles. 35k is not many miles for an Iridium plug. ITEM #DEN5304. NGK Iridium IX are designed to be a standard replacement that lasts many times longer than platinum while over more consistent performance over the life of the spark plug, and with less maintenance. 2 of them were missing the top tip. Featuring the world's thinnest Iridium center electrode at 0.4mm and 0.7mm Platinum fine wire ground, Twin-Tip technology enables larger spark concentration, resulting in more complete combustion and greater fuel economy. fine center electode, there is more power compared to 0.8mm and 2.5 mm dia. NGK Iridium IX vs Denso Iridium Power. By greatly minimizing electrode wear, DENSO improved mileage and extended the plug’s useful life. Modern engines are often equipped with high-performance spark plugs, so the difference is not as large. It’s a wise choice. Once the alloy was made, DENSO’s scientists created another proprietary technology. The summary for Laser specifies a platinum disc on the ground electrode, where IX only mentions the iridium center. Denso have taken … If you’re one of those drivers or ‘Car Guys’ (the affectionate term used for both male and female auto enthusiasts) who know that true performance is more than just speed, then you know there are lots of things to consider when trying to get the best performance out of any engine. Nickel Plugs feature two flat surfaces, which block the ability of the ignition spark to grow. By doing 3 pulls on the same closed road, the same day, out of each spark plugs set (each were brand new), the performance with Denso was actually better. I shoulda used them in the '98 Accord 4 banger I just serviced... Denso 5304 IK20 Iridium Power Spark Plug. Designed for durability under the most extreme conditions, Features; Lineup; Specifications; For long distance and heavy-use drivers. Engineered with a 0.4Mm diameter iridium centre electrode and a 0.7Mm platinum-tipped ground electrode; the iridium tt delivers more complete combustion giving you superior fuel economy and increased power. Replaced original Denso TTs in my 4 cylinder Camry at 112k. Denso – Iridium TT Spark Plug – Spark Plug Profile. These are 4701's for Honda J series engine (Odyssey) FYI. This design delivers less obstruction between the ground and electrode to offer an Omni-directional spark, which is a fancy way of saying it produces a larger explosion inside the combustion chamber. Iridium Power; Iridium Racing; Iridium Tough; Iridium TT; Nickel Standard; Nickel TT; Platinum TT; ... About Iridium TT: 1. Denso’s patented iridium alloy has the highest iridium concentration, making it more durable and producing a dramatic improvement in spark plug life. Simple – iridium is harder than platinum as a material, which makes it more resilient to wear and tear. Delayed Shipping. Find your automotive parts E-Catalogue. Pretty cool right? Specification. Generally, electrodes that project into the combustion chamber have better ignitability and … I favour Denso Iridium Power instead of NGK Iridium because 0.4mm tip on the Denso. The new Denso Iridium TT spark plug, with its unique Twin Tip Technology and patented design, delivers far less obstruction to the spark than standard plugs, allowing an omni-directional expansion of the ignition flame. You must log in or register to reply here. With a 0.4 mm diameter iridium alloy center electrode and a special ground electrode, IRIDIUM POWER has excellent and unprecedented spark performance. Through the use of special spark plug making magic, DENSO has combined Iridium and Rhodium to create a plug that is super resistant to corrosion and corrosive chemicals like gasoline. Composed of both iridium and platinum: 4. That’s pretty heady stuff to think about when you’re researching, recommending or buying a spark plug but the key thing to remember here is that the DENSO Iridium TT Spark Plug delivers the horsepower, torque, fuel economy, and lifespan that can’t be matched by any other spark plug on the planet. How Twin Tip Works: Iridium Plug . This center electrode is, at the time of this writing, the smallest in the world! The iridium power ensures ignitability, improved acceleration (which limits misfires), and improved output with a combination of high ignitability and low voltage requirements. Cross shopped these with the Denso Iridium Long-life (SKJ20DR-M11) and NGK Laser Iridium (1ZFR6K11) spark plugs for a 2004 Honda CR-V. DENSO’s iridium TT plugs are designed for long distance and heavy-use drivers who care about mileage and performance. Basically, the Laser plugs are replacements for the stock 100,000 mile plugs. Denso Iridium Power series has an iridium center electrode with a traditional nickel ground electrode construction. Most superior in the TT range: 3. Pulled my current plugs with about 35K on them and they are still flawless... My car calls for NGK laser iridiums and I know people like to stick with OEM but I highly recommend Denso TT's for $5 a plug. Therefore, the ground electrode will wear out first. Required fields are marked *. Denso's Iridium TT Series is Denso's latest addition to revolutionary Twin-Tip technology. It’s a new spark plug created with a number of proprietary technologies that deliver the right combination of fuel efficiency, quicker starts, smoother idling, and faster acceleration. Growth, minimizes misfires, and significantly improves combustion…performance have broken through spark... Denso oil and air filters - they seem to be able to tell you about one of ’! They seem to be a good quality part last as long be overlooked is the difference is not as.! 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