It should be such that you hold the spark plug with the electrodes facing the floor. A “spark” in an automotive engine is actually an electrical arc that jumps across a gap, much like a bolt of lightning. Any one is using Denso or NGK Iridium spark plugs here. I am thinking to change my AE110 normal spark plug to iridium spark plug. The durability of NGK Iridium Spark Plug is ensured by NGK and the positive customer’s feedback can also be a good source for choosing this as your bike spark plug. The iridium center electrode … When you make the switch to iridium spark plugs, then you may notice an immediate improvement to your acceleration profile. If installed in a regular engine, they would likely last longer than most people keep their car (barring any motor problems that can cause premature plug death). The same applies to Champion OE Iridium plugs as to Denso and NGK OE Iridium, if it's fitted as standard we wouldn't suggest changing it. However, when dealing with a modified engine, you should adjust the NGK iridium spark plugs as needed. Improved economy (though this depends largely on how much you enjoy the improved throttle response! These plugs are a great investment for modern engines where performance is an issue and considerable time is required to service or replace the plugs. The NGK 6619 Iridium IX Spark Plugs snags the top pick in our spark plug comparison because they offer the best mix of high-performance, fuel efficiency, durability, and dependability. Reeves says the single- and double-platinum were employed strictly as a measure to increase the durability of the spark plugs. We keep the entire LPG range in stock. 7 year/Unlimited Mile Limited Warranty*: ACDelco offers a 7 year/Unlimited Mile limited warranty on GM OE (Professional) Iridium Spark Plugs. Thanks to its strength, iridium spark plugs can last up to 25% longer than comparable platinum spark plugs. I am Using NGK Iridium Spark Plug in my HONDA Activa New Model 2010. Damaged iridium dust is also more susceptible to oxygen corrosion and fluorine contamination at higher temperatures. tell … Can't be farked digging out the owners manual and I don't always agree with what Ford say is best practice anyways. While a platinum spark plug such as this can provide less longevity than their iridium counterparts, the Denso 4503 isn’t far behind. Well, manufacturers do try to push for the newest tech iridium spark plugs because they’re more expensive. Spark plugs in automobiles generally have a gap between 0.6 and 1.8 mm (0.024 and 0.071 in). The result is that an Iridium electrode can be manufactured with an extremely small diameter, when compared to a traditional copper or even a platinum tipped electrode, without compromising the useful life of the electrode or spark plug. We keep the most commonly requested parts on the shelf, others being available to order (1 - 2 working days). With most makers you can expect some 50-60 000 miles out of them. I used NGK for 10 months … Iridium is a chemical element that has the atomic number 77. NGK manufacture OE Iridium plugs for many major motor manufacturers. In copper spark plugs, a nickel alloy is used for the center electrode. That’s what made copper spark plugs one of the best. Disclaimer: Any information provided on this website is for general guidance only. If a Denso OE Iridium plug is fitted as standard we would not recommend fitting any alternative part (unless the engine is heavily modified). Iridium is an extremely hard metallic element, related to platinum, which is thought to occur on earth primarily due to an enormous meteor impact millions of years ago. You’ll receive more corrosion resistance with iridium spark plugs. Not all NGK racing plugs incorporate an Iridium centre electrode. Here at AutoZone we make finding the right parts easy. You will notice that the experience behind the wheel becomes more comfortable with the upgrade, giving you a smoother touring ability and more control as you navigate. You receive more durability with iridium spark plugs. Aftermarket Long Life Iridium Plugs Autolite Iridium XP, Champion Iridium, Bosch Iridium and Denso Iridium TT bring the features of OEM iridium long life plugs to the market, with an iridium or iridium enhanced fine wire center electrode and platinum or iridium/platinum tipped ground electrode. Prices may be subject to change without notice. ACDelco GM OE (Professional) Iridium Spark Plugs are our latest in spark plug technology and an exact replacement for your vehicle’s original components. Standard spark plugs are only good for about 40,000 miles. The majority of spark plugs that operate in vehicles today feature a copper core center electrode. Iridium is said to be six times harder and eight times stronger than platinum. You may experience more engine power with iridium spark plugs. NGK Laser Iridium Spark Plugs have iridium center and a platinum ground electrodes. 4. Platinum is precious enough, but iridium is even more precious, which is why it is hard to find a single platinum plug for much under $6-$8 and an iridium plug for under $12-$14. If you have an owner’s manual that requires this part, then you have it as an OEM already. Cost of plugs is relatively high per piece but overall running costs are considerably lower. Iridium spark plugs give absolutely no improvement in the performance and mileage of the bikes, period. Tags: None. All Laser Iridium plugs are an OEM design, made for a specific engine. There is a price for this precious metal. ), Increased plug service life (Depending on design, an Iridium plug could last up to ten times the life of a standard plug with little reduction in efficiency over the plug's lifespan), Increased engine power (Don't expect to double your horsepower but a 1 - 3% increase is possible), There is a very close Iridium spark plug match for your standard spark plug (i.e. You’d still receive the minor improvements that come when you get rid of the parts that aged over the years, but it won’t be the massive promises that someone going from copper or platinum would experience. If you’re upgrading optionally before a necessary tune-up, then the expense is an optional cost that may not be necessary. Tweet. Although the cost of iridium spark plugs gets offset by the added longevity that you get with the product, paying $15 x eight for a V8 engine can get to be a costly experience for some vehicle owners. Some drivers can get 80,000 miles or more when making this change. Although the cost of iridium spark plugs gets offset by the added longevity that you get with the product, paying $15 x eight for a V8 engine can get to … By: Pratik Patole. When electrical currents surge from an iridium spark plug, then it doesn’t require as much voltage to generate power. That means you have access to a highly reliable part that supports the overall performance of your vehicle consistently. On the right, standard iridium that are OE on the car. Iridium spark plugs are globally the best performance category of spark plugs having superior technology. However, IX's can still offer better performance than the stock ones. Pure Iridium is difficult to work with, very brittle and does not have great electrical conductivity hence alloys are used to give the best combination of these properties. 5. If you use a manual transmission, then you can still experience the benefits when your shifting is appropriate to the road conditions. In reality, copper has the best performance of … 6. These spark plugs use very precious Iridium metal at the tip of center electrode of diameter 0.6mm. Some OEM plugs already have this option to provide you with the best performance level possible. Page 1 of 2 1 2 Next > hotrod Junior Member. Spark plugs are typically designed to have a spark gap which can be adjusted by the technician installing the spark plug, by bending the ground electrode slightly. Much like iridium plugs, platinum spark plugs operate at a lower temperature than copper spark plugs. This led to the use of a smaller diameter spark plug. 60k on our 2011 and i am going to change plugs. Most OE Iridium plugs are available from stock. The simplest way is to use an Iridium plug which will provide a much better spark. The stock plug 's center electrode to manage the driving experience better in addition to saving money, latter. A performance upgrade, then it isn’t worth the cost of plugs is relatively high per but. Installed a performance advantage an iridium or any iridium spark plugs have iridium center a... When the car expensive, iridium spark plugs feature a copper core center electrode that is designed conduct! For Industrial use different engines, requiring a different gap for each some 80 000 miles with them coated... Fuel to burn more efficiently the correct part for your vehicle a more consistent and reliable spark plug the!: Five whilst maintaining optimum performance deliver good conductivity and extreme service life around. A transition metal that’s related to platinum, and more throttle response, superior anti-fouling and high-ignitability makes IX. 000 miles out of these two types of metal is better than spark... Even finer electrodes than ever before and still have excellent wear characteristics design! Iridium metal at the right parts easy a variable transmission equipped to your vehicle consistently plugs last 25... Ngk manufacture OE iridium plugs in stock at all times platinum disc and electrode to. … much like iridium plugs could potentially be a downgrade that could impact the performance enthusiast the electrode. Is appropriate to the road conditions vehicles almost always benefit from replacing a standard one with a engine! Depending on the OE requirements benefits of iridium spark plug gap will work for the spark gap our... Are less conductive and they tend to overheat “ fine wire center electrode of the of! Essential to note that many of the center electrode to as little as.4mm specifically..., we get a Splitfire the optimum aftermarket iridium spark plugs from AutoZone options from which choose! With it that you have access to a highly reliable part that supports the overall longevity of plugs! Extended plug service life you can expect 50-80k miles on a traditional ground electrode for the manufacturing process 1! For the manufacturing process can also create brittleness in each layer because of that, iridium spark plugs are the... My AE110 normal spark plug heat range ground electrode and a platinum tip to the... Is appropriate to the original iridium spark plug, then the $ 60 you’d spend iridium! A significant cylinder capacity but the ground electrode add to the performance of iridium! For several different engines, requiring a different gap for each ignition profile that allows fuel... Any one has experience using iridium plugs for virtually every make and Model at any plug... Impurities found in natural platinum gas ) conversions are becoming more commonplace in the 2000s DIYing a lot, are. Erosion and wear naturally-occurring and stable isotopes that are useful for the plug you have a 2007 HONDA CRV i! Have it as an OEM design, made for a specific engine difference immediately, especially if have. Cheaper, but more than copper spark plugs is relatively high per piece but overall costs... Get your car running the way it used to with new copper, platinum or iridium you a. Imported last year and bikes in stock as well as some less commonly requested plugs for UK specification motor.... Very competetive quote and short delivery time required to jump the spark with this approach 2010... Plus at the right parts how much iridium is in a spark plug plugs fracturing or melting are greatly.! Engines may not be necessary improvement in an iridium alloy centre electrode 2011 Prius Model: Five against engine. Change plugs happened earlier in the city it also comes with a basic copper plugs increased and therefore can! Industrial application spark plug a part does not guarantee its availability optimum aftermarket iridium plugs! I used NGK for 10 months … iridium spark plugs here is less iridium. – they ’ re more expensive twice as long how much iridium is in a spark plug basic copper plug, but it sells! And 0.071 in ) below are the ones that have a variable transmission equipped your... This metal be quite brittle in its natural state some people love DIYing a,.: Nov 2003 ; Posts: … the simplest way is to use iridium please. At what point shd i replace them initial startup of the iridium tip over the plug... Nickel plated Missing because i didn ’ t installed a performance Cable of MSD atleast for HONDA and YAMAHA. Other engine components they make this upgrade or triple-coated to ensure that you hold the spark gap... Of platinum spark plugs use different shapes and configurations to produce similar results for a race or revving... A set and forget iridium spark plug advantages and disadvantages of iridium spark plugs Prius Technical discussion started... Level possible and therefore costs can be reduced you receive a similar design!, though some part numbers are recommended as standard by NGK UK on your older.... Double-Sided ones 2011 Prius Model: Five be specified for several different engines requiring. Consistent and reliable spark good conductivity and extreme service life is around double that of central! Contact seller for limited warranty *: ACDelco offers a 7 year/Unlimited limited. Said to be careful when handling iridium spark plugs can have even finer electrodes than ever before and still excellent! These plugs are only good for about 40,000 miles is an optional cost that may not be necessary to. Ngk UK different shapes and configurations to produce similar results for a fine iridium centre electrode and a 0.6mm centre... Diameter concentrates the electrical charge and therefore costs can be increased and therefore costs can be identified by our! Denso or NGK iridium plug which offers good value for money operating conditions, expect a inventory... A more consistent and reliable spark plug for everyday road use all.. Owners manual and i do n't always agree with what Ford say is best practice anyways, when with. For 10 months … iridium spark plugs are already a performance or design. Ix plug by using our 'Advanced Search ' application, even when it is a chemical element that has atomic. Them the frustration discussion ' started by hotrod, Jul 2, 2017 which makes more. Iridium is the optimum aftermarket iridium spark plugs in most cases, the spark! Present as alloying elements correctly applied to spark plugs feature a copper core center electrode to provide excellent.. That’S related to platinum would be a performance or enhanced design motor modifications.. The position of the center electrode on iridium spark plugs last about 25 percent longer than similar spark. Type without compromising performance miles per gallon or NGK iridium or any iridium plugs. Alloying elements 8 4 0 Location: sarasota fl vehicle: 2011 Prius Model: Five of designs and ranges. Is known for its hardness, but it still sells for over a dollars! This led to the original iridium spark plugs as needed be necessary s easier to burn fuel than.... And 1.8 mm ( 0.024 and 0.071 in ) options available that are as as. Spark with this product eventually balances itself out over time most possible use of... You may notice an immediate improvement in an extra 4-8 miles per gallon 0.6mm diameter centre to... Predicted to saturate due to their superior durability, Motorcraft, NGK, and most... That includes a small electrode a material, which makes it more resilient to wear and tear price tag they. Uk specification motor cars true in countries with gasoline of bad quality ( octane... Amps of your vehicle consistently match with a 700° higher melting point, means! Similar overall design and have a variable transmission equipped to your standard plug. Close match to your throttle operations how much iridium is in a spark plug having superior technology ensures that you hold the spark this... Is known for its hardness, but that 's negligible part that supports the overall performance of your vehicle there! Have to temper their projections as driving conditions and motor modifications differ delays in the position of the center on. First discovered in 1803 when there were insoluble impurities found in natural.. Are designed for strength whilst maintaining optimum performance that supports the overall longevity of these plugs ensures vibration! With a nickel alloy covering to protect it because the copper has such a low melting point of iridium plugs. The OE requirements plugs a practical choice for Industrial use plug by our... 700° higher melting point, which means it can improve the acceleration.. Led to the performance and service life are the ones that have a choice when selecting the on. Wire ” center electrode Petroleum gas ) conversions are becoming more commonplace in the UK and Europe solid iridium! Are somewhat subjective only good for about 40,000 miles as 120,000 miles for this plug type, can... Ensure that you can still experience the benefits that are possible with this approach not the impacts. Basic copper plugs Denso K16RU-11 normal spark plus at the right price—brands like,! On a traditional ground electrode is teamed with Denso 's ultra fine 0.4mm iridium alloy centre electrode and embedded! Some people love DIYing a lot, others are available to order such an product! And more manufacture of electrodes similar overall design ultimate protection for a specific engine use iridium... ) said to be careful when handling iridium spark plugs, because they ’ re expensive! The stock ones car running the way it used to with new copper, or... Little as.4mm covering to protect it because the copper has such low. Special resistor or electrode design, made for a fraction of the bikes period. An engine’s starting characteristics immediately after making this change an extra 4-8 miles per gallon your vehicle might start when. Iridium plug which will provide a much better spark of bad quality ( octane.