I put a dab of engine oil on the thread of plugs (since I didn't have high temp anti-seize) and dielectric grease on the coil before putting all of them back again. You’d be lucky to get 20-30 000 miles out of them before you need to replace them. This brings me to another issue, bi-metallic corrosion. Iridium spark plugs feature a fine wire center electrode that is designed to conduct electrical energy better and increase firing efficiency. I've also had the NGK OEM plugs (AC Delco 41-122) and the NGK BRK7IEX iridium plugs and the BRK8Es are by far the best plugs I've had so far. Iridium spark plugs have extremely fine electrodes while retaining excellent wear characteristics. The cover pops off. The AC-Delco website does not have a recommended iridium plug for this engine. Platinum spark plugs run at a higher temperature. Sure, they’re way cheaper…But do you really want to tinker around with spark plugs thrice as much compared to iridium or platinum ones? I wouldn't be surprised if it does even longer. We offer a full line of ACDelco GM Original Equipment and Gold (Professional) spark plug products. Spark plugs are one thing you always want to replace with the OEM ones. Got bored so I pulled all 4 again and measured the gap. If you want to use spark plugs in your vehicle which will last for the longest time, then you’ll want to use iridium spark plugs. This has caused some confusion as to why. In a well maintained car, some spark plugs will last from 3 to 7 years. If they’re within .002 and you don’t have the gapping pliers (few people do but they’re inexpensive) then I would leave them alone due to the cost of Iridium plugs. Hi, so I recently recieved my acdelco professional 41-110 spark plugs from amazon today as well as my round gapping tool. It is estimated that iridium spark plugs will last for at least 60,000 miles. Well, standard copper plugs are said to last anywhere from 10,000 to 20,000 miles (16,093 to 32,187 kilometers), while more expensive iridium or platinum spark plugs can last 60,000 miles (96,561 kilometers) or more [source: Spark plugs UK]. Right on, I was just curious if they were coming from the factory spec'd correctly. Before installing new spark plugs, use a gap guide to make sure your new spark plugs have the correct gap. These OEM style plugs typically have special features designed for a specific engine and last 80-120k miles. VerticalScope Inc., 111 Peter Street, Suite 901, Toronto, Ontario, M5V 2H1, Canada. The gap has widened and it’s not producing as hot a spark. When I checked mine, the gap had already shrunk from .044 to .036 ~ .038 by about 20k miles. I keep cars forever so went with these 41-110 iridium plugs. JavaScript is disabled. Conventional spark plugs need to be replaced every 30,000-50,000 miles. Nearly all NGK spark plugs, including precious metal iridium and platinum plugs, have a copper core to increase the electrode durability. ACDelco Professional Iridium Spark Plugs are the high quality replacement ideal for many vehicles on the road today. The Rapidfire # for the 5.7L is #14 though the rockauto website says it can use both the #12 and #14. I will probably just go back with the Rapidfire in the 5.7L since I have not had any issues running this plug. Professional™ Iridium Spark Plug by ACDelco®. The plugs should be changed at intervals of between 30,000 and 50,000 miles. Morimoto 4300K HIDs in MH1 retro'd by Under_Flip, LED interior lights, K-badges, Koup-R Strut bar, Solo Performance Catback(Long Mach QRRez), AEM Dryflow (Koup-R filter), UR Sway and rear lower bars and Tints. I would not want to wait 100k (6+ years) before trying to get those out. I can't detect any idling issues, and the acceleration still feels about the same. Effective on parts purchased April 1, 2018 and later to the original retail purchaser. (the mom's mini-van has had the Denso's for 76,000 miles, I examined 2 of the plugs, they had some minor spooning on the ground electrode, I put them back in and will likely change them in another 5,000 miles). Never attempt to gap an ACDelco Iridium Spark Plug. They are our latest in spark plug technology and an exact replacement for your vehicleâ€s original components. Question: How long do you keep the stock spark plug? Under … I wouldn't be surprised if it does even longer. The plugs are also designed to survive hotter combustion temps. The improved throttle response, superior anti-fouling and high-ignitability makes Iridium IX ® ideal for the performance enthusiast. These plugs are super long-life. Thanks for sharing. NOTE: ACDelco Professional Iridium Spark Plugs are pre-gapped during manufacturing. ACDelco Professional Iridium Spark Plugs are a high quality replacement for many vehicles on the road today. NOTE: ACDelco Iridium Spark Plugs are pre-gapped during manufacturing. Ive seen kia's with over 100k on original plugs and still look decent. They are the latest in spark plug technology and an exact replacement for your vehicle’s original components. I have a 2011 koup. Both Denso iridium racing plug and some NGK Iridium racing plugs have iridium center and a platinum ground electrodes. Never attempt to gap an ACDelco Professional Iridium Spark Plug. Spark plug gap wont shrink if it is wore out, it will get bigger, and all denso and NGK plugs have antiseize on them already. The design also makes the spark hotter and will resist blow out. Was the gap within spec when you pulled them? Parts only; installation not included. During routine maintenance, you should change the oil filters, engine oil, fuel filters, but you should also check the condition of your spark plugs. • Before installing new spark plugs, use a gap guide to make sure your new spark plugs have the correct gap. Now, Iv never gapped or changed plugs before, thought id save some money and try it out myself. Learn how this metal improves performance and helps this plug last longer than conventional spark plugs.http://www.acdelco.com/auto-parts/spark-plugs.html - Learn more about Spark Plugs http://www.acdelco.com/auto-parts-store-locator.html - Locate a Parts Retail Store http://www.acdelco.com/auto-repair-service-center-locator.html - Find a Professional Service Center NGK Iridium OR Ac Delco Iridium Spark Plugs.. ... NGK copper Plugs are 30.07 for your car (including the 10.95 handling fee) but will not last as long, you should get 25,000 miles out of them though, so as a college student, I would seriously consider getting them. Copper spark plugs die out way faster than the other two types. * To the original retail purchaser. How long spark plugs last depends on the brand of spark plug and the condition of the car. 7 year/Unlimited Mile Limited Warranty*: ACDelco offers a 7 year/Unlimited Mile limited warranty on GM OE (Professional) Iridium Spark Plugs. Is that what comes installed from the factory? The Denso? Iridium is harder than platinum, and in most cases, iridium spark plugs last about 25 percent longer than comparable platinum spark plugs. Have your $tealership strip the aluminum head and cover it on their dime! The gaps will begin to close because of build up before then. You could damage the spark plug. Engineered to stringent OE specifications, it is sure to fit and function the same or even better than the part your vehicle was manufactured with. 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. I do believe that the Iridium plugs are rated for 100k, but check at 60, 80, and 90 to be safe. Special nickel alloys, platinum, and iridium electrodes, along with copper cores are all used to enhance durability – durability meaning how long a spark plug will last before it needs to be replaced. Rated for at least 160,000KM or 100,000Mi. Step up to the latest spark plug technology with ACDelco's Professional Iridium Spark Plugs. Which copper plugs did you try. Sounds like we are good to go for quite a while. Whether you are choosing from our iridium, double-platinum, RAPIDFIRE ™ single-platinum, conventional, glow plug, marine, or outdoor power equipment lines, each is backed by GM. Iridium composition has the highest melting point and strength of all metals. 2010 Forte SX Sedan. Most copper plugs need to be changed every 20,000 miles or so. I just wanted to check because I noticed the idle was just a little rough. level 2 Designed to last over 160,000kms * in most applications ACDelco Iridium Plugs are the ideal replacement for today's top-performing vehicles. So do they install denso or ngk plugs in the factory? You’ll find a host of different types on the market, from dual and quad tips to iridium tips and many more. A pair of spark plug gapping pliers is by far the safest way to gap plugs, no matter if they’re Iridium, Platinum, or copper core. These plugs are super long-life. You could damage the spark plug. Also, there are two electrodes (core and ground) on these Denso plugs. Iridium’s extremely high melting point is perfectly suited to today’s high-temperature engines, delivering outstanding acceleration, fuel efficiency and durability. I think I am gonna leave them in there for a while until I can detect any issues with idling or mpg. Platinum and iridium plugs can often go for twice that before they require changing, but the overall performance will not be as good and you may have to deal with overheating of the plugs. If you want to restore the original performance of your vehicle's ignition system, this product is what you need. Iridium plugs are usually the most durable and can last up to 100,000 miles. If you're going to go that route then don't ever touch them. From what I can tell researching this, it is because the platinums aren't as expensive to make, and they don't expect older vechicles to last another 100K miles that the 41-110 is rated for. With a copper core and double platinum pads on the center electrode, these plugs are designed to deliver long-lasting performance. However, they’ve been known to go up to 80,000 miles, or even 120,000 miles, depending on the vehicle. Iridium IX ®. Platinum spark plugs are an excellent choice because they are made with a strong, hardy material that can last up to a whopping 100,000 miles. Forte Forums are where you can talk about the latest Kia sedans including the Kia Forte5 and Kia Forte Koup. Thanks to its strength, iridium spark plugs can last up to 25% longer than comparable platinum spark plugs. This means you won’t have to worry about switching out your spark plugs for a long time, depending on how often you’re driving your vehicle. ACDelco Professional Double Platinum Spark Plugs are premium ACDelco Professional Double Platinum Spark Plugs are premium aftermarket plugs, and are a high quality replacement for many vehicles on the road today. For a better experience, please enable JavaScript in your browser before proceeding. ACDelco Professional Iridium Spark Plugs contain iridium, which has the highest melting point and strength of all metals used in spark plugs today. Long-life (iridium- or platinum-tipped) spark plugs need to be changed between 60,000 and 150,000 miles, depending on the vehicle. I've had good experience (other than longevity) with the NGK vPower BRK7E and I just finished my first full day with the NGK BRK8E plugs. But that doesn’t mean it’s efficient during its whole life. Conventional copper core plugs should be changed at 8000 miles but I have pout it off until 12000 miles. Dear Neto, I have a 2007 Honda CRV which I imported last year. Contact seller for limited warranty part … Some high-end iridium plugs are advertised to go more than 120,000 miles (193,121 kilometers), but there's no actual guarantee they'll be able to achieve this … The ugly truth is that a 100,000 mile plug that has 80,000 miles on it is 80% used up! Iridiumtipped plugs are supposed to last twices as long and should never be cleaned. As far as I can tell via my log book, the mpg has been the same. Because iridium is costly, iridium spark plug manufacturers reduce the diameter of the center electrode to as little as .4mm. Technically speaking, a spark plug can last 100,000 miles. Rated for at least 160,000KM or 100,000Mi. As the spark plug fires, minute amounts of the electrode evaporate. Can't. They should last for 100k no problem. Personally, I believe the 100k interval for spark plugs is a bit much. I am going to keep the plugs in as is for 10K at least and then check again. They use an unconventional design that resists fouling and improves sparking under high compression. It says that these are supposed to come pre gapped but i checked all of them and not one of them were at .040 and they were all at random gaps. Spark plugs have advanced quite a bit from what they were a few decades back. They are all in spec and the tips are fine without any fouling. 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