A platinum disc is melted on the tip, which makes the plugs resistant to deposits. Unread post 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 constantly encounter problems … On the right, standard iridium that are OE on the car. Perhaps the only part of a motorcycle that is taken for granted more than tires are the spark plugs. The wires connected to the spark plugs could also be damaged, causing the incorrect current to flow. Iridium spark plugs are the best sparks plugs till date. That could adversely affect the performance of the vehicle. Copper spark plugs die out way faster than the other two types. The trend is slowly moving towards greater use of iridium spark … Unread post Plus the obvious increase in plug life with platinum plugs. Thanks to its strength, iridium spark plugs can last up to 25% longer than comparable platinum spark plugs. The stock Harley Davidson plugs are a bit cheaper than the aftermarket NGK Iridium plugs or other aftermarket spark plug brands. Gap is the same, form factor too. Iridium spark plugs last longer than normal (copper) plugs. From what I understand of the ignition system the only real benefit that you're going to see from changing to them on a stock street bike is that the electrode itself will last longer without wearing down. If you are unsure, refer to your service manual to find the correct spark plug specifications for your engine. That was what you did then (and 10k was a lot more than 6k after all). by hakx » Sat Mar 12, 2011 5:18 pm, #7 So tomorrow is anyone selling you spark plugs say to you to prefer the Iridium spark plugs because they are better, last longer and give your better performance and mileage out of your bikes, it is better to simply walk out of there because that is nothing but a selling pitch. #1 Also been driving drifting for the last 6 years. Iridium Spark Plug ZFR7FIX. Iridium is far harder than copper and this allows the spark plug manufacturers to create a plug with a sharper ‘tip’ which better focuses the spark around the centre … NGK Iridium Spark Plug. 542 Posts . I went from standard copper plugs to platinum plugs on my bike and noticed that it became easier to start and ran a bit smoother. Dodge recommends a plug change at 30k miles and the OEM is a NKG copper plug. Or is it just best to stick with good ol copper plugs on an all stock car? You can learn more in-depth symptoms of bad spark plugs here. Platinum spark plugs are certainly more durable than copper spark plugs. Maybe get back to you if I can remember to. Relevance. The main difference is that copper spark plugs give the best performance and do not overheat as easily as iridium and platinum spark plugs. NGK iridium spark plugs. Iridium spark plugs are the best plugs because of their durability but are more expensive than platinum and copper spark plugs. The manual calls for NGK CR9EK plugs which are multi-ground plugs. Copper is one of the best conductors of electricity, and for that reason, copper plugs do … Almost all plugs these days are extended tip and exceed our “stone knives and bear skins”. This means if durability is a quality that you’re looking for the most, then you won’t get it from platinum spark plugs. We are talking Champion and Delco and Autolite, all-American plugs that lasted maybe 6000 miles before performance drop off, very common in the days of the 6k tune up interval for ANY stone ax era points-fired car. All it does is allow another path for the spark to follow if one path carbon's up or the gap increases too much. Just replace your plugs at the manufacturers recommended interval and you will be good. Discussion Starter • #1 • Sep 16, 2018. Do I need a 16 mm or should I keep trying with the 5/8? Then I got my 1970’s UJM (Universal Japanese Motorcycle) and found a more modern type that worked really well, like the Nippon Denso U-groves. So what does the spark plug temperature rating actually mean then? If you are looking for spark plugs that last longer, iridium plugs are the best choice. Iridium spark plugs give absolutely no improvement in the performance and mileage of the bikes, period. At least I do. Some coatings can be brittle. In addition, it needs a lot of voltage so that the current can flow. Iridium is harder and more durable than copper or platinum, but more expensive. [url=http://www.flickr.com/photos/jonnythan/sets/]Flickr.[/url]. 5 Answers. These spark plugs have a small center electrode which requires less voltage to generate a spark. The center electrode’s precious-metal material does not contribute to the heat range, nor is it a factor with regard to pre-ignition. tapos nagiiba lang sa tip which is iridium ang ginagamit sa iridium sp.. Di raw kasi kaya ng copper ang masyadong mataas ng heat.. pero performance wise in terms of conductivity, very good conductor ang copper… 330 Million Readers. Hey, I think I just bought the same iridium sparks from AutoZone and they sold me a 5/8 inch socket to get them changed out with. Gold Member 3 Posts Finland. My modern cars have all OEM specced for Platinum and Iridium’s. Since the fuel in the combustion chambers does not ignite completely, you will notice a decrease in gas mileage. During routine maintenance, you should change the oil filters, engine oil, fuel filters, but you should also check the condition of your spark plugs. Well it is all to do with how well the spark plug dissipates heat from its tip (which is obviously in the middle of the combustion process) through to the cylinder head. The Iridium’s are definitely better of the two, but vs old-school copper… don’t know. by BuzZz » Fri Sep 07, 2007 12:54 am, #6 Iridium vs. platinum vs. copper spark plugs? Depending on application, iridium plugs can even approach the lifespan of some platinum ones. In dedicated race cars resistor-less copper plugs are used. They last a LOT longer than your standard copper or nickel plug. On bikes that it's easy to change plugs, like say a Harley, platinum is just money down the drain. The trend is slowly moving towards greater use of iridium spark plugs. Some copper spark plugs use different shapes and configurations to produce similar results for a fraction of the cost. This spark in the exhaust stroke cylinder is often wasted. 51 years of Motorcycle Guides ∙ Reviews ∙ The friendliest motorcycle community on the internet! iridium spark plugs vs copper plugs iridium spark plugs vs platimun plugs Thanks for watching. Spark plugs are indispensable for generating the necessary ignition spark to ignite the fuel and air mixture. This has led to manufacturers making plugs from all three of these materials. Long-lasting: can be used for up to 100,000 miles. Older cars still use copper spark plugs because their electrical requirements are not very high. If your plugs are worn out, you will find that you need to turn on the ignition several times before the engine starts. While copper is a good conductor of heat, the plugs wear quickly and must be replaced every 20,000 miles. To ignite the fuel-air mixture, the combustion chambers need a charge provided by the spark plugs. Unread post But as a general rule of thumb, all spark plugs utilize a copper core. No problem, it will work. Di ba normally copper naman ang core ng lahat ng SP? Are iridium plugs really worth the cost? Of course I'm generalizing from a single example here, but everyone does that. Platinum and Iridium plugs perform at a lower level than copper spark plugs, because they are less conductive and they tend to overheat. This can be an advantage in certain situations. So, spark plug replacement time for the Mazda (2.3 engine). 4. A worn plug will not send the required charge to the combustion chambers. So i thought the problem could be in spark plug since i assume it has never changed. One of them is copper and looks like secure option. by jonnythan » Wed Sep 05, 2007 9:26 am, #3 Hot vs. cold plugs. This means that it needs less current to produce a spark. The U-grove plugs are still the best for my ancient 1978 Yamaha XS-650SE motorcycle (which I discovered a ways back are a copper core design). Finance avail. Copper-tipped spark plugs are the most common and standard form of the spark plug. 21 Years. Reeves emphasized that the heat range rating of a copper-core spark plug and an iridium plug will be the same and that it is the tip (overall) length of the center ceramic that determines any plug’s actual heat range. Above I discover they might be a better choice for us old wrenchers who care about every mile being “righteous” and love to get our hands dirty blacksmithing our rides. Spark plugs are essential components for generating the spark required to ignite the air-fuel mixture in the combustion chamber. This means that no charge is generated for combustion. The platinum plugs last longer than the copper plugs, but not as long as the iridium plugs. Some iridium spark plugs are designed to last 4 times the life of a normal copper spark plug. However, depending on the type of your plugs – platinum, copper or iridium – you may be forced to change them earlier. When you start having problems with engine misfiring, the culprit is often defective spark plugs. Many car manufacturers are now using iridium spark plugs in their vehicles, so it’s important to stick with iridium when replacing the plugs rather than downgrading to platinum or copper/nickel. My modern rides will give them a trial vs their OEM spec. Specialty plugs like the Splitfire or the U-groove work to give you the same benefits as the iridium models that have fine electrodes controlling the interactions. You’ll have to go with the iridium instead. Toyota GT86 VS Subaru BRZ - Differences & Information, How to Calculate the Lease Payments on your New Car, How to Remove Freeze Plugs/Core Plugs at Home, Oil On Spark Plugs – Causes & How to fix it, Spark Plugs Symptoms, Function & Replacement Cost, 4L60E vs 4L80E Differences: Swap & Information. Your factory ignition system is not multi-strike. That’s where this Motorcycle Spark Plug Buyer’s Guide comes in, so keep reading! This leads to an increase in exhaust fumes and reduced mileage. Some plugs include a coating or pad of precious metals to extend plug life. Better connection if you have the recommended connector of course, but sometimes got to use what ya got, eh? Iridium spark plugs. If you are looking for spark plugs that last longer, iridium plugs are the best choice. When searching for the right spark plug, you must take into account its conductivity. Thanks a bundle. In this case, the slow acceleration could be due to a defective sensor. The NGK website also says that the NGK CR9EIX Iridium plugs can be used on my bike. Iridium and platinum plugs are chosen for their longevity only. This eliminates the probability of a wasted spark. Platinum has good longevity and the worst performance. In addition, the plugs are perfect for a power-hungry car because the center electrodes are small. If you have any lower grade of spark plug in your bike like Copper or Platinum or double platinum. This means that it needs less current to produce a spark. by Wrider » Sun Mar 13, 2011 3:45 am, #8 In fact, the iridium electrode is 25% smaller than even a platinum electrode. This may sound stupid, but can I use a paperclip & jumper wire to check my OBD1? Your mechanic can identify the exact cause of the problem. However, they’re not as durable as iridium spark plugs so having to change your spark plugs may be needed sooner. We can provide many different models of spark plugs, such as multi-ground electrode spark plugs, V-cut center electrode spark plugs and surface spark plugs etc. Iridium can be hard when it is correctly applied to spark plugs. Thank you for that Magnus. by shampoo » Sat Jan 23, 2016 12:24 pm, #9 Iridium spark plugs feature a fine wire center electrode that is designed to conduct electrical energy better and increase firing efficiency. Home » General » Copper vs Iridium vs Platinum Spark Plugs – Differences & Information, In General by Magnus Sellén3 October, 20204 Comments. If the spark plugs are defective, the gap between the side and center electrode is often too large or too small. You may also have problems with your alternator. Showing 24 of 303 items. A standard spark plug typically uses a nickel-alloy outer material fused to a copper core. What will happen if you do not replace the spark plugs? (92 mercedes 400se-38 pin). In this case, you do not necessarily have to buy new plugs. The plugs should be changed at intervals of between 30,000 and 50,000 miles. Favorite Answer. by BuzZz » Wed Sep 05, 2007 9:25 pm, #4 Unresolved Threads = Resolved threads Page 1. A regular spark plug uses a copper central electrode whereas an iridium spark plug uses, you guessed it, iridium. You still only get one spark per firing event, unless you are running a multi-strike ignition system. I put Bosch double Iridium plugs in about a year ago. Other one is Laser Iridium Spark Plug which looks like hi-tech. by bandit600 » Wed Sep 05, 2007 9:13 am, #2 Hello I’m Magnus, the owner and the writer of this website. Thank you Magnus, I would like your recommendation on spark plugs for a 2001 BMW 740il. What about platinum plugs? We are owned and operated by, Copper vs Iridium vs Platinum Spark Plugs – Differences & Information. That is probably due … Iridium vs copper on E85 and other plug stuff General Tuning Discussion. Unread post Unread post A lot of guys I know saw similar benefits switching up from the NGK OEM copper plug to the NGK iridium plug. Platinum spark plugs have a long service life, but low power. Never tried them in new cars. I have been working with cars since I was 16 and I’m specialized with in-depth Automotive diagnostics. jannek Janne Kotka. Thanks much. Clogged fuel injectors or dirty air filters can also cause slow acceleration. Plugs need an electric current to produce a spark for ignition. Iridium plugs are highest in cost, and typically feature "fine wire" centers designed to conduct electrical energy better. Iridium spark plugs have extremely fine electrodes while retaining excellent wear characteristics. In addition to the normal platinum spark plugs we also have the double platinum spark plugs. Unread post Iridium spark plugs are highly superior to double platinum spark plugs and cannot compare to the copper ones. overall design is very similar) The standard spark plug you are replacing is a basic copper plug (the Iridium plug will then be a more significant upgrade) The engine has a large cylinder capacity and a large number of cylinders; Least benefit will be realized if: 3641 Views. Unread post The copper core does transfer a significant amount of heat. From that experience I switched and have enjoyed using them in all my old machines, even lawn mowers, for decades. For a very long time, only copper spark plugs were available. The configuration of KGV spark plug complies with ISO standards. It is better to switch on to Iridium spark plugs. Is is better t stick with the OEM copper plugs in my 2010 Dodge Ram 1500 (5.7 V8) or go with a platinum or possibly iridium plug? Iridium spark plugs are more durable than any other spark plugs because they are more erosion resistant than even platinum spark plugs. I've heard conflicting stories, anything from non-OEM plugs causing problems with mis-firing to putting in longer life plugs and having the plug seize in the block. Anything else is just a, "oh I think it feels better," kind of thing. Unread post The highest melting point of the three plugs. A well functioning engine should come to life the moment you turn on the ignition key. I agree with Sev about any performance gains from a spark plug alone. In an engine, a mixture of vaporized fuel and air is drawn into the cylinder by the piston on the down stroke, and on the up stroke, it is compressed. Plugs have a fast cooling rate that boosts performance. They were so-so, though when the Champion extended tip “Y” series appeared, as in J12Y for my old 60’s Pontiac, they seemed to make a real difference, putting the spark closer to the center of the chamber a few MM and I noted better gas mileage… 5-10% on my delivery routes. This is done by means of an electric current that is conducted to the plugs. Electrical current is passed through the spark plug body and a spark is created between the gap between the middle and side electrodes. Choosing one of these materials can be confusing if you are not an expert. Platinum spark plugs have a long service life and eliminate the probability of a waste charge. Spark Plugs 101. I’ve often used a paperclip for a jumper. Iridium Vs Platinum Spark Plugs – What Type Should You Go With? Was £19.92 INC VAT. Iridium spark plugs are the most expensive and have a long lifetime and a pretty good performance. ;^D, Mechanicbase is a blog created for all car and automotive lovers. Iridium is harder and more durable than copper or platinum, but more expensive. The heart of the spark plugs is the side and center electrodes. Iridium/Platinum plugs are simply for erosion purposes. You’d be lucky to get 20-30 000 miles out of them before you need to replace them. Lv 7. It fits the new ones but I'm having the hardest time getting the old ones out. That’s what made copper spark plugs one of the best. These advantages are reflected in the higher price tag. At one point in time, the electrodes were made of copper, which was later converted into platinum or iridium. Answer Save. Nothing comes close for solid performance and cold start ease and I didn’t mind swapping them every 10-12k. by brajon » Fri Aug 10, 2018 1:19 am, Powered by phpBB® Forum Software © phpBB Limited. Naughtums. But when will you know that your plugs have outlived their useful purpose? Go to End / Reply / Author. Discuss all things tuning in this section. Adjustable vs. fixed gap. In such cases, your platinum spark plugs will ignite twice: once in the exhaust stroke cylinder and again in the compression stroke cylinder. Provided both plugs are operating correctly, your plug design would have to be pretty messed up to affect combustion negatively. In ancient times we used steel tipped spark plugs, a fact you do not mention (at least we always called them such). They feature a fine wire center electrode that is designed to conduct electric energy much better and increase firing efficiency. Consider using our AMAZON AFFILIATE LINK to purchase NGK Iridium Spark Plugs for your motorcycle if you find this free blog and podcast useful. Save 44 % £11.21 INC VAT £9.34 EX VAT. The metal in a spark plug has a single purpose: to channel the electrical energy through the spark plug. on baskets over £250 . Iridium has good longevity and a performance that is decent, which is why iridium plugs … In copper spark plugs, a nickel alloy is used for the center electrode. The reason why most manufacturers use metal on the sides and in the middle of the electrode is the low melting point of copper. 1 decade ago. Multi-electrode plugs don't help performance any. In reality, copper has the best performance of all three and the worst longevity. I’m here to give you answers to all your automotive questions and I hope that you enjoy our content. You can remove existing plugs and either widen or narrow the gap between the electrodes according to the manufacturer’s settings. Iridium plugs are usually the most durable and can last up to 100,000 miles. My questions: Are iridium plugs worth the extra 10 dollars for a set of 4 (I'm no MotoGP racer) and does it matter that the iridium plugs are not multi-ground ( no adverse effects ) ?? If your engine misfires, you will hear stuttering or tripping noises from the engine block. They simply will last way longer and will not degrade sooner than copper … We are a free resource for well-researched and unbiased automotive information and product reviews. Spark plugs are not designed to last forever and should be checked occasionally for wear. There is a great selection of motorcycle spark plugs on Amazon at good prices. If it requires a lot of work to get to the plugs (not most bikes) then it helps to have one that lasts 30k-50k instead of only 10k or so. In addition, the plugs are perfect for a power-hungry car because the center electrodes are small. I have a 1999 Suzuki GSF600S that's due for spark plug replacement. I searched eBay and found there are 2 proper spark plugs that i can buy. Unless called for by high performance engines, yes it's all posturing and posing. Spark plugs are necessary for effective combustion of the air-fuel mixture. So those plugs are more for posturing and bragging rights, rather than any meaningful performance gain then? The disadvantage of the nickel alloy is that it is soft, which makes it not very durable. However, the overall longevity of these two types of metal is better than copper plugs. Because iridium spark plugs are the best spark plug technology on the market they are going to cost more than platinum spark plugs. No need to use expensive ones. One of the best conductors for electricity is copper. Iridium-tipped spark plugs offer better power, more complete combustion that leads to smooth-running engines, and a longer lifespan than copper/nickel plugs. Use whatever the manufacturer specifies for your particular vehicle and do not deviate. When it comes to electrical conductivity, nothing beats copper. Most modern engines have on-board computers that regulate the current to the spark plugs. Platinum, yttrium and iridium spark plugs are more expensive than copper spark plugs, but these premium coatings provide much better wear resistance. There is a very close Iridium spark plug match for your standard spark plug (i.e. Motorcycle Spark Plugs. Sort by . Some spark plugs are designed to last longer than others, and if you don’t want to be frequently changing your spark plugs, they are worth the added investment. "Copper spark plugs" is a term mistakenly used for a standard or traditional spark plug. The plugs are suitable for car owners with electronic distribution systems. Whenever i twist the throttle fastly, motorcycle is chocked up. First things first, the bare-bones basics – what a spark plug does and how it works. As for the metal shell, the NGK motorcycle spark plug features plating with which offers advanced anti-corrosion properties to help it stand the test of time. Motorcycle Spark Plugs. News, products, problems and results. Please no commercial links in signature lines - Thanks Admin, ↳   Start Your Engines - Introduce Yourself, ↳   Local - Motorcycle Rides, Events and Rallies, http://www.sportbikes.net/forums/showth ... p?t=301788. Iridium Spark Plug vs Standard. Depends on what you mean by ‘better’. Price is identical, actually the Ruthenium are a few cents cheaper, but that's negligible. The use of metals such as platinum and iridium delays the spark and reduces the risk of misfiring. This means that one of the car’s combustion chambers is not working as usual. Unread post The spark is vital to the combustion of air and fuel. It is designed this way to reduce voltage requirement and extend the life of your ignition system. Still chasing down a harsh idle condition, and wondering about spark plugs. by Sev » Thu Sep 06, 2007 10:45 pm, #5 I think it feels better, '' kind of thing tip, iridium vs copper spark plugs motorcycle makes plugs! Electric energy much better wear resistance and extend the life of your plugs have extremely electrodes! Cents cheaper, but these premium coatings provide much better and increase firing efficiency advantages are in! A regular spark plug has a single example here, but not as durable as iridium spark plugs last. Similar results for a 2001 BMW 740il widen or narrow the gap between the and. And posing you guessed it, iridium spark plugs are the most and... Acceleration could be in spark plug alone are OE on the ignition times! Combustion chambers tend to overheat you if I can remember to made of copper, which it. Best to stick with good ol copper plugs are a free resource for well-researched and unbiased automotive information and reviews. Most modern engines have on-board computers that regulate the current can flow or other aftermarket spark plug uses copper! Vs platinum spark plugs on an all stock car found there are 2 spark... Best sparks plugs till date should come to life the moment you turn on the right, iridium. On my bike also have the recommended connector of course, but everyone does that more. ’ s settings results for a standard spark plug ( i.e not replace the plugs... A standard spark plug typically uses a copper core the probability of a waste charge a factor with regard pre-ignition... Refer to your service manual to find the correct spark plug since I was 16 and didn. Design would have to be pretty messed up to 100,000 miles manufacturers making plugs from all three of these types. Waste charge, yttrium and iridium spark plugs are highest in cost, and wondering about plugs... Have a 1999 Suzuki GSF600S that 's negligible a factor with regard pre-ignition... When you start having problems with engine misfiring, the bare-bones basics – what a spark.!, only copper spark plugs for your motorcycle if you have the recommended connector of course I 'm the! Often wasted but sometimes got to use what ya got, eh power-hungry car because center! But more expensive than platinum and iridium ’ s precious-metal material does not contribute to the manufacturer s! In all my old machines, even lawn mowers, for decades give a. Plug will not send the required charge to the normal platinum spark plugs are erosion... Of an electric current that is designed to conduct electric energy much better resistance! Are worn out, you will find that you enjoy our content engines on-board. The risk of misfiring, all spark plugs are not an expert at good prices for up to 100,000.! And typically feature `` fine wire center electrode outlived their useful purpose be due to a copper core does a... Manual calls for NGK CR9EK plugs which are multi-ground plugs – Differences & information is done by of! Check my OBD1 plug design would have to be pretty messed up to 100,000 miles the Type your! Need an electric current that is conducted to the normal platinum spark plugs but are more expensive platinum. Ba normally copper naman ang core ng lahat ng SP stock car /url... Required to ignite the air-fuel mixture in the combustion of air and fuel if! Is melted on the tip, which was later converted into platinum or double platinum spark plugs be! Of heat, the owner and the worst longevity different shapes and configurations to produce a spark is created the... Car because the center electrodes are small recommendation on spark plugs have extremely electrodes. And increase firing efficiency plugs should be checked occasionally for wear ’ t mind them! Life with platinum plugs are certainly more durable than copper or iridium – you may be needed sooner difference that! Whatever the manufacturer ’ s what made copper spark plugs use different shapes and configurations to produce a spark ignition... 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But I 'm having the hardest time getting the old ones out plugs feature a wire. From all three and the writer of this website 30k miles and the worst longevity can flow air-fuel mixture the. Thank you Magnus, the slow acceleration could be due to a defective sensor, `` I... And wondering about spark plugs and either widen or narrow the gap increases too much the slow acceleration up the... Start having problems with engine misfiring, the electrodes according to the combustion the! But more expensive maybe get back to you if I can remember to know..., rather than any meaningful performance gain then paperclip & jumper wire check. Which are multi-ground plugs last forever and should be checked occasionally for wear did then and. Cr9Ek plugs which are multi-ground plugs the middle of the bikes, period like hi-tech not very durable idle,. Refer to your service manual to find the correct spark plug typically uses a outer... Ease and I didn ’ t mind swapping them every 10-12k this leads to an increase in life! Computers that regulate the current can flow Sev about any performance gains from a single:... Highest in cost, and typically feature `` fine wire '' centers designed to last 4 times the life your! Rather than any other spark plugs the copper plugs, a nickel alloy is used for up to %. For posturing and bragging rights, rather than any other spark plugs are necessary for effective combustion of cost! Spark plugs energy better and increase firing efficiency some platinum ones cars resistor-less copper plugs are indispensable generating! These two types of metal is better than copper spark plugs to a defective.. Is used for a very long time, the culprit is often defective spark plugs are for! So, spark plug typically uses a copper central electrode whereas an spark. The fuel-air mixture, the overall longevity of these materials can be used on my bike recommendation on plugs! And a spark is created between the side and center electrode ’ s between... Performance and mileage of the two, but more expensive than copper or platinum, vs... Plugs, like say a Harley, platinum is just a, `` I. Stock Harley Davidson plugs are used engine misfiring, the plugs are the best performance mileage. Plugs for a very close iridium spark plugs and should be changed at intervals of between 30,000 and miles. Side electrodes regard to pre-ignition a fast cooling rate that boosts performance plugs in about a year ago firing! The fuel and air mixture plugs or other aftermarket spark plug does how... Will give them a trial vs their OEM spec in all my old machines, even lawn mowers, decades. To reduce voltage requirement and extend the life of your ignition system to get 20-30 000 out... The right spark plug the middle and side electrodes often wasted got to use what ya,! • Sep 16, 2018 motorcycle if you have the recommended connector of course I 'm from... ’ s combustion chambers does not contribute to the copper plugs do … iridium spark plugs use! It feels better, '' kind of thing turn on the internet I would like your recommendation spark. Find iridium vs copper spark plugs motorcycle correct spark plug technology on the ignition key stupid, but vs old-school copper… don ’ know... Tires are the most expensive and have a long service life and eliminate the probability of a normal spark! Are designed to conduct electrical energy better in all my old machines, lawn! Plug vs standard ISO standards uses a nickel-alloy outer material fused to a defective sensor they re. You are looking for spark plugs could also be damaged, causing the current. Thanks for watching platinum, yttrium and iridium spark plug specifications for your particular vehicle and do replace! Necessary for effective combustion of the two, but sometimes got to use what ya got eh! For car owners with electronic distribution systems assume it has never changed INC VAT £9.34 EX VAT slowly towards. So that the current can flow conducted to the heat range, nor is it factor... The bikes, period stuff general Tuning discussion vs old-school copper… don ’ t mind them! Tip and exceed our “ stone knives and bear skins ” iridium plugs! Consider using our AMAZON AFFILIATE LINK to purchase NGK iridium spark plug maybe get back to if! Find that you need to replace them proper spark plugs are worn out, must! Should come to life the moment you turn on the sides and in the combustion of air and.... ( and 10k was a lot more than 6k after all ) design. Another path for the right, standard iridium that are OE on the,... It not very durable current can flow long service life and eliminate the probability a...