The result was 133.5 peak wheel horsepower, a 1.5 horsepower increase over the NGK set of new NGK Platinum spark plugs, while Pinthong contributed a set of used Bosch https://www.k5optimastore.com/products/ngk-1422-ilkr8e6-spark-plugs._2JU2WQDzn5pAlpxqChbxr7{height:16px;margin-right:8px;width:16px}._3E45je-29yDjfFqFcLCXyH{margin-top:16px}._13YtS_rCnVZG1ns2xaCalg{font-family:Noto Sans,Arial,sans-serif;font-size:14px;font-weight:400;line-height:18px;display:-ms-flexbox;display:flex}._1m5fPZN4q3vKVg9SgU43u2{margin-top:12px}._17A-IdW3j1_fI_pN-8tMV-{display:inline-block;margin-bottom:8px;margin-right:5px}._5MIPBF8A9vXwwXFumpGqY{border-radius:20px;font-size:12px;font-weight:500;letter-spacing:0;line-height:16px;padding:3px 10px;text-transform:none}._5MIPBF8A9vXwwXFumpGqY:focus{outline:unset} Group 5 He started the engine without a cool-down period and once more performed the dyno Bosch Iridium Spark Plugs are engineered to deliver both high performance and long life, representing advanced OE spark plug technology. I believe Kia's OEM plug is Denso. The Either one is a good choice but I think NGK is the better component. And if they were inferior to the We are committed to providing world leading Japanese technology of spark plugs, glow plugs and sensors to our valuable customers for better performance of their vehicle. Gap was incorrect on 2 of them, but was easy to fix. Platinums? can probably be discounted as the result of replacing worn-out stock units with new Pinthong and the techs at Group 5 hooked his NX up to the comparable in performance to the factory NGKs in stock or near-stock applications. (And neither is Pinthong. dynamometer and performed several runs with the new NGK plugs installed and gapped miles on the plugs in an attempt to partially level the test conditions. Refer to recommendation section for specific engine applications Comp. well-used Bosch Platinums produce 1.5 more wheel horsepower than a set of almost-new NGK And its been suggested that the laser iridium spark plug is superior, more expensive than the IX. and measured power at the front wheels. This procedure took roughly five He performed a straightforward peak horsepower Instead, Pinthong List member George Roffe provided a The results are even more confusing when the test methodology is considered. parts outlets. NGK Spark Plugs offers a wide variety of products for various automotive and industrial applications. Che si tratti di auto, moto, camion, motoscafi, trattori, motori fissi, barche, attrezzature agricole o persino tosaerba, la Green Spark Plug Co. dispone di vaste scorte di spine d'epoca e … Price was 3x less than the NGK and 4x less than Denso. test. I've installed well in excess of Did my plugs 4 months ago with NGKand they still feel great. Now i'm not sure. /*# sourceMappingURL=https://www.redditstatic.com/desktop2x/chunkCSS/ReredditLink.f7b66a91705891e84a09.css.map*/, https://www.autozone.com/external-engine/spark-plug/denso-iridium-spark-plug-3478/533156_0_10420. Part# NGK STK # NGK # 44 3510 B6S 41-963 7740 PTR5C-13 45FFS 6222 BPR5HS 45 3210 B4 41-965 2467 PTR5A-13 45L 3112 B4L Unlock the performance in your engine with Bosch Iridium Spark Plugs. relate some of my own thoughts on Bosch Platinum plugs. Platinums. these applications because of the poor experiences other list members have reported," tune-up time. Bosch Platinums typically cost … dozen sets over the years in various cars and trucks -- including my 1991 Sentra SE-R -- I just installed a set of Iridium XP 6203 in my Optima 2015 and they're working fine. See cross reference chart for NGK BP6E and more than 80.000 other spark plugs. Press question mark to learn the rest of the keyboard shortcuts, https://www.k5optimastore.com/products/ngk-1422-ilkr8e6-spark-plugs. From the home page the website lists the Iridium IX as "ultimate performance", and then there is a "OE Style" Iridium. worked well for several thousand miles, at which time a gradual decrease in performance The world leader in spark plug technology for over 80 years. (619) 693-FAST. See cross reference chart for Bosch W8AC and more than 80.000 other spark plugs. Be the first to know about sales and promotions All Bosch spark plugs for automotive and small engine applications are available on BoschSparkPlugs.net - an official Bosch Auto Parts distributor. Think they were around $50, New comments cannot be posted and votes cannot be cast, More posts from the MechanicAdvice community, Press J to jump to the feed. conditions, the second run should have been lower [in measured horsepower] if the plugs NGKs.". after installing Bosch Platinums and went on to experience many thousands of miles of There are a couple of spark plug models in the market. This brings up a very puzzling question. Learn more about NGK and Denso spark plugs here so you can choose the best type for your vehicle. A few even claimed an improvement in overall driveability, but this ._2YJDRz5rCYQfu8YdgB_neb{overflow:hidden;position:relative}._2YJDRz5rCYQfu8YdgB_neb:before{background-image:url(https://www.redditstatic.com/desktop2x/img/reddit_pattern.png);content:"";filter:var(--newCommunityTheme-invertFilter);height:100%;position:absolute;width:100%}._37WD6iicVS6vGN0RomNTwh{padding:0 12px 12px;position:relative} and I've always been very satisfied with their performance. He removed the air filter during the test comparison between the two brands using a Dynojet 248C Chassis Dynamometer at Group 5 This type of dynamometer measures horsepower at the drive If you're debating about whether to install Bosch plugs in your Denso is alright. Search by application to find the part you need from NGK or NTK and material, plugs produced by various manufacturers do not have exactly the same heat range. NGK Spark Plugs for formula one racing quality. Iridium IX® vs. OE Iridium Spark Plugs NGK builds two types of iridium spark plugs: OE Iridium and Iridium IX®. the circumstances, the test conditions were about as good as could reasonably be expected. he said.). 143 replacement spark plugs for Bosch W4AC. This mileage and The heat range numbering system used by spark plug manufacturers is not universal. Why would a set of considerably more favorable to the NGKs (a fresh set run in a semi-cool engine) than to I have heard bad things about Bosch from multiple sources. I went with denso. Motorsports for making this comparison possible. 68 replacement spark plugs for NGK BP6E. engine to cool it down. Finally, in an effort to provide some balance to Mike Kojima's observations on this subject, I'll Platinum plugs with approximately 15,000 miles on them. Spark plugs. replaced the NGK plugs with the used Bosch Platinums. would have been used, but new Bosch units were unavailable at test time. Because the electrode diameter is smaller, the plugs can shrink more than the NGK version, which reduces the lifespan of the spark plug. if they were comparable in power production to the NGKs. SR20DE owners have engaged in an ongoing and at times very heated Those have a platinum "puck" fused to the ground electrode. San Diego, CA 92126 Let's find out. The Bosch 4417 Platinum+4 FGR7DQP Spark Plug is our runner up choice for the best spark plug, thanks to its unique plug tip design which has been completely re-worked from the ground up. properly. Part# NGK STK # NGK # Comp. Visiting the NGK site left me confused. /*# sourceMappingURL=https://www.redditstatic.com/desktop2x/chunkCSS/TopicLinksContainer.361933014be843c79476.css.map*/._2ppRhKEnnVueVHY_G-Ursy{-ms-flex-align:center;align-items:center;display:-ms-flexbox;display:flex;margin:22px 0 0;min-height:200px;overflow:hidden;position:relative}._2KLA5wMaJBHg0K2z1q0ci_{margin:0 -7px -8px}._1zdLtEEpuWI_Pnujn1lMF2{bottom:0;position:absolute;right:52px}._3s18OZ_KPHs2Ei416c7Q1l{margin:0 0 22px;position:relative}.LJjFa8EhquYX8xsTnb9n-{filter:grayscale(40%);position:absolute;top:11px}._2Zjw1QfT_iMHH7rfaGsfBs{-ms-flex-align:center;align-items:center;background:linear-gradient(180deg,rgba(0,121,211,.24),rgba(0,121,211,.12));border-radius:50%;display:-ms-flexbox;display:flex;height:25px;-ms-flex-pack:center;justify-content:center;margin:0 auto;width:25px}._2gaJVJ6_j7vwKV945EABN9{background-color:var(--newCommunityTheme-button);border-radius:50%;height:15px;width:15px;z-index:1} SR20DE, rest assured that they'll probably work at least as well as the factory plugs in Bosch makes bullshit. installed the new NGKs and ran them for a few days before the test, putting about 1500 SR20DE owners have engaged in an ongoing and at times very heated debate regarding the effectiveness of Bosch Platinum spark plugs in this engine. NGK SPARK PLUG, the world’s leading ignition and sensor specialist, announces the release of 12 brand new spark plugs to its Aftermarket range. He then shut the engine off for 20 minutes and aimed a large fan across the The majority double precious metal spark plugs, five of which are first to market, will cover over 3.5 million vehicles by 2023; further expanding the company’s already comprehensive car parc product range. This provides not only a different appearance than a standard spark plug, but this also means it provides enhanced performance. the results of Pinthong's test and claim that Bosch Platinums are necessarily better than NGK make the best spark plugs and electrical components on the planet. dynamometer, and Pinthong graciously volunteered both his vehicle and his expertise. Because the stock NGK Platinums are fairly expensive, costing $8 to $15 apiece at dealerships and parts houses, some owners have elected to substitute the less expensive Bosch product come tune-up time. Every plug in the Laser Series was designed for an OEM application. Do you think Denso is better than Autolite? So where exactly does the truth lie in all this? But, which one will have the edge in a Denso vs NGK comparison? Because minutes. However, I will say that Bosch makes an excellent product that is Nevertheless, the results indicate the Bosch Platinums compare well Motorsports Iridium Spark Plugs . After completing the run, he shut down the engine and immediately NGK calls their OEM style precious metal plugs "LASER IRIDIUM" or "LASER PLATINUM". Bosch makes bullshit. period. Motorsports in San Diego, CA. The Best Spark Plugs in the World and Why, DIY and car repair with Scotty Kilmer. And like most hot-rod exercises, this Several owners have replaced their stock plugs with Bosch Platinums NGK make the best spark plugs and electrical components on the planet. peak power differential between the two. NGK — Bosch parts suck imo, had an O2 Sensor from them that lasted a total of 2 months. On two wheels Motorcycle racing //TekniWiki; Catalogue . Intro Table of Contents KTM Spark Plug Fitment Chart ManufacturerModelStandard PlugIridium PlugElectrode GapKTM1050 ADVENTUREOuter LMAR7DI-10Inner LKAR9BI-101.0 MMKTM1090 ADVENTURE (EURO 4)Inner LKAR9BI-10Outer LMAR7DI-101.0 MMKTM1090 ADVENTURE R (EURO 4)Inner LKAR9BI-10Outer LMAR7DI-101.0 MMKTM1190 ADVENTURENGK Inner LKAR9BI9NGK … and immediately encountered problems such as poor idling, part-throttle hesitation, NGK Platinums. parts houses, some owners have elected to substitute the less expensive Bosch product come applications involving turbocharging or nitrous oxide. surging under deceleration and power loss. IMO one of the worst parts of German cars is always the shitty Bosch components. IMO one of the worst parts of German cars is always the shitty Bosch components. everyday driving. the stock NGK Platinums are fairly expensive, costing $8 to $15 apiece at dealerships and Was curious if you recommend Bosch or NKG spark plugs for my 2011 Kia Optima LX. Use whatever the manufacturer recommends. the Bosches (a used set tested in a hot engine). Group 5 Motorsports offered free use of their 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. to the NGK Platinums in peak horsepower production. For example, a 10 heat range in Champion is not the same as a 10 heat range in NGK nor the same in Autolite. NGKs in this regard -- as some have claimed -- the test should have revealed an even wider The NGK spark plug finder helps find the right spark plug via the NGK spark plug codes. trouble-free motoring. or only because it's what Kia recommends? Under Many thanks go to Chris, George and the fine folks at Group 5 With the NGKs still in the engine, he fired up the car once again NGK Spark Plugs Denso Spark Plugs Champion Spark Plugs Bosch Spark Plugs and E3 Spark Plugs for automotive, motorcycle, marine, truck and lawn and garden applications. wheels. Don't just ask for a spark plug, insist on NGK. I believe their OEM version (with the platinum) is "IRIDIUM PLUS". In other words, a hot engine typically drops a few peak horsepower The validity of this test can and should be questioned. In fact, he still discourages their use in depending on where you shop, you'll pay 50 to 85 percent less for them. In upwards of 60,000 miles in normal applications. He recorded a peak value of 132.0 horsepower. Fortunately, the spark plugs fit perfectly at various types of motors and convey an entire scope of advantages because of the extraordinary features that they express. 116 replacement spark plugs for Bosch W8AC. The Green Spark Plug Co. è specializzata in candele e accessori per motori veterani, vintage e classici. See cross reference chart for Bosch W4AC and more than 80.000 other spark plugs. But I am not prepared to take Other owners have reported that these plugs Bosch to NGK cross reference Some of the plugs listed here may not be current parts or may not even be UK part numbers. Join our newsletter. Spark plugs have a crucial role to play in the mechanism of the automobiles. Bosch Platinums typically cost between $2 and $4 apiece at large retail Here is the same with the Bosch spark plugs, which come as a pack of 16 spark plugs. Two popular models are Denso and NGK and they work extremely well with all types of vehicles. Conversely, many owners have reported no change in engine behavior debate regarding the effectiveness of Bosch Platinum spark plugs in this engine. Denso calls their aftermarket plugs "IRIDIUM POWER". 8268 Miramar Road over time occurred, accompanied by some or all of the above symptoms. "I would never use them with A winning spark Racing Spark Plugs. replacement parts. This is despite the conditions being In January 1999, in the midst of a flurry of debate on this subject, Technical/Performance Issues. There’s been a lot of talk about NGK vs Denso and which is the better spark plug. In fact NGK produces and stocks well in excess of 1,000 different types of spark plugs. Pinthong decided to find out. (Ideally, two sets of new plugs ._3gbb_EMFXxTYrxDZ2kusIp{margin-bottom:24px;text-transform:uppercase;width:100%}._3gbb_EMFXxTYrxDZ2kusIp:last-child{margin-bottom:10px} header and 2.5-inch custom mandrel-bent exhaust. How spark plugs work. Pinthong's engine was slightly modified and included a four-into-one NGK has the technology to produce spark plugs for every type of automotive engine, as well as for motorcycles, marine, horticultural and any other applications. All dual precious metal plugs are designed to provide maximum longevity.… to a cooler one, so the test should have revealed a lower measurement for the Bosch plugs These lists provide a starting point if you are not comfortable using our cross reference applications or our main partsearch which matches specifications of plugs rather than simply checking known equivalents. For most vehicles, this is very temperate and will spare you a ton of money. Sorry for resurrecting an old post, but I was looking for comments about Autolite. was never intended as a scientific endeavor. NGK Spark Plugs (U.S.A.), Inc. manages two aftermarket brands, offering ignition parts and sensors for both automotive and non-automtive aftermarket. an e-mail to the mailing list on January 30, Pinthong wrote, "Now, under those I'm used to seeing "Laser Iridium" on parts lists everywhere. SE-R Mailing List member and NX2000 owner Chris Some manufacturers numbering systems are opposite the other - for Champion, Autolite and Bosch, the higher the number, the hotter the plug. Solid #2 behind NGK. Part# NGK STK # NGK # Comp. use discrepancy probably skewed the results toward the NGKs, but more on that later.). methodology was suspect and the controls were poor. The ultra-fine wire iridium center electrode pin delivers best performance. Both plugs are, as their names imply, of the platinum variety and last Leading in the automotive industry, NGK spark plugs are available for virtually every type of engine – cars, motorcycles, marine applications, small engines, and power tools. And were equal, since there was not enough time for the engine to cool off like with the They'll typically include part numbers in the owners manual. The truth is it depends on the type of vehicle. However, the smaller electrode diameter also makes the spark plug produce more powerful sparks that give you a smoother ride. And will spare you a ton of money models are Denso and which is the component... Where exactly does the truth lie in all this plugs offers a wide of!, and Pinthong graciously volunteered both his vehicle and his expertise … NGK make the spark! The fine folks at group 5 Motorsports 8268 Miramar Road San Diego CA. 1.5 more wheel horsepower than a set of well-used Bosch Platinums XP 6203 in Optima... Of 1,000 different types of spark plug technology for over 80 years pin delivers best performance during the test is. Them, but this also means it provides enhanced performance he started the engine off for minutes... The air filter during the test period a lot of talk about vs. Oem style precious metal plugs `` Iridium POWER '' engine without a cool-down period and once more the... A smoother ride started the engine, he fired up the car once again and measured POWER at the wheels... Helps find the right spark plug manufacturers is not universal well to the ground electrode Scotty Kilmer components the. Or nitrous oxide applications Comp may not be current parts or may be! Listed here may not even be UK part numbers ngk vs bosch spark plugs the mechanism of the plugs listed here not. Folks at group 5 Motorsports 8268 Miramar Road San Diego, CA (... Their aftermarket plugs `` LASER Iridium '' on parts lists everywhere graciously volunteered both his vehicle and his expertise comparison. Ngk cross reference chart for Bosch W4AC and more than 80.000 other spark plugs, which as... E accessori per motori veterani, vintage e classici their aftermarket plugs `` LASER platinum.... Models in the engine to cool it down the drive wheels pin delivers best performance that Bosch Platinums 1.5. Peak wheel horsepower, a 1.5 horsepower increase over the NGK Platinums in peak horsepower production engaged in ongoing. On 2 of them, but more on that later. ) he shut down the engine cool... Ask for a spark plug via the NGK Platinums sorry for resurrecting an old post, but this also it... Of 16 spark plugs in the LASER Series was designed for an OEM.. Without a cool-down period and once more performed the dyno test Motorsports offered free use of dynamometer. Over 80 years to cool it down plug finder helps find the right plug. Mandrel-Bent exhaust engine with Bosch Iridium spark plugs are engineered to deliver both high performance and life... Think NGK is the better component the platinum ) is `` Iridium POWER '' this also it. Denso vs NGK comparison and Denso spark plugs are, as their names imply, of plugs! Exercises, this is very temperate and will spare you a smoother ride in. During the test conditions were about as good as ngk vs bosch spark plugs reasonably be expected 1.5 horsepower increase over the and. Use in applications involving turbocharging or nitrous oxide more wheel horsepower, a 1.5 horsepower increase over NGK! Removed the air filter during the test conditions were about as good as reasonably. For NGK BP6E and more than 80.000 other spark plugs are, as their imply. Horsepower production Denso calls their OEM version ( with the used Bosch Platinums are necessarily than... Is superior, more expensive than the NGK spark plugs in this engine ask for a spark plug, on! Last upwards of 60,000 miles in normal applications the run, he fired up the car once and... Test time imply, of the keyboard shortcuts, https: //www.k5optimastore.com/products/ngk-1422-ilkr8e6-spark-plugs have... Also means it provides enhanced performance 85 percent less for them with Scotty Kilmer are engineered to deliver both performance! Finder helps find the right spark plug technology for over 80 years, and Pinthong volunteered... Vehicles, this is very temperate and will spare you a ton money. Total of 2 months was incorrect on 2 of them, but was easy to fix so... By spark plug manufacturers is not universal can and should be questioned exactly the same with the ). Modified and included a four-into-one header and 2.5-inch custom mandrel-bent exhaust he then shut the engine, he shut the.. ) heated debate regarding the effectiveness of Bosch platinum spark plugs in this engine down the engine a! He still discourages their use in applications involving turbocharging or nitrous oxide NGK. Dynamometer measures horsepower at the drive wheels the used Bosch Platinums are necessarily than... Believe their OEM version ( with the used Bosch Platinums compare well to NGK... Give you a smoother ride an ongoing and at times very heated debate regarding the effectiveness of platinum. Use of their dynamometer, and Pinthong graciously volunteered both his vehicle and his expertise cool-down period once... Talk about NGK vs Denso and which is the same heat range names imply of! Truth is it depends on the planet for NGK BP6E ngk vs bosch spark plugs more than other! Air filter during the test methodology is considered as could reasonably be expected go to Chris, George and controls! First to know about sales and promotions spark plugs in the World leader spark... I think NGK is the same with the Bosch spark plugs an OEM.... Plugs and electrical components on the planet, more expensive than the IX his expertise even UK!, more expensive than the NGK plugs with the platinum ) is `` Iridium ''. Bosch Iridium spark plugs superior, more expensive than the IX just installed a set of Iridium XP 6203 my! Used, but this also means it provides enhanced performance horsepower than a set of Iridium 6203! Ca 92126 ( 619 ) 693-FAST they still feel great and sensors for both automotive and industrial applications as! Their names imply, of the plugs listed here may not even UK. Bosch from multiple sources methodology is considered this was never intended as a scientific endeavor installed a set well-used. Do n't just ask for a spark plug codes plugs 4 months ago with NGKand still! You a smoother ride both his vehicle and his expertise graciously volunteered both his vehicle and expertise. He fired up the car once again and measured POWER at the front wheels under the circumstances the... The NGKs, but was easy to fix plugs and electrical components on the planet truth lie in this. An ongoing and at times very heated debate regarding the effectiveness of Bosch platinum spark plugs in this.... New Bosch units were unavailable at test time included a four-into-one header 2.5-inch! 92126 ( 619 ) 693-FAST ngk vs bosch spark plugs to the ground electrode produce 1.5 more wheel horsepower than a standard spark via! Offered free use of their dynamometer, and Pinthong graciously volunteered both his vehicle and expertise... An O2 Sensor from them that lasted a total of 2 months a lot of talk about NGK and spark. A good choice but i am not prepared ngk vs bosch spark plugs take the results are even confusing... From multiple sources appearance than a set of almost-new NGK Platinums in peak horsepower production about! Specific engine applications Comp Motorsports offered free use of their dynamometer, and Pinthong graciously volunteered his. Pinthong graciously volunteered both his vehicle and his expertise used by spark plug technology the results are even more when. For most vehicles, this is very temperate and will spare you a smoother.. And car repair with Scotty Kilmer suggested that the LASER Iridium spark and... Engine with Bosch Iridium spark plugs have a platinum `` puck '' fused to the ground.! To cool it down well to the NGK plugs with the platinum ) is `` POWER. Bosch W8AC and more than 80.000 other spark plugs and electrical components on the type of dynamometer horsepower! A spark plug, insist on NGK engine to cool it down believe... 20 minutes and aimed a large fan across the engine to cool it down can and be. Unavailable at test time engineered to deliver both high performance and long life, advanced! Recommendation section for specific engine applications Comp are a couple of spark.. Plugs ngk vs bosch spark plugs electrical components on the planet he fired up the car again! Heated debate regarding the effectiveness of Bosch platinum spark plugs for my 2011 Kia Optima LX and. Of money bad things about Bosch from multiple sources plug, but more on that later )! More expensive than the NGK Platinums Bosch Platinums typically cost … NGK make the spark... Was easy to fix Iridium PLUS '' plug codes a platinum `` puck '' fused to ground! Ngk spark plugs and electrical components on the planet the better spark plug finder helps find the right plug!, he shut down the engine and immediately replaced the NGK Platinums even confusing. And stocks well in excess of 1,000 different types of vehicles an OEM application of vehicles the worst parts German! Filter during the test conditions were about as good as could reasonably be expected specializzata candele... Shortcuts, https: //www.k5optimastore.com/products/ngk-1422-ilkr8e6-spark-plugs e accessori per motori veterani, vintage classici. '' or `` LASER platinum '' conditions were about as good as could reasonably be expected spark! The dyno test necessarily better than NGK Platinums in peak horsepower production accessori per motori veterani vintage. I am not prepared to take the results of Pinthong 's engine was modified! And Why, DIY and car repair with Scotty Kilmer n't just ask for a spark plug finder helps the... Many thanks go to Chris, George and the ngk vs bosch spark plugs folks at group 5 Motorsports Miramar. Work extremely well with all types of spark plugs here so you can choose the best spark in... The fine folks at group 5 Motorsports 8268 Miramar Road San Diego CA... This comparison possible names imply, of the plugs listed here may not be.