I can't find a cross reference source either, but if Denso does publish a cross reference for the Iridium TT again the ITV22, I might be tempted to try them. 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 … Normally, this can be accomplishing by widening the spark gap, however this causes spark voltage to increase, which has the opposite effect. Do not change the gap on platinum, iridium or twin tip spark plugs, as the fine electrodes may get damaged. Actual products may differ from images shown. Therefore our recommendation is to upgrade to longer DENSO Iridium spark plugs, which improve ignition and engine performance, as well as extend the spark plug replacement interval. This design is the optimum aftermarket Iridium Plug for … TT or Twin-Tip technology promotes spark energy concentration and explosion, which translates into improved acceleration and economy. By making this a single electrode, the spark location is stabilized compared to in normal types (double ground electrode), securing an … With nickel plugs, especially with motorcycles, the gap may need adjustment. - ANY TROUBLE NOT ATTRIBUTABLE TO DENSO SPARK PLUGS. Easy to use parts catalog. I've got a set of NGK PFR5J-11 which theoretically are factory gapped to 1.1mm and my service manual says 1.1mm so should match. I think the NGK is nicer than the Denso because on the ground electrode, NGK is much thicker than Denso if this does matter. Fuel Economy: Invented by DENSO, the Iridium TT Twin-Tip Technology enables larger spark concentration and explosion, delivering more … I just put these Denso Iridium TT Spark Plugs in my 2015 TRD 4x4 Off Off Road Tacoma. I just put these Denso Iridium TT Spark Plugs in my 2015 TRD 4x4 Off Off Road Tacoma. Denso calls this a minimum quench electrode design and claims improved fuel economy, faster starts and enhanced flame propagation for increased engine efficiency. Like the title states, I was recommended these newer Denso Platinum TT plugs a few days ago when looking at the car store's computer for all the different WRX ones. What would cause the coil packs to go bad, to large of gap? However, a plug may fit hundreds of engines, from cars to golf carts. RockAuto ships auto parts and body parts from over 300 manufacturers to customers' doors worldwide, all at warehouse prices. Denso SC20HR11 - Original Plug that is stated in the owners manual ... these have different gaps than original. Or what? Always use a special spark plug gapping tool to change the gap. What this means is the Denso Iridium TT is equipped with two tips: a 0.7-millimeter Platinum ground electrode, and a 0.4-millimeter iridium center electrode. Iridium and platinum technologies combine with Denso’s 360-degree laser welding process in Denso Twin-Tip Iridium to create a plug with a lifetime over 100,000 miles. A higher idle speed represents higher ignitability. The o. manual says a .043 gap so I check them with my feeler guage and note they are off - just a tad; I adjust the gap a bit farther being careful not to abrade the … I would not try to change gap on these types of plugs myself. Unparalleled, the Iridium TT is designed to last beyond 100,000 miles providing coverage for most makes and models on the road today. If they do generate a better flame front, it could … Copyright ©2018 DENSO CORPORATION. I ordered denso iridium tt 4705 plugs. 1) You can easily break irridium tip. High quality materials are use throughout. #Markvlogs #NGKVSDENSO #SPARKPLUGBATTLE #Hyundai #EonHi Guys!Welcome back to my Channel!GOOD DAY GUYS! Pmi COV (coefficient of variation) in the diagraph shows fluctuation in IMEP (indicated mean effective pressure). They're supposed to have a 0.040 in. The evaluation was conducted by turning on the ISC and setting the average engine speed to 800 rpm (idling). Ultimate Endurance and Power. Denso TT plug as used in 2.0 L FS-DE engine. 0.4mm Iridium and 0.7mm Platinum Twin-Tip Technology. The o. manual says a.043 gap so I check them with my feeler guage and note they are off - just a tad; I adjust the gap a bit farther being careful not to abrade the electrode surfaces. Denso Platinum – PK20R11 – gap 0.8mm Denso Iridium – IK22 – leave gap alone. Denso Iridium Spark Plug types Denso Iridium Tough Plugs. DENSO spark plugs are manufactured with a pre-set gap. Ultimate Endurance and Power. The evaluation checked idle speed at equal throttle opening with the ISC (idle speed control) turned off. RockAuto ships auto parts and body parts from over 300 manufacturers to customers' doors worldwide, all at warehouse prices. Ignitability is greatly increased. And last of all, a couple of weeks ago, I put in the Denso Iridium Twin Tip plugs, took a trip and got 18.6 mpg. Engineered with the smallest tip in the market, the DENSO Iridium TT spark plug delivers more complete combustion, giving you superior fuel economy over any other plug. Harnessing the low required voltage of the 0.4 mm dia. Denso IXEH20TT 4 shows the results of the examination of combustion variation and fuel consumption, using a 1,800-cc, four-cylinder engine. With maximum performance at a lower cost, experience a smooth and superior ride anytime, anywhere. About Denso Iridium TT Spark Plugs Introducing Denso's Iridium TT Spark Plug range with, at 0.4mm, the world's smallest diameter centre electrode, 0.2mm narrower than the closest competitor. Opening the gap presents a larger spark to the air/fuel mixture, maximizing burn efficiency. A spark plugs gap directly affects the tip temperature and the voltage necessary to fire the plug. Would I Iridium and platinum technologies combine with Denso’s 360-degree laser welding process in Denso Twin-Tip Iridium to create a plug with a lifetime over 100,000 miles. DENSO IRIDIUM TT SPARK PLUGS. This item Denso (4711) IXEH20TT Iridium TT Spark Plug, (Pack of 1) NGK ILKAR7B11 Laser Iridium Spark Plug Bosch Automotive 0242135529 9619 Double Iridium Spark … The photographs indicate that, in the case of the Iridium Spark Plug, the size reduction of the gap (from 1.1 mm to 0.6 mm) interfered with flame growth, while in the case of IRIDIUM TT, flame growth was ample and greater than that of the Iridium Spark Plug in spite of the narrowed spark gap (0.6 mm). Jaguar Land Rover Spark Plug Set (6 Pieces) (Iridium TT) (Gap 0.040) 0041593903 - Denso 3992938KIT. Proper gapping is especially essential in modified vehicles. 8x Denso Iridium TT Spark Plugs Stock 4706 Iridium Core .039"(1.0mm) Gap IQ16TT | eBay Denso Iridium Spark Plug types Denso Iridium Tough Plugs. The owner manual says Denso or NGK Iridium plugs. What this means is the Denso Iridium TT is equipped with two tips: a 0.7-millimeter Platinum ground electrode, and a 0.4-millimeter iridium center electrode. However, Denso understands a plug can only operate to its optimum potential if properly gapped. This item Set (4pcs) Denso Iridium TT Spark Plugs Stock 4701 Iridium Core .039"(1.0mm) Gap Size IK16TT. TT or Twin-Tip technology promotes spark energy concentration and explosion, which translates into improved acceleration and economy. This design is the optimum aftermarket Iridium Plug for everyday road use. The reason why I got them was that they were a really deal and I couldn't pass them up. Proper gapping technique should be followed with any spark plug, but special care should be taken with fine wire plugs. supplier (o.e.m. Reduced spark plug wear and erosion The DENSO Iridium Long Life plug has been selected as original equipment on many of the worlds top cars, including those from GM, Toyota, Honda, ... Notes: Iridium TT -- Gap 0.040; Iridium TT - Ultimate Endurance and Power, 0.4mm Iridium and 0.7mm Platinum Twin-Tip Technology. However, a plug may fit hundreds of engines, from cars to golf carts. DENSO Spark Plugs 93% car model coverage. It's crazy I know but it did. 3 shows the results of evaluating how the miniaturized-portion protrusion direction may influence the ignitability of an engine. The photograph shows flame reflected by the variation in density. Easy to use parts catalog. Offering superior ignitability and up to three times the service life of a standard nickel spark plug, Iridium TT delivers improved … The previously specified Type-1 of the IRIDIUM TT was used in this examination. plugs are pre-gapped and come with a heavy plastic tube covering the electrode to protect the factory set gap. These advantages are achieved because the miniaturization of the ground electrode enables better ignitability, improving combustion efficiency. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Iridium) with Platinum Ground Strap Features: SK16R11 Spark Plug manufacturers typically warn against gapping fine wire spark plugs due to the fragile nature of their electrodes. f.y.i.-denso is a major o.e.m. Fig. Improved Horse Power (1) Get more power with an optimal fuel cycle. Racing, Iridium Plus, and Iridium Tough, Iridium Long Life, Double Platinum, U-Groove, Resistor, Standard, Nickel TT, Platinum TT, Two-Tops. The most advanced technology in the world has been employed ※”Spark plugs” means any type of DENSO’s spark plugs, including but not limited to Iridium Power, Iridium TT, Iridium. Now mine is a base model, so it didn't come with iridium plugs installed. If you're searching for automotive parts that are OE-grade or better, go with Denso products, which are built to deliver superior performance each day. Power: The Iridium TT's revolutionary 0.4 millimeter center electrode means significantly improved combustion and fewer misfires – optimizing power output like never before. 2) You … Sure it was not a long trip, just 116 miles or so, but as I posted, I have never, EVER gotten better than 16.8 mpg on my truck, and that 16.8 was a one time deal. The quenching effect has been decreased by forming the electrode into a double needle shape. A plug’s gap must be adjusted to account for these changes in engine conditions and ensure a successful ignition sequence. Easy to use parts catalog. So it’s time to change the plugs on my 02 Camry 4-cylinger. 2010 Lexus LS460. SAAB Ignition Wire Kit (7mm) (4 Pieces) (Iridium TT) (Gap 0.040) 30520467 - Denso 4002347KIT Jaguar OE: EBC11480 Mercedes-Benz OE: 0031597603 , 003159780326 SAAB OE: 5958798 , 7505142, 8819294 , 30520467 DENSO has started to sell IRIDIUM TT spark plugs having a φ0.4 mm iridium alloy center electrode and a 0.7 mm needle-type platinum alloy ground electrode. Sure it was not a long trip, just 116 miles or so, but as I posted, I have never, EVER gotten better than 16.8 mpg on my truck, and that 16.8 was a … NEW SERIES ON MY CHANNEL GUYS! Gapping the plugs to your engine’s specifications is important to prevent pre-ignition, detonation, fouling and poor fuel economy. The photographs indicate that, in the case of the Iridium Spark Plug, the size reduction of the gap (from 1.1 mm to 0.6 mm) interfered with flame growth, while in the case of IRIDIUM TT, flame growth was ample and greater than that of the Iridium Spark Plug in spite of the narrowed spark gap (0.6 mm). TT or Twin-Tip technology promotes spark energy concentration and explosion, which translates into improved acceleration and economy. Denso TT Iridium SIP TwinTip Spark Plug IXEH22TT / 4712 Replaces ILKAR7B11. Denso will not warranty a plug who’s center electrode is snapped during gapping. Iridium and platinum technologies combine with Denso’s 360-degree laser welding process in Denso Twin-Tip Iridium to create a plug with a lifetime over 100,000 miles. This spark plug features a ‘twin tip’ - a thin centre and a protruding ground electrode both 1.1mm in diameter - which enhances your engine’s efficiency and extends the spark plug’s shelf life. = the parts your new car were built with). Hello, having a question on gapping spark plugs, platinum in this case. But DENSO’s Iridium TT’s two needle-thin electrodes (with the center electrode 0.2mm smaller than the nearest rival) act as thinner ‘fingers’, allowing the spark to grow 360 degrees in all 3 dimensions. The photographs indicate that, in the case of the Iridium Spark Plug, the size reduction of the gap (from 1.1 mm to 0.6 mm) interfered with flame growth, while in the case of IRIDIUM TT, flame growth was ample and greater than that of the Iridium Spark Plug in spite of the narrowed spark gap (0.6 mm). TT/hybrids @ upto 1.3bar NGK – BCPR7ES (3330) – gap 0.7mm NGK – BKR7E (6097) – gap 0.7mm NGK – BKR8E – gap to 0.7mm NGK – BCPR8ES (3330) – gap 0.7mm NGK Iridium – BKR7EIX – leave gap alone NGK Iridium – BKR8EIX – leave gap alone Denso … DENSO has been one of the world's leading pioneers of OEM quality spark plug technology since 1959. I have the Denso Long Life Iridium SK20R11 and NGK OEM Laser Iridium IFR6T11 side by side. Introducing the Iridium TT Spark Plug - featuring, at 0.4mm, the worlds smallest diameter centre electrode and a 0.7mm ground electrode. Search by vehicle manufacturer item number, Inspecting and Exchanging Plugs / Sevice Life. The Iridium TT is designed to last beyond 100,000 km. iridium, the gap is wider than in normal type (0.7 → 0.9 mm). Iridium TT™ Hot Type Spark Plug - Part Number 4701 by Denso. 6 PCSNEW -- DENSO #4503 PLATINUM T T Spark Plugs -- PK16TT. We are not DENSO. Denso spark plugs traditionally leave the factory pre-gapped for their most popular application. Spark Plug manufacturers typically warn against gapping fine wire spark plugs due to the fragile nature of their electrodes. This aftermarket range makes advanced OE-quality technology available to a wider range of vehicles at an … However, Denso understands a plug can only operate to its optimum potential if properly gapped. We say that the Denso 3479 Iridium Spark Plug is an excellent choice for vehicle owners who may want to boost acceleration and performance. Illustrates increased space between electrodes, reducing quench, while maintaining same plug gap. gap but when I found them all to be more like .037 … I nab a four-set of NGK Laser OE spec Iridium Plugs. Iridium and platinum technologies combine with Denso’s 360-degree laser welding process in Denso Twin-Tip Iridium to create a plug with a lifetime over 100,000 miles. To contact them, click here. So far, seems very good. The ignition process is affected by increased compression, fuel type, nitrous and high output ignition systems. Riferimento: 14R-4CIU EA0,5 Z205 Marca: FEDERAL-MOGUL 14R-4CIU EA0,5 Z205. Denso's Tough Plug design combines an ultra fine 0.4mm diameter centre electrode with a platinum 'chip', embedded in the ground electrode. The more electrical field strength is getting high, the more it becomes easy to fire with low voltage. DENSOProducts.com is a full-line DENSO distributor. Iridium: 8 times stronger than platinum, 6 times harder, and with a melting point 1200 degrees higher. The owner manual says Denso or NGK Iridium plugs. Be the first to know about sales and promotions, Even if the preset gap matches that required by your engine, it is always good practice to physically check the gap as it may have shifted during transportation. While anyone can enjoy getting up to full speed faster, those who have race-cars or wish to race may particularly enjoy the fact that they can get better performance and accelerate … A spark plugs gap directly affects the tip temperature and the voltage necessary to fire the plug. Now mine is a base model, so it didn't come with iridium plugs installed. Less stock, same coverage: TT Plugs cover many applications with fewer part … *Gapping is not recommended on multi-ground plugs. Luckykat32 Junior Member. I was given a certificate by my service manager where I could extend my warranty by 5 or 10K miles, I can't remember which one it was, as long as I … New laser welding techniques make it possible to make a spark plug with an iridium electrode. gap but when I found them all to be more like .037 … This item Denso (4702) IK20TT Iridium TT Spark Plug, (Pack of 1) DENSO IK20 Iridium Power Spark Plug Ik20 X 4Pieces Ignition Plugs Racing Upgrade 6 PCSNEW -- DENSO #4504 PLATINUM T T … The above shows the strength of electrical field in case certain voltage changes on Iridium plug and IRIDIUM TT. As a result, the flame kernel rapidly develops and the engine's power is drawn out to its maximum potential. Fig. As noted before though, gap is more than OEM. 2010 Lexus LS460. Introducing the Iridium TT Spark Plug - featuring, at 0.4mm, the worlds smallest diameter centre electrode and a 0.7mm ground electrode. 1 shows the results of studying the influence of electrode shape on flame growth, using the Iridium Spark Plug and IRIDIUM TT. Denso TT Iridium SIP TwinTip Spark Plug IT16TT / 4713 Replace BPR4EFS BPR5EFVX. And last of all, a couple of weeks ago, I put in the Denso Iridium Twin Tip plugs, took a trip and got 18.6 mpg. *1 FEM(Finite Element Method analysis): General method to measure electrical field strength. The result is a plug that requires less voltage to spark, burns more of the fuel in the cylinder, and can spark at LEANER air/fuel mixtures … This item Denso (4702) IK20TT Iridium TT Spark Plug, (Pack of 1) DENSO IK20 Iridium Power Spark Plug Ik20 X 4Pieces Ignition Plugs Racing Upgrade 6 PCSNEW -- DENSO #4504 PLATINUM T T Spark Plugs -- PK20TT However, after raising compression and installing a turbo, a smaller gap is required to ensure ignitability in the denser air/fuel mixture. RockAuto ships auto parts and body parts from over 300 manufacturers to customers' doors worldwide, all at warehouse prices. I nab a four-set of NGK Laser OE spec Iridium Plugs. If looking at new tips, I would be hard pressed to tell the difference. ... Yea these are the new TT dual iridium tip ones that are on the poll as well. to enable use of electrode, at 0.4 mm in diameter, in the IRIDIUM TT. They're supposed to have a 0.040 in. IRIDIUM POWER uses DENSO very own U-Groove ground electrode to realize a superb ignitability while maintaining spark voltage at low levels. Because the IRIDIUM TT is low in combustion variation and enables a reduction in idling speed, further improvement can be expected in fuel efficiency. As this figure shows, IRIDIUM TT can reduce the Pmi COV approximately 3.1% and accordingly reduce fuel consumption by 2.4%, compared with the Iridium Spark Plug. I bought those and am about to do the install. I'm a big fan of denso iridium TT "super sparkplugs" (120,000 miles+, 0.4mm iridium wire and platinum tip on ground, high performance, fuel saving). This aftermarket range makes advanced OE-quality technology available to a wider range of … High quality materials are use throughout. All rights reserved. I checked the gap on them and got .034" or .035" but the factory gap calls for .028-.031 (I think). Both are suppose to be long life plug with iridium tip and platinum pad. As a result, combustion is good for all types of driving, the engine starts easily, and acceleration improves. To lower the required voltage and improve firing performance. Denso Iridium - IK20 - leave gap alone TT @ upto 1bar NGK - BCPR7ES (3330) - gap 0.9mm NGK - BKR7E (6097) - gap 0.9mm NGK - Iridium - BKR6EIX or BKR7EIX - leave gap alone Denso Platinum - PK20R11 - gap 0.8mm Denso Iridium - IK22 - leave gap alone TT/hybrids @ upto 1.3bar They say a fine wire plug will outperform a standard spark plug, even if not properly gapped. SFO likes this. Continuous R&D work has achieved additional patented technologies for Aftermarket. With improved performance at a lower cost, experience a smooth and superior ride anytime, anywhere. This figure shows the results of evaluating IRIDIUM TT. Denso (4701) IK16TT Iridium TT Spark Plug, (Pack of 1) 4 New DENSO Iridium IK16 Spark Plugs # 5303. The smaller the electrode the more concentrated the electric potential at the tip of the electrode and the stronger the electric field that affects required voltage and the lower the required voltage. Even if the preset gap matches that required by your engine, it is always good practice to physically check the gap as it may have shifted during transportation (not all spark plugs are packaged in a way that protects the firing end ). It made some difference with a smaller gap and most of my rasp noise that I have had with my DTLT's seems to have vanished. Denso TT is constructed almost exactly like the Mazda OEM NGK plugs. I ordered denso iridium tt 4705 plugs. Unparalleled, the Iridium TT is designed to last beyond 100,000 miles providing coverage for most makes and models on the road today. Denso will not warranty a plug who’s center electrode is snapped during gapping. Gap at 0.040 instead of 0.044 #1 HaiImBrian, Jul 11, 2018. The DENSO Twin Top (TT) range, offers an ideal upgrade to meet these LPG/CNG requirements, but more information on how spark plugs perform with LPG/CNG can be found in DENSO … Now, that technology is available to everyone. Should I Gap My Denso Plugs? This figure shows that IRIDIUM TT are superior to the Iridium Spark Plugs in ignitability. I checked the gap on them and got .034" or .035" but the factory gap calls for .028-.031 (I think). This spark plug features a ‘twin tip’ - a thin centre of 0.4mm and a protruding ground electrode of 0.7mm in diameter - which boosts your car’s horsepower and torque. … TT or Twin-Tip technology promotes spark energy concentration and explosion, which translates into improved acceleration and economy. Denso spark plugs traditionally leave the factory pre-gapped for their most popular application. I bought those and am about to do the install. The DENSO difference: Engineered with the smallest tip in the market, the DENSO Iridium TT spark plug delivers more complete combustion, giving you superior fuel economy over any other plug. I have a stock 1.8t, I have read through most of the topics on this topic, and I was wondering do I set the gap to 0.028 or 0.031? The photographs indicate that, in the case of the Iridium Spark Plug, the size reduction of the gap (from 1.1 mm to 0.6 mm) interfered with flame growth, while in the case of IRIDIUM TT, flame growth was ample and greater than that of the Iridium Spark Plug in spite of the narrowed spark gap (0.6 mm). Power: The Iridium TT's revolutionary 0.4 millimeter center electrode means significantly improved combustion and fewer misfires – optimizing power output like never before. Engineered with the smallest tip in the market, the DENSO Iridium TT spark plug delivers more complete combustion, giving you superior fuel economy over any other plug. In this video, i have described the proper way to clean the spark plug at home with basic equipment. However I've found to be alot less than that, and I have doubts all six are wrong. Denso # 4710 0.4mm Iridium Center Electrode 0.7mm Platinum Ground Electrode Larger spark translates to more power and superior fuel economy 0.4 mm iridium center electrode: world's smallest diameter that maximizes firing potential 0.7 mm needle tip ground electrode: promotes higher spark energy and less heat quenching Denso Platinum – PK20R11 – gap 0.8mm Denso Iridium – IK22 – leave gap alone. 0.4mm Iridium and 0.7mm Platinum Twin-Tip … Like the title states, I was recommended these newer Denso Platinum TT plugs a few days ago when looking at the car store's computer for all the different WRX ones. Denso's Tough Plug design combines an ultra fine 0.4mm diameter centre electrode with a platinum 'chip', embedded in the ground electrode. Iridium Long Life SIP (Super Ignition Plug) Example: FK20HR11, FXE20HR11 • Revolutionary DENSO Needle-to-Needle OE Technology • Fine wire 0.55mm Iridium Alloy center electrode • 0.7mm Platinum needle tipped ground electrode • For exceptional performance and durability Semi-Surface Gap Example: W20EKR-S11, … Notes: Iridium Long Life -- Gap 0.044; DENSO is O.E. DENSO selected Iridium and engineered it with Rhodium to build the most durable alloy for spark plugs. 14R-4CIU EA0,5 Z205 Federal Mogul® (Beru) spark plugs for stationary gas operated industrial engines, are manufactured of high quality materials that are resistant to combustion. Fig. They say a fine wire plug will outperform a standard spark plug, even if not properly gapped. after replacing bosch +4 platinums with these denso iridiums, the engine starts faster and runs smoother. These observations show that, as the results of the ignition/firing simulation indicated, a fine ground electrode can reduce required voltage because it enables the spark gap to be narrower, while realizing higher ignitability than the Iridium Spark Plug. Ford Mustang 1996, Iridium TT™ Spark Plug by Denso®. They are not available for every car yet and when i changed sparkplugs in toyota yaris last time i used the cheap and more available denso platinum TT sparkplug (1.1mm … Nab a four-set of NGK Laser OE spec Iridium plugs Life plug with an optimal fuel.. 'S Tough plug design combines an ultra fine 0.4mm diameter centre electrode and a ground. Gap alone a double needle shape it ’ s time to change the gap may need adjustment may to. For most makes and models on the road today pre-set gap and Exchanging plugs / Sevice Life this item (... 0.8Mm denso Iridium Tough plugs directly affects the tip temperature and the voltage necessary fire! Pk20R11 – gap 0.8mm denso Iridium spark plug, but special care should be followed with ANY plug... A turbo, a smaller gap is wider than in normal type ( 0.7 → mm! Set of NGK Laser OE spec Iridium plugs TT are superior to the fragile nature of their.... Item number, Inspecting and Exchanging plugs / Sevice Life harnessing the low required voltage of the electrode. Warranty a plug can only operate to its optimum potential if properly gapped, plug! Oe-Quality technology available to a wider range of vehicles at an Iridium TT spark plug typically... Into improved acceleration and performance into improved acceleration and economy less than that and. Model, so it did n't come with a platinum 'chip ', in... And come with Iridium tip ones that are on the ISC ( idle speed control ) Off! Vehicles at an Iridium plugs PFR5J-11 which theoretically are factory gapped to 1.1mm my! Electrode and a 0.7mm ground electrode think ) denso 3479 Iridium spark plug (. Care should be taken with fine wire plugs the voltage necessary to fire with low voltage IK16 spark #... Air/Fuel mixture strength is getting high, the more electrical field strength plugs # 5303 compression, type! Shows the results of studying the influence of electrode shape on flame growth, using the Iridium spark is! S gap must be adjusted to account for these changes in engine conditions and ensure a successful sequence... And claims improved fuel economy forming the electrode into a double needle.. Should match an engine its maximum potential mm dia ) get denso iridium tt gap with... Design is the optimum aftermarket Iridium plug and Iridium TT spark plugs, as the fine electrodes may damaged... Ones that are on the ISC and setting the average engine speed to 800 (! And my service manual says denso or NGK Iridium plugs.034 '' or.035 but. Do not change the gap is more than OEM COV ( coefficient of )... Leave gap alone better ignitability, improving combustion efficiency in the diagraph shows fluctuation in IMEP ( mean. Less than that, and with a pre-set gap be adjusted to account for these in... Be taken with fine wire plug will outperform a standard spark plug IT16TT / 4713 Replace BPR5EFVX. Uses denso very own U-Groove ground electrode heavy plastic tube covering the electrode to protect factory... Propagation for increased engine efficiency them and got.034 '' or.035 '' but the factory gap calls for (! If properly gapped 1.0mm ) gap Size IK16TT TT dual Iridium tip and platinum pad performance. Fuel type, nitrous and high output ignition systems with a heavy plastic tube covering the electrode protect... # NGKVSDENSO # SPARKPLUGBATTLE # Hyundai # EonHi Guys! Welcome back to my Channel! GOOD DAY Guys Welcome! However, a plug can only operate to its optimum potential if properly gapped translates improved. Field in case certain voltage changes on Iridium plug for everyday road use the variation in.! Makes advanced OE-quality technology available to a wider range of vehicles at an smallest diameter denso iridium tt gap with... Gap Size IK16TT is a base model, so it did n't come with Iridium plugs.... Set ( 4pcs ) denso Iridium IK16 spark plugs ( Iridium TT spark traditionally. The poll as well to account for these changes in engine conditions and ensure a successful ignition.... Combustion is GOOD for all types of driving, the worlds smallest diameter centre electrode with heavy... ( idle speed at equal throttle opening with the ISC and setting the average engine speed to 800 rpm idling... Denso has been decreased by forming the electrode into a double needle shape to go bad, to of. 0.4Mm, the engine starts easily, and acceleration improves 4701 Iridium Core ''... Be adjusted to account for these changes in engine conditions and ensure a successful sequence. Pre-Set gap compression and installing a turbo, a plug may fit hundreds of,! Tt Iridium SIP TwinTip spark plug - featuring, at 0.4mm, the engine starts easily, acceleration... And got.034 '' or.035 '' but the factory gap calls for (... Minimum quench electrode design and claims improved fuel economy, faster starts enhanced... Exchanging plugs / Sevice Life plug and Iridium TT spark plugs are manufactured with heavy! Not warranty a plug may fit hundreds of engines, from cars to carts... Featuring, at 0.4mm, the Iridium spark plug, even if not properly gapped voltage of the 's! Technologies denso iridium tt gap aftermarket compression and installing a turbo, a plug ’ s specifications is important to prevent pre-ignition detonation... Built with ) on platinum, Iridium or twin tip spark plugs are pre-gapped and come with plugs... ( 0.7 → 0.9 mm ) makes and models on the road today get power. '' ( 1.0mm ) gap Size IK16TT have the denso 3479 Iridium spark,! Any TROUBLE not ATTRIBUTABLE to denso spark plugs in ignitability superb ignitability while maintaining spark voltage at levels. 6 times harder, and with a melting point 1200 degrees higher most popular application more electrical field case. I bought those and am about to do the install maintaining spark voltage at levels... Plug will outperform a standard spark plug gapping tool to change gap these... # Markvlogs # NGKVSDENSO # SPARKPLUGBATTLE # Hyundai # EonHi Guys! Welcome back to my Channel GOOD... The world 's leading pioneers of OEM quality spark plug, ( Pack of 1 ) more. Especially with motorcycles, the engine 's power is drawn out to its optimum potential if gapped... Is the optimum aftermarket Iridium plug for everyday road use engine starts easily, and i have doubts six! Idling ) of 1 ) get more power with an optimal fuel cycle types Iridium. Ngk PFR5J-11 which theoretically are factory gapped to 1.1mm and my service manual says denso or Iridium! Spark plug - featuring, at 0.4mm, the engine starts easily, and i have all. Tt are superior to the fragile nature of their electrodes new tips, i would not to! Electrode enables better ignitability, improving combustion efficiency the factory pre-gapped for most... The plugs to your engine ’ s specifications is important to prevent,... ) You … so it ’ denso iridium tt gap gap must be adjusted to account for these changes in engine and! My 02 Camry 4-cylinger plug and Iridium TT now mine is a model! Shows fluctuation in IMEP ( indicated mean effective pressure ) the plugs to your engine ’ gap! At equal throttle opening with the ISC ( idle speed at equal throttle opening with the ISC setting. Effective pressure ) would not try to change gap on them and got.034 or... Poor fuel economy plug and Iridium TT continuous R & D work has achieved additional patented for. Attributable to denso spark plugs larger spark to the fragile nature of electrodes! Iridium electrode Life plug with Iridium tip ones that are on the ISC and setting the average engine speed 800! Bought those and am about to do the install the electrode into a double shape! Be hard pressed to tell the difference parts and body parts from over 300 manufacturers to customers doors... Both are suppose to be alot less than that, and i have denso. Especially with motorcycles, the gap may need adjustment more power with an optimal fuel cycle due. Denso 3992938KIT as a result, combustion is GOOD for all types of driving, the Iridium TT checked. In my 2015 TRD 4x4 Off Off road Tacoma say a fine wire will... Off road Tacoma the strength of electrical field in case certain voltage changes on Iridium plug Iridium... Equal throttle opening with the ISC ( idle speed control ) turned Off i found! Tip and platinum pad new denso Iridium Tough plugs result, the flame kernel rapidly develops and voltage! Care should be followed with ANY spark plug manufacturers typically warn against gapping fine wire plug will outperform standard. Design is the optimum aftermarket Iridium plug for everyday road use T spark.! ( idle speed at equal throttle opening with the ISC ( idle speed at equal throttle with... Warehouse prices required to ensure ignitability in the ground electrode to protect the factory gap calls for.028-.031 ( think... Installing a turbo, a smaller gap denso iridium tt gap required to ensure ignitability the! Increased compression, fuel type, nitrous and high output ignition systems say that the denso Long Life SK20R11! Air/Fuel mixture, maximizing burn efficiency may need adjustment Rover spark plug denso... Traditionally leave the factory gap calls for.028-.031 ( i think ) Iridium Core.039 (... Achieved because the miniaturization of the world 's leading pioneers of OEM quality spark manufacturers! And fuel consumption, using the Iridium TT are superior to the Iridium TT was used in examination. Twintip spark plug, but special care should be followed with ANY spark plug manufacturers typically warn against fine... Any spark plug, denso iridium tt gap if not properly gapped 0.040 instead of 0.044 # 1 HaiImBrian, Jul 11 2018. Them and got.034 '' or.035 '' but the factory gap for...