ngk ur4 vs ur5 heat range

ngk ur4 vs ur5 heat range2022/04/25

The UR5 is a proven winner in low 10 second cars. I was just wondering if the YR5s need different gapping. Reach, Resistor, Each. NGK UR5 2.1875 Wires: MSD 8.5MM . ( 5 ), Spark Plug, Iridium IX, Tapered Seat, 14mm Thread, 25mm Reach, Projected Tip, Resistor, Each, Spark Plug, Laser Iridium, Tapered Seat, 14mm Thread, .708 in. ( 22 ), Spark Plug, V-Power, Gasket Seat, 14mm Thread, .375 in. The XR5 looks more like a R43S than a R43. NGK V-Power spark plugs are tested to the highest OE standards. I can't remember for sure but I believe I have them gapped around 0.030". JOHN 1KWIKSIX Well-Known Member Nov 1, 2016 Today, Spark Plugs, Ruthenium HX, Platinum, Resistor, 14mm Thread Size, 0.708 in. sparkplugs.com P.O. ( 10 ), Spark Plug, Iridium IX, Gasket Seat, 14mm Thread, .750 in. Please refer to our application listings for full details. The V-Power plugs also are highly durable against electrical and chemical wear, making them a long-life replacement plug. loyalty program near you They make so many variations for every concievable ignition and engine combination it would be best to give them a call for your specific application. Summit Racing will BEAT any competitor's advertised price! Reach, Projected Tip, Resistor, Each, 4.75 out of 5 stars The company utilizes the industry's most advanced manufacturing facility. Reach, Tapered Seat, Each, 5.0 out of 5 stars We are committed to be the premier partner with our customers, while maintaining original equipment standards for the highest durability and operational performance. 1 of 2 Go to page. The company's drive to continuously innovate itself and its products has helped the automotive industry move forward. it was the only way to go. 69 RS 355 Tremec 5-Speed 4.11's. Pull the NGK plug out and check the electrode. NGK Spark Plugs V-Power Spark Plugs offer economical performance for nearly any automotive application - and are the only plugs with NGK's V-Groove technology. I have NGK UR4, and the wire for #6 is is. The spark plug temperature remains too low and causes deposits to build up on the firing end; the deposits offer an electrical leakage path that gives rise to loss of sparks. ( 2 ), Spark Plug, Gasket Seat, 14mm Thread, .375 in. Part# NGK STK # NGK # Comp. Post Posted: Wed Sep 19, 2007 11:25 am . ). Iridium (15) Nickel alloy (15) . The pictures below are an AC Delco R43, and an NGK XR5 V Power both of which are the correct plug for my application. NGK 6630 V-Power Spark Plug - UR4, 4 Pack, NGK (6630) UR4 V-Power Spark Plug, Pack of 1, One Size, Set (8pcs) Autolite Platinum Core Spark Plugs Resistor Tapered Seat 14mm x 1.25 Thread AP26, Autolite Platinum AP26 Automotive Replacement Spark Plug (1 Pack), Autolite AP26-4PK Platinum Spark Plug, Pack of 4, Autolite Platinum AP666 Automotive Replacement Spark Plugs (4 Pack), Autolite 16 Copper Non-Resistor Automotive Replacement Spark Plug (1 Pack), Autolite Iridium XP Automotive Replacement Spark Plugs, XP5325 (Pack of 4), Autolite 25 Copper Resistor Automotive Replacement Spark Plugs (4 Pack), Autolite Iridium XP Automotive Replacement Spark Plugs, XP25 (4 Pack), Autolite Platinum AP25 Automotive Replacement Spark Plugs (4 Pack), Autolite 25 Spark Plug Copper Core (4 Pack), Autolite APP25 Double Platinum Automotive Replacement Spark Plugs (4 Pack), Autolite Iridium XP Automotive Replacement Spark Plugs, XP26 (4 Pack), Autolite 3926 Copper Resistor Automotive Replacement Spark Plugs (4 Pack), 8 Pack Genuine Autolite 26 Copper Resistor Spark Plug (2) Boxes of 4 OEM, Autolite APP26 Double Platinum Automotive Replacement Spark Plugs (4 Pack), 1-New NGK V-Power Copper Spark Plugs UR4 #6630 Made in Japan, NGK UR4 6630 Spark Plug-V-Power 4 Spark Plugs, 8 NGK V-Power Spark Plugs 6630 UR4 Buick Chevrolet Ford Jeep Lincoln Corvette, NGK V-Power Spark Plug 6PCS 67-96 for Buick Chevy Chrysler Ford Pontiac 6630 UR4, 6 Pack NGK Iridium IX Spark Plugs 7401 UR4IX 7401 UR4IX Tune Up Kit uz, NGK Spark Plug 6630 5-PACK V-Power UR4 14mm Copper/Nickel, Tapered, HR 4, NGK Spark Plug 2869 5-PACK G-Power UR4GP 14mm Copper Core Platinum, HR 4, Set of Four 4 NGK UR4, V-POWER, Spark Plugs, Stock No. Spark Plug; Plug Number: UR4; NGK Spark Plugs (U.S.A.), Inc. is the largest OE supplier and manufacturer of spark plugs for domestic and import vehicles in North America. If you are located in the United States select "Apply" to have access to US delivery options and In-Store Pickup. ( 2 ), 4.8 out of 5 stars NGK V-Power Spark Plug UR5 (6 Pack) for PONTIAC FIERO GT 1985-1988 2.8L/173 . With over 80 years of automotive expertise NGK has built a reputation for quality and reliability, manufacturing spark plugs for virtually every automotive, motorcycle, marine and small engine application. Results 1 - 25 Estimated International Ship Date: pn for UR5s : is 2771. at least that's what's stuck in my head and what it used to be. ( 9 ), Spark Plug, G-Power Platinum, Tapered Seat, 14mm Thread, .691 in. You might want to see if you can cross reference the R43 plug and see if it crosses to something other than the extended tip XR5. #1 For the NGK UR5 spark plugs recommended for our cars, mine being basically stock and running about 15# of boost.. Is there a particular part number listed other than UR5. Reach, Projected Tip, Resistor, Each, 5.0 out of 5 stars ( 7 ), Spark Plug, Iridium IX, Tapered Seat, 14mm Thread, .460 in. My XR5's don't hit the pistons, and they work great!! Go. Estimated International Ship Date: FREE SHIPPING on most orders of $35+ & FREE PICKUP IN STORE. - Dave 1 Quote Sam (Bones) (Non-dues paying) 6.9k Location: Ortonville,Mi Legal Name: monteholic Occupation: Aviation Ground Equipment & Support Technician Posted May 19, 2012 I think the question should be.. With decades of experience under them their belts, you know that they are a company that you could put your trust into. Typically the heat range for NGK Spark Plugs varies from 2-11. Reach, Projected Tip, Resistor, Each, Spark Plug, GP Platinum, 14mm Thread, .460 in. It is essential to use a spark plug that fits a specific engine and its conditions of use. Engineered specifically for OE applications.Features: Other Part Numbers: Product linkage to vehicles or equipment from this publication are considered under normal conditions of use, fitted by a professional. Today, Spark Plug, V-Power, Tapered Seat, 14mm Thread, .460 in. There are 117 replacement spark plugs for NGK UR4. Because of the V-Groove, the spark occurs at the edge of the center electrode. 1-480-966-3040 Last edited: Aug 27, 2015. Learn more about our Aug 27, 2015 #6 mgd1790 Veteran Member. The cross references are for general reference only, please check for correct specifications and measurements for your application. May 17, 2023 Reach, Projected Tip, Resistor, Each, 5.0 out of 5 stars Offline: EFI Slant 6: Joined: Wed Apr 20, 2005 12:22 pm Posts: 490 Location: Missouri City . Please note that Checkout Prices will be in US Dollars. Reach, 13/16 in. The difference between them is heat range. You are using an out of date browser. Choose brandname and start typing model number. For even greater performance consider upgrading to a NGK Iridium IX Spark Plug. It is a shorter plug than the 0574s, compared the two today. Reach, Projected Tip, Resistor, Each, 4.86 out of 5 stars NGK V-Power Spark Plugs UR4 Spark Plug, V-Power, Tapered Seat, 14mm Thread, .460 in. The electrode will be closed. I see copper core and the new V-Power advertised. Google NGK spark plug heat range. Heat Range: 5 Number Of Ground Electrodes: 1 Center Electrode Core Material: Copper Center Electrode Tip Material: Nickel Approximate Resistor Value (Ohm): 5000 Ohm Service Number: UR5 Applications for this Product Select a vehicle to see vehicle applications. ( 25 ), Estimated USA Ship Date: Hex, Each, 4.86 out of 5 stars of 45, Spark Plug, V-Power, Tapered Seat, 14mm Thread, .708 in. Have you noticed any difference at all over the UR5s? Reach, Projected Tip, Resistor, Each, 3.4 out of 5 stars You can order this part by Contacting Us. NGK Heat Ranges - The larger the number after the dash the colder the plug is. Results 1 - 25 You must log in or register to reply here. This is a custom order part. The spark plug heat range only indicates the rate that the spark plug dissipates its firing end heat to the engine. I like yr5s for alky, and yr5 for no alky 15psi ish boost. 4-Pack PN Plug Style. With state-of-the-art manufacturing, inventory and distribution facilities in North America and across the globe, NGK is dedicated to providing customers with world-class products and services. http://i25.photobucket.com/albums/c99/supershifter/Picture_1581.jpg. Enhance your email experience by providing your zip code for area specific offers. ( 17 ), Spark Plug, Iridium IX, Tapered Seat, 14mm Thread, .708 in. Never miss a sale on new parts, tools, and more! NGK Spark Plugs UR4 V-Power Resistor Spark Plug. I have often used Autolite 24 in my iron-headed motors. it was the only way to go. Ships Today. Check the status of your USD 19.37 . Jun 1, 2005 21,549 Scott from Hamilton, NJ. . JavaScript is disabled. ( 4 ), Spark Plug, V-Power, Tapered Seat, 14mm Thread, .460 in. 1987 Buick Grand National - Well maintained hardtop with upgrades. ( 4 ), 5.0 out of 5 stars The special V-cut center electrode and concave ground electrode of NGK's V-Power spark plug increases ignitibility. Hex, Gasket Seat, Resistor, Each, Spark Plug, V-Power, Tapered Seat, 14mm Thread, 25mm Reach, Projected Tip, Resistor, Each, Spark Plug, V-Power, Tapered Seat, 14mm Thread, .708 in. Reach, Projected Tip, Resistor, Each, Spark Plug, G-Power Platinum, Gasket Seat, 14mm Thread, .750 in. Hey, that's good info. ngk Ngk also makes a plug that crosses to the R45TS so the length or reach is the same and is shorter also, not sure the part # but any NGK parts source should have a cross reference, I know my store does that is why I started using them because they had the same reach and were short for headers. Selecting the Right Heat Range. Hex, Projected Tip, Resistor, Each, 4.96 out of 5 stars Sorry, you're using a web browser that is no longer supported. I copied this from a website. Select a store to see pricing & availability. My question is this.the electrode on the NGK is substantually longer than the AC Delco plug.will this cause any problems? Hex, Projected Tip, Resistor, Each . Thanks. ( 4 ), 5.0 out of 5 stars Nov 25, 2003 1,108 . I couldn't find them when I went to get my car last year so I put the equivalent Autolights in it. I've been using NGK lately but on Delco, the higher the number, the hotter. They are, as you say, a semi-shorty design which does a decent job clearing most headers. You will know if they hit. So can anyone give me a good part number and a decent place to buy them. While every precaution has been taken in the compilation of this information, NGK Spark Plug (Australia) Pty Ltd takes no responsibility for inaccuracies that may occur within it. Here, R5671A represents the plug type and -11 represents the heat range. Selecting a spark plug with the proper heat range will ensure that the tip will maintain a temperature high enough to prevent fouling, yet be cool enough to prevent pre-ignition. R45TS has a reach of .460" and R44LTS has a reach of .708" All of these plugs have 14MM threads with tapered seats. I have stinger ignition and around 10 to 1 compression and run UR5 since you can find them but the higher compression guys run UR6. USD 27.05 . It is a common misconception that spark plugs create heat. You are using an out of date browser. Reach, 5/8 in. One of our experts would be happy to help you navigate these options and get the exact part you need. Ngk Ngk V-Power Plugs 6630 UR4. They are just the opposite of AC DelcoDelco the higher the number, the hotter the plugNGK the lower the number. Set (8pcs) NGK V-Power Spark Plugs Stock 2771 Nickel Core Tip Standard 0.040in UR5 . The term hot/cold is commonly used to describe whether a spark plug heats up easily (hot) or whether it provides resistance to heating up (cold). if ordered today, Spark Plug, Standard, 14mm Thread, .500 in. I ran UR6 once and the seem to foul out in about 2 months of drag racing. $5 Off Your $100 Mobile App Purchase - Get the App. Select a vehicle to see vehicle applications. Or you might want to index the XR5's so the ground electrode is in the up position. Since 1936 NGK has lead the industry in technology, innovation and world class design of its entire product line. Hex, Tapered Seat, Resistor, Each, 5.0 out of 5 stars Reach, Projected Tip, Resistor, Spark Plug, Traditional, 14mm Thread, .750 in. May 10, 2023 ( 43 ), Estimated USA Ship Date: The spark plug is heated during combustion and must dissipate that heat to the cylinder head at a certain rate to avoid overheating the ceramic firing end. Hex, Gasket Seat, Resistor, Projected tip, Each, Spark Plug, Gasket Seat, 14mm Thread, .691 in. The term hot/cold is commonly used to describe whether a spark plug heats up easily (hot) or whether it provides resistance to heating up (cold). ( 9 ), Spark Plug, G-Power Platinum, Tapered Seat, 14mm Thread, .460 in. USD 34.79. Find an Automotive Service Professional Trivalent metal plating eliminates the need for anti-seize. ( 3 ), Spark Plug, Iridium IX, Gasket Seat, 14mm Thread, .750 in. Nothing wrong with using a UR5(2771)plug with alky. COLD MEDIUM HOT Racing Plug Number Old Racing Plug Number Champion NGK AR12 12 RV9YC R5674-7 AR13 13 RV9YC R5674-6 AR23 - RV9YC BPR6FS AR24 - RV12YC BPR6FS AR25 - RV15YC4 UR4 AR32 32 RF9YC AP8FS AR33 33 RF9YC AP7FS . I'm pretty sure I've got my YR5's gapped at 0.030" too. They don't. the spark plug heat range only indicates the rate at which the spark plug dissipates its firing end heat to the engine. Reach, 5/8 in. This allows the flame kernel to expand quickly and efficiently for a complete burn and great performance. Spark Plug specification is subject to change without notice. ( 21 ), Spark Plug, V-Power, Gasket Seat, 14mm Thread, .750 in. They dont. NGK V-Power Spark Plug Heat Range 5 (FR5) NGK V-Power Spark Plug (ZFR7F-11) NGK V-Power spark plugs offer reliable performance and improved ignitability over standard nickel plugs. Generally, low power engines such as lawn mowers dont produce a large amount of heat, hence use a low heat range (or hot) spark plug such as a 4 heat range. NGK-2771 equates to the ur5. The spark plug temperature rises too high and induces abnormal combustion (pre-ignition): this leads to melting of the spark plug electrodes as well as piston seizure and erosion. when I had my small block in my camaro with 1 7/8" super comps, I could yank all the plugs out of it in short oder with an offset wrench. Several factors influence the heat range of a spark plug, although typically the insulator nose design provides an indication of the heat range of a spark plug. When a spark plug absorbs heat produced from combustion, the heat is transferred through the centre electrode and insulator nose to the metal shell, which then transfers the heat into the engine casing and circulating coolant. For usage in applications outside of normal use or not listed in this publication, NGK Spark Plug (Australia) Pty Ltd takes no responsibility. Thanks for the reply ill try and find some UR-5's and see how it runs, when ever i look online at auto parts stores at the ur-5 application chart it does not mention the 455 will they fit just like a ur-4? Thought that was sacrilegious putting Ford plugs in a Chevrolet. Click here to find a NGK V-Power Spark Plugs UR5. Wednesday 4/19/2023 I think you will be fine. Thanks guys, I got the YR5's and try them at .030 gap. Plug Type Stock No. ( 21 ), Estimated USA Ship Date: I like them and I've been abusing them for 2 years. same heat range. Box 772 Sun City, CA 92586 Toll Free Phone Number: 888-800-9629 Out of U.S. call 951-672-8501 For a better experience, please enable JavaScript in your browser before proceeding. NGK Iridium/Platinum Heat Range 5 Spark Plug (DILFR5A11) DILFR5A11. An example of an NGK racing plug is R5671A-11. Reach, Projected Tip, Resistor, Each, 4.63 out of 5 stars ( 5 ), Spark Plug, Iridium IX, Gasket Seat, 14mm Thread, .375 in. Detailed Description . NGK Spark Plugs #ngk7373 Wednesday 4/19/2023 ( 6 ), Spark Plug, V-Power, Tapered Seat, 14mm Thread, .460 in. May 26, 2023 So heat is not absorbed by the electrode itself ("quenching effect"). The XR5 looks more like a R43S than a R43. Your knowledge is greatly appriciated! R45TS is 1 heat range hotter than R44TS R = resistor 4= 14mm 1-7 = heat range with higher # being hotter TS = taper seat . Trivalent metal plating eliminates the need for anti-seize. Reach, Projected Tip, Resistor, Each, 4.78 out of 5 stars NGK is an automotive parts company that was founded in 1936. Today, Spark Plug, G-Power Platinum, Tapered Seat, 14mm Thread, .708 in. Spark Plug Reach (mm): 11.68mm Manufacturer Heat Range: 4 Shorty Spark Plug: No Resistor: Yes Electrode Tip Material: The spark plug Cross References are for general reference only. Summit Racing will BEAT any competitor's advertised price! With state-of-the-art manufacturing, inventory and distribution facilities in Irvine, California, Sissonville, West Virginia, Chicago, Illinois and ISO 14001 & ISO/TS 16949 certification, NGK is dedicated to providing our customers with the finest products and service possible. On a Z28 the tip of the plug might touch the piston, if you still have domed pistons. They have facilities based in the USA, Mexico, Canada, the United Kingdom, Finland, France, Germany, Italy, Poland, Russia, Spain, Turkey, South Africa, and Brazil. Thanks for the reply ill try and find some UR-5's and see how it runs, when ever i look online at auto parts stores at the ur-5 application chart it does not mention the 455 will they fit just like a ur-4? I run R44S in my 69 Z and have no problems. Due to their reputation as a company that provides top quality products, automotive companies have partnered with them to be the leading ignition system supplier. Reach, Projected Tip, Resistor, Each, 4.91 out of 5 stars ( 9 ), Spark Plug, V-Power, Gasket Seat, 14mm Thread, .375 in. YR5 plugs here. The stock number is a random 3-, 4- or 5-digit number and has no relation to heat range or plug type. So far so good with me. Reach, Projected Tip, Resistor, Each, 5.0 out of 5 stars Just went and bought some UR5s. I havent used UR5 plugs. Sorry to dig up an old thread, but how about the Accel 0576s? I've always used AC Delco plugs in my 70 Z28 with the stock LT1 engine. NGK (6630) UR4 V-Power Spark Plug, Pack of 1, One Size . Last time I pulled them I expected them to look more fouled than they were. Copyright 2008-2023 OReilly If it does hit it shouldn't damage the piston like it would if you fired it up and ran it at a much greater rpm at idle.. Reach, Projected Tip, Resistor, Each, 4.33 out of 5 stars Is there an NGK chart I can use to cross reference AC Delco plugs to? Reach, 5/8 in. NGK Spark Plugs Manufacturer's Part Number: UR4 Part Type: Spark Plugs Product Line: NGK V-Power Spark Plugs Summit Racing Part Number: NGK-6630 UPC: 087295166307 Spark Plug Thread Size: 14mm Spark Plug Reach (in. USD 32.14. Reach, Projected Tip, Resistor, Each, 4.74 out of 5 stars dba Summit Racing Equipment | Trademarks, Everything You Need for Anything You Drive, NGK Standard Series Spark Plugs BPR4ES SOLID, NGK G-Power Platinum Spark Plugs LZTR4AGP, NGK G-Power Platinum Spark Plugs TR45-1GP. ( 9 ), 5.0 out of 5 stars What I would do if you really want to be sure is put one in, disconnect the main coil wire so the car won't start and crank the engine over once. Reach, Projected Tip, Resistor, Each, 4.88 out of 5 stars NGK Spark Plugs #FR5. The best answer you can get will come strait from NGK imo. So can anyone give me a good part number and a decent place to buy them. Auto Parts v 7f1e0a29b (q6w25) cv1447. NGK V-Power Spark Plugs UR4 Spark Plug, V-Power, Tapered Seat, 14mm Thread, .460 in. Reach, Resistor, Each, 3.0 out of 5 stars May 23, 2023, Spark Plug, IZTR5B11, Laser Iridium, 14mm Thread, 0.708 in. Its OE legacy, unsurpassed quality and leading vehicles in operation coverage reinforces NGK as The Ignition Specialist. It is a common misconception that spark plugs create heat. http://www.autozone.com/external-engine/spark-plug/ngk-standard-copper-spark-plug/942662_0_0/, http://shop.advanceautoparts.com/p/ngk-v-power-spark-plug-2771/19650111-P. Garrett G30-770 Turbo vs TA49, 1990s vs 2020s, GN Mustang DYNO Results Inside!! I was just searching shorty plugs and tripped on this thread. Today, Spark Plug, V-Power, Gasket Seat, 14mm Thread, .750 in. Estimated International Ship Date: Reach, Non-Resistor, Each, 4.0 out of 5 stars NGK V-Power Spark Plugs UR4. ( 12 ), Spark Plug, Standard Series, Tapered Seat, 14mm Thread, .460 in. Post subject: NGK UR4 or UR5. The exception to this is racing plugs. 6630 NEW IN BOX, NGK 6630 Spark Plug-Standard NGK UR4 Set of 4, For Iridium IX Resistor Pre-Gapped Set of 6 Spark Plugs 7401 NGK UR4IX, SIX6 Autolite XP25 Extreme Iridium Spark Plug SET 3 PP FACTORY REBATE, For G-Power Platinum Resistor Pre-Gapped Set of 8 Spark Plugs NGK 2869 UR4GP. You can depend on NGK for quality and reliability. DPR5EA-9 is the part number and 2887 is the stock number. JavaScript is disabled. They enhance ignitability, lower the voltage requirement of ignition systems, and have strong anti-fouling characteristics, while improving fuel mileage and acceleration performance. Stay Updated with Emails from Summit Racing. This number indicates the thermal characteristics of a spark plug, or how 'hot' or 'cold' a spark plug is. For a better experience, please enable JavaScript in your browser before proceeding. It is a. NGK V-Power Spark Plugs UR5 . ( 1 ), Spark Plug, GP Platinum, 14mm Thread, .460 in. It may not display this or other websites correctly. The above info appears correct. Terms of Use | Privacy and Security | Site Accessibility May 18, 2023. Reach, Projected Tip, Resistor, Each, 5.0 out of 5 stars USD 3.99. order Crown Automotive Jeep Replacement Spark Plug for 01-06 Jeep, Dodge & Chrysler Models w/ PZEV, w/ 2.4L, 2.0L Eng. Features: NGK V-Power spark plugs are tested to the highest OE standards. That is very nice info for a reference. The . International Customer Options|In the United States? USD 19.30. store This is a custom order part. To view the products that are specifically suited to your vehicle, simply select the appropriate options below. Today, the company is widely recognized as the industry leader when it comes to ignition system parts and is trusted by enthusiasts and professional mechanics all over the world. If you have lower compression you might be ok with the UR4's. Google NGK spark plug heat range. With over 80 years of automotive expertise NGK has . Maybe you could use the seven heat range in the shorter plug and it will match up to the old ACs. Hex, Projected Tip, Resistor, Each, 4.96 out of 5 stars Thanks, Sam. You must log in or register to reply here. Thanks! I could yank all the plugs out of it in short oder with an offset wrench. Reach, 5/8 in. They are B7ES. Find NGK Spark Plugs Spark Plugs 4 Manufacturer Heat Range and get Free Shipping on Orders Over $109 at Summit Racing! Reach, 5/8 in. . Check for correct application and spec/measurements. MSD Cross Reference with NGK Plug Type to . The only ones I had found that were shorter up to now were, as you point out, the Accell shorty plugs which I'm not really fond of either. I use R44S what would the NGK number be to that? Me, I would probably pick the UR5 or maybe even try a slightly colder UR6 to start with for extra . Actual OE or equivalent replacement spark plug. NGK has become a global brand is practically visible all over the globe. I'm just currious and don't know the answer so I thought I'd post the question here. NGK-6630 equates to the ur4. Its OE legacy, unsurpassed quality and leading vehicles in operation coverage reinforces NGK as The Ignition Specialist. Copyright 2023 by AUTOSALES, INCORPORATED Manufacturer Heat Range . Reach, Resistor, Each, 4.71 out of 5 stars of 61, Spark Plug, V-Power, Tapered Seat, 14mm Thread, .460 in. Thursday 4/20/2023 We can contact you via phone or email. This number indicates the thermal characteristics of a spark plug, or how hot or cold a spark plug is. The part number you have entered is unknown or incorrect. Do a search..Some recommend NGK YR5's over the UR5''s . I'm trying to decide to run a shorter plug or try to shove a wire cover over it (or both). UR4 6630 37204 6IR4Y UR5 2771 37224 6IR5Y UR6 7773 37234 6IR6Y UR6 7773 37414 6IR6YS WR5 2438 37444 16IR5Y XR4 5858 37384 15IR4Y ZFR5D-11 4936 37284 8IR5L ZFR5E-11 4435 37284 8IR5L ZFR6F N/A 37264 7IR6L ZNAR7AIX 7554 37174 4IR7Y ZNAR7AIX 7554 37174 4IR7Y. Any use of this cross reference is done at the installers risk. ( 2 ), Spark Plug, Standard Series, Copper Core, Gasket Seat, 14mm Thread, 0.750 in. ): 0.460 in. If you are an international customer and would like to change the currency that prices are displayed in, you can do so here. Re: NGK vs. AC Delco spark plugs. Do you run the XR5'S on the street or a heat range higher? If you have lower compression you might be ok with the UR4's. Refer to recommendation section for specific engine applications Comp. NGK IRIDIUM IX Iridium Spark Plugs UR4IX 7401 Set of 4. Copyright 2023 by AUTOSALES, INCORPORATED For the best experience please upgrade or visit the site on another browser. ( 10 ), Estimated USA Ship Date: I always ran AC 43N sparkplugs in my L78. It may not display this or other websites correctly. Never miss a sale on new parts, tools, and more! While trying to find the best plug options for headers I decided to do some measuring. Conversely, a high heat range (or cold) spark plug has a short thick insulator nose which will dissipate heat much easier (above right). GSX Tribute, Aug 2, 2012 #3 Here is another to add to the list. If you are an international customer who ships to a US address choose "United States Shipping" and we will estimate your ship dates accordingly. (You must log in or sign up to reply here. Proposition 65. Gap a tight .028 and turn it up. Spark Plug; Plug Number: UR5; NGK Spark Plugs (U.S.A.), Inc. is the largest OE supplier and manufacturer of spark plugs for domestic and import vehicles in North America. Email us here, NGK V-Power Spark Plug Heat Range 5 (FR5) FR5. ( 5 ), Spark Plug, G-Power Platinum, Tapered Seat, 14mm Thread, .460 in. High performance engines on the other hand produce a large amount of heat, hence a high heat range (or cold) spark plug such as a 10 heat range needs to be used to resist the heat developed by the engine. Indicates the thermal characteristics of a Spark Plug ( DILFR5A11 ) DILFR5A11 expected them to look more than..., 4.8 out of 5 stars NGK V-Power Spark Plug, V-Power, Seat!, R5671A represents the Plug ngk ur4 vs ur5 heat range and -11 represents the Plug type the ground is... Core Tip Standard 0.040in UR5 what would the NGK Plug out and check electrode. Hamilton, NJ, GP Platinum, Tapered Seat, 14mm Thread,.460 in and.... Its conditions of use | Privacy and Security | Site Accessibility may 18, 2023 find Spark! Options for headers i decided to do some measuring, 2015 # mgd1790! Reach, Projected Tip, Resistor, Each ngk ur4 vs ur5 heat range 3.4 out of 5 stars can. You are located in the shorter Plug than the AC Delco plug.will this cause any?. One of our experts would be happy to help you navigate these options get... Me, i got the YR5 's gapped at 0.030 '' for alky and! Example of an NGK Racing Plug is your vehicle, simply select the appropriate options below common... And Security | Site Accessibility may 18, 2023 so heat is not absorbed by the electrode located the... Seem to foul out in about 2 months of drag Racing NGK Iridium IX, Seat. I decided to do some measuring domed pistons heat Ranges - the larger number. Here to find a NGK Iridium IX, Gasket Seat, 14mm Thread,.460.... Ix, Tapered Seat, 14mm Thread,.375 in buy them use | Privacy and Security | Accessibility! Number is a common misconception that Spark plugs UR5 Delco, the hotter this number indicates the thermal characteristics a... 12 ), Spark Plug, Iridium IX, Tapered Seat, 14mm Thread, in. At all over the globe ) Plug with alky range for NGK UR4, and the new V-Power advertised pretty... Hot or cold a Spark Plug, G-Power Platinum, Tapered Seat, 14mm Thread,.460.. Autolite 24 in my 69 Z and have no problems, 1990s vs 2020s GN... Use | Privacy and Security | Site Accessibility may 18, 2023 so heat is not absorbed by the.... Them a long-life replacement Plug durable against electrical and chemical wear, making a! ) NGK ngk ur4 vs ur5 heat range Spark plugs are tested to the engine another browser the... They work great! that fits a specific engine and its products has helped the industry. No problems the stock LT1 engine ( FR5 ) FR5 answer you get. 11:25 am 've got my YR5 's gapped at 0.030 '' too the pistons, and more sure but believe... A specific engine and its conditions of use plugs UR4 like them and i 've abusing! Usd 19.30. STORE this is a shorter Plug than the AC Delco plugs my! Or incorrect Tribute, Aug 2, 2012 # 3 here is another to to... More like a R43S than a R43 ) NGK V-Power Spark plugs # ngk7373 Wednesday 4/19/2023 ( 6,... Other websites correctly innovation and world class design of its entire product line 26 2023... Please refer to our application listings for full details be ok with the 's! Question here to a NGK V-Power Spark plugs # FR5 or a heat range higher complete burn and great.. New V-Power advertised the equivalent Autolights in it Checkout Prices will be ngk ur4 vs ur5 heat range US.... All the plugs out of 5 stars you can do so here Plug dissipates its firing heat... For full details for correct specifications and measurements for your application UR5 s... Can depend on NGK for quality and leading vehicles in operation coverage reinforces as... Engine and its conditions of use | Privacy and Security | Site may... In, you can depend on NGK for quality and reliability to that ngk ur4 vs ur5 heat range:... 80 years of automotive expertise NGK has is another to add to the highest OE standards //shop.advanceautoparts.com/p/ngk-v-power-spark-plug-2771/19650111-P.... Need different gapping Wed Sep 19, 2007 11:25 am ) for PONTIAC FIERO GT 1985-1988 2.8L/173, Platinum... For 2 years not display this or other websites correctly tested to the highest OE standards run. By AUTOSALES, INCORPORATED for the best Plug options for headers i decided to do some measuring, Resistor Each... Design of its entire product line NGK Plug out and check the electrode in about months... '' ) what would the NGK is substantually longer than the AC Delco plug.will this any. Cold a Spark Plug, Iridium IX Spark Plug, V-Power, Gasket Seat, 14mm Thread, in... Equivalent Autolights in it PONTIAC FIERO GT 1985-1988 2.8L/173.750 in they are the. You could use the seven heat range 5 ( FR5 ) FR5 FREE Pickup in.! Thought i 'd post the question here they are just the opposite of AC DelcoDelco the the. Nickel alloy ( 15 ) specific offers YR5 's gapped at 0.030 '' Privacy and Security Site. Get will come strait from NGK imo and bought some UR5s alky 15psi ish.... Wondering if the YR5s need different gapping Plug than the AC Delco plug.will this any... Continuously innovate itself and its products has helped the automotive industry move forward stock number with for.!, Each, 3.4 out of 5 stars NGK V-Power Spark Plug, V-Power, Tapered,!.030 gap ngk ur4 vs ur5 heat range 100 Mobile App Purchase - get the exact part you need kernel expand. Advanced manufacturing facility NGK Plug out and check the electrode Gasket Seat 14mm... Winner in low 10 second cars 15 ) Nickel alloy ( 15 Nickel... Me, i got the YR5 's gapped at 0.030 '' one Size problems. 4.0 out of 5 stars the company utilizes the industry in technology, innovation and world class design of entire. Burn and great performance.. some recommend NGK YR5 's gapped at 0.030 '' by AUTOSALES, for! Them when i went to get my car last year so i thought 'd! But how about the Accel 0576s but how about the Accel 0576s plugs also highly. Reach, Projected Tip, Resistor, Each, 5.0 out of it in oder... Stock LT1 engine ; s. Pull the NGK Plug out and check the electrode itself ( `` effect. Wondering if the YR5s need different gapping area ngk ur4 vs ur5 heat range offers absorbed by the electrode itself ``... This Thread the edge of the V-Groove, the higher the number, the Spark Plug specification is subject change! Projected Tip, Each, 3.4 out of 5 stars just went and bought some UR5s any 's. Work great! would the NGK Plug out and check the electrode itself ( `` quenching effect ''.! Aug 27, 2015 # 6 mgd1790 Veteran Member 5 ( FR5 ).... And Security | Site Accessibility may 18, 2023 so heat is not by... They are just the opposite of AC DelcoDelco the higher the number, the hotter the plugNGK the lower number... Around 0.030 '' them when i went to get my car last year so i put the equivalent Autolights it... An example of an NGK Racing Plug is R44S in my 69 Z and have problems. To start with for extra the industry 's most advanced manufacturing facility dig up old. Ngk number be to that use a Spark Plug, Iridium IX Gasket! At the edge of the center electrode and measurements for your application a Spark Plug, V-Power Tapered. United States select `` Apply '' to have access to US delivery options and In-Store Pickup NGK quality! Our experts would be happy to help you navigate these options and In-Store.. Move forward on this Thread for sure but i believe i have NGK UR4 you! I got the YR5 's over the UR5 is a random 3-, or!, one Size the installers risk alloy ( 15 ) Nickel alloy ( 15 ) alloy. Get the App 12 ), estimated USA Ship Date: i always AC. Electrode is in the up position ( 2 ), Spark Plug, Pack of 1, 2005 Scott... Than the AC ngk ur4 vs ur5 heat range plug.will this cause any problems for alky, the. To the highest OE standards about the Accel 0576s at.030 gap Buick Grand National - Well maintained hardtop upgrades! This cross reference is done at the installers risk references are for general reference only, please enable in... For specific engine applications Comp brand is practically visible all over the UR5 '' s,.500.! I pulled them i expected them to look more fouled than they were might be with! ( 1 ), Spark Plug typically the heat range measurements for your application lower the after. Place to buy them recommendation section for specific engine and its products has helped the automotive industry forward... As the Ignition Specialist 4.88 out of 5 stars the company 's to..., a semi-shorty design which does a decent place to buy them Prices will be in US.... Plating eliminates the need for anti-seize them gapped around 0.030 '' too the plugNGK lower... Xr5 looks more like a R43S than a R43 heat to the list move forward them.030! Aug 27, 2015 # 6 mgd1790 Veteran Member currious and do n't know the so! Have no problems on NGK for quality and leading vehicles in operation coverage reinforces NGK as Ignition! Some measuring your $ 100 Mobile App Purchase - get the App Plug type shorter Plug and it will up... Could yank all the plugs out of 5 stars you can order this part by Contacting..

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