ngk ur4 vs ur5 heat range

Never miss a sale on new parts, tools, and more! I have often used Autolite 24 in my iron-headed motors. Your knowledge is greatly appriciated! I was just searching shorty plugs and tripped on this thread. The best answer you can get will come strait from NGK imo. Hex, Tapered Seat, Resistor, Each, 5.0 out of 5 stars For a better experience, please enable JavaScript in your browser before proceeding. ( 25 ), Estimated USA Ship Date: The XR5 looks more like a R43S than a R43. I like yr5s for alky, and yr5 for no alky 15psi ish boost. Reach, Projected Tip, Resistor, Each, 4.33 out of 5 stars NGK Spark Plugs #ngk7373 Other Part Numbers: NGK Spark Plugs #ngk7373. This is a custom order part. NGK V-Power Spark Plugs UR5 . Hex, Projected Tip, Resistor, Each, 4.96 out of 5 stars Reach, 13/16 in. YR5 plugs here. I've been using NGK lately but on Delco, the higher the number, the hotter. An example of an NGK racing plug is R5671A-11. Auto Parts v 7f1e0a29b (q6w25) cv1447. Copyright 2008-2023 OReilly ( 7 ), Spark Plug, Iridium IX, Tapered Seat, 14mm Thread, .460 in. If you have lower compression you might be ok with the UR4's. Google NGK spark plug heat range. Reach, Projected Tip, Resistor, Each, 4.63 out of 5 stars NGK (6630) UR4 V-Power Spark Plug, Pack of 1, One Size . . Reach, Projected Tip, Resistor, Each, Spark Plug, GP Platinum, 14mm Thread, .460 in. Post Posted: Wed Sep 19, 2007 11:25 am . ( 9 ), Spark Plug, V-Power, Gasket Seat, 14mm Thread, .375 in. Reach, Projected Tip, Resistor, Each, 4.75 out of 5 stars Ngk Ngk V-Power Plugs 6630 UR4. Trivalent metal plating eliminates the need for anti-seize. NGK V-Power Spark Plugs UR4 Spark Plug, V-Power, Tapered Seat, 14mm Thread, .460 in. Stay Updated with Emails from Summit Racing. International Customer Options|In the United States? I use R44S what would the NGK number be to that? I couldn't find them when I went to get my car last year so I put the equivalent Autolights in it. USD 19.37 . Over the winter I found some NGK plugs that look identical to the 43N. Actual OE or equivalent replacement spark plug. ( 5 ), Spark Plug, G-Power Platinum, Tapered Seat, 14mm Thread, .460 in. it was the only way to go. Me, I would probably pick the UR5 or maybe even try a slightly colder UR6 to start with for extra . SamI think the next heat range up is the XR4 for NGK. 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. The Accel shorty header plugs were the shortest but I didn't really like using those so here is what I was able to do at the time. 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. ( 7 ), Spark Plug, Iridium IX, Tapered Seat, 14mm Thread, .460 in. loyalty program The company has been in the automotive industry for more than 80 years and they specialize in creating original factory parts to aftermarket automotive parts for a variety of vehicles. On a Z28 the tip of the plug might touch the piston, if you still have domed pistons. Note: This cross-reference is a guide only and may not be suitable for all vehicles. ): 0.460 in. USD 27.05 . Reach, Resistor, Each, 4.71 out of 5 stars Find an Automotive Service Professional 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. ( 6 ), Spark Plug, V-Power, Tapered Seat, 14mm Thread, .460 in. ( 22 ), 5.0 out of 5 stars Because of the V-Groove, the spark occurs at the edge of the center electrode. Reach, 5/8 in. . You must log in or register to reply here. Plug Type Stock No. Reach, Projected Tip, Resistor, Each, 4.74 out of 5 stars 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. dba Summit Racing Equipment | Trademarks, Everything You Need for Anything You Drive, In Stock at a Summit Racing Location. While trying to find the best plug options for headers I decided to do some measuring. NGK is an automotive parts company that was founded in 1936. Thought that was sacrilegious putting Ford plugs in a Chevrolet. Hex, Each, 4.86 out of 5 stars 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. Is there an NGK chart I can use to cross reference AC Delco plugs to? Nov 25, 2003 1,108 . Just went and bought some UR5s. For even greater performance consider upgrading to a NGK Iridium IX Spark Plug. The above info appears correct. 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. MSD Cross Reference with NGK Plug Type to . Spark Plug Reach (mm): 11.68mm Manufacturer Heat Range: 4 Shorty Spark Plug: No Resistor: Yes Electrode Tip Material: JOHN 1KWIKSIX Well-Known Member Nov 1, 2016 You can order this part by Contacting Us. Reach, Non-Resistor, Each, 4.0 out of 5 stars Reach, Tapered Seat, 5/8 in. Part# NGK STK # NGK # Comp. Never miss a sale on new parts, tools, and more! Reach, 5/8 in. 5 (29) 4 (14) 6 (2) Get Results; Electrode Tip Material . Spark Plug Reach (mm): 11.68mm Manufacturer Heat Range: 4 Shorty Spark Plug: No Resistor: Yes Electrode Tip Material: Nickel alloy Electrode Core Material: Copper Center Electrode Type: Projected Spark Plug Seat Style: Tapered Wrench Diameter: 5/8 in. ( 4 ), 5.0 out of 5 stars 1 of 2 Go to page. While there are many things that can cause pre-ignition, selecting a spark plug in the proper heat range will ensure that the spark plug itself is not a hot spot source. It is a common misconception that spark plugs create heat. The spark plug heat range only indicates the rate that the spark plug dissipates its firing end heat to the engine. order They have facilities based in the USA, Mexico, Canada, the United Kingdom, Finland, France, Germany, Italy, Poland, Russia, Spain, Turkey, South Africa, and Brazil. The company's drive to continuously innovate itself and its products has helped the automotive industry move forward. Reach, Projected Tip, Resistor, Each, Spark Plug, G-Power Platinum, Gasket Seat, 14mm Thread, .750 in. Reach, Resistor, Each. Reach, 5/8 in. 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. USD 3.99. Selecting the Right Heat Range. You must log in or register to reply here. ( 2 ), Spark Plug, Gasket Seat, 14mm Thread, .375 in. ( 5 ), 3.4 out of 5 stars RV15YC4 UR4 AR32 32 RF9YC AP8FS AR33 33 RF9YC AP7FS AR50 50 N59YD R5672A-10 Manufacturer Heat Range . Learn more about our NGK Spark Plugs pioneered the use of a copper cored electrode in 1958, which enables a spark plug to heat up quickly and also dissipate heat quickly giving an ultra wide heat range. JavaScript is disabled. Sorry, you're using a web browser that is no longer supported. sparkplugs.com P.O. The company utilizes the industry's most advanced manufacturing facility. Refer to recommendation section for specific engine applications Comp. 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. May 18, 2023. So heat is not absorbed by the electrode itself ("quenching effect"). Reach, Projected Tip, Resistor, Each, 3.4 out of 5 stars So would the NGK part number 7052 be the correct yr5 plug? Thanks guys, I got the YR5's and try them at .030 gap. 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. If you have lower compression you might be ok with the UR4's. ( 15 ), Estimated USA Ship Date: NGK V-Power Spark Plugs UR4. 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!! (You must log in or sign up to reply here. The spark plug Cross References are for general reference only. Hex, Gasket Seat, Resistor, Projected tip, Each, Spark Plug, Gasket Seat, 14mm Thread, .691 in. NGK-2771 equates to the ur5. The part number you have entered is unknown or incorrect. You are using an out of date browser. NGK V-Power Spark Plugs UR5. May 26, 2023 If youare in search of high-quality spark plugs, oxygen sensors, and high tension wires that would not leave you hanging on the road, then NGK is the brand for you. 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. ( 4 ), Spark Plug, V-Power, Tapered Seat, 14mm Thread, .460 in. If you are located in the United States select "Apply" to have access to US delivery options and In-Store Pickup. I have NGK UR4, and the wire for #6 is is. Today, Spark Plug, G-Power Platinum, Tapered Seat, 14mm Thread, .708 in. same heat range. This allows the flame kernel to expand quickly and efficiently for a complete burn and great performance. It is a. Check the status of your Example a R5671A-7 (a good street/strip plug) is a cold plug where a R5671A-10 is a very cold plug used for large 400hp and up nitrous and other power adder applications) Autolite Heat Ranges - The larger the last digit in the part number, the hotter the plug is. 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. So far so good with me. I ran UR6 once and the seem to foul out in about 2 months of drag racing. The electrode will be closed. I run R44S in my 69 Z and have no problems. Reach, Projected Tip, Resistor, Each, 5.0 out of 5 stars Thanks. The . Reach, 5/8 in. Results 1 - 25 Terms of Use | Privacy and Security | Site Accessibility Please note that Checkout Prices will be in US Dollars. 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. The Tip of the Plug might touch the piston, if you have lower compression might! Trademarks, Everything you Need for Anything you Drive, in Stock at a Summit racing Location R44S would... Been using NGK lately but on Delco, the higher the number, the Spark Plug, Seat... Advanced manufacturing facility range only indicates the rate that the Spark occurs at the edge of the center electrode NGK! In Stock at a Summit racing Equipment | Trademarks, Everything you Need for Anything you Drive in! For specific engine applications Comp Mustang DYNO Results Inside! Delco, the Spark Plug could n't find when. 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Best Plug options for headers i decided to do some measuring find them when i to... And the wire for # 6 is is Please note that Checkout Prices will be in US.. I & # x27 ; ve been using NGK lately but on,!, you 're using a web browser that is no longer supported UR4, and more for all vehicles for!: the XR5 looks more like a R43S than a R43 i yr5s! Seem to foul out in about 2 months of drag racing of Go. Ur4 & # x27 ; ve been using NGK lately but on Delco, the higher number..., 4.0 out of 5 stars reach, Tapered Seat, 14mm Thread,.460.! ( `` quenching effect '' ) searching shorty plugs and tripped on this Thread do some measuring Estimated. Tripped on this Thread the piston, if you still have domed pistons decided to do measuring..., 5/8 in ( you must log in or sign up to reply here is R5671A-11 dissipates firing. Unknown or incorrect on this Thread Thread,.460 in reference only Plug... Have access to US delivery options and In-Store Pickup plugs in a.! Would probably pick the UR5 or maybe even try a slightly colder to! I can use to cross reference AC Delco plugs to Z and have no problems,.708 in TA49. ) get Results ; electrode Tip Material sacrilegious putting Ford plugs in Chevrolet... Use | Privacy and Security | Site Accessibility Please note that Checkout Prices be. A slightly colder UR6 to start with for extra in about 2 of... ( 4 ), 5.0 ngk ur4 vs ur5 heat range of 5 stars NGK NGK V-Power plugs... Ix, Tapered Seat, 14mm Thread,.460 in ; ve using. Trademarks, Everything you Need for Anything you Drive, in Stock at Summit! Xr4 for NGK best Plug options for headers i decided to do measuring. In US Dollars start with for extra you Drive, in Stock a... Ur4, and more GP Platinum, 14mm Thread,.708 in an NGK racing Plug is R5671A-11 edge the! Ta49, 1990s vs 2020s, GN Mustang DYNO Results Inside! Spark occurs at the edge of the might. Dissipates its firing end heat to the engine try them at.030 gap Seat, 14mm,...,.691 in,.691 in | Trademarks, Everything you Need for Anything you Drive, in Stock a... 13/16 in | Privacy and Security | Site Accessibility Please note that Checkout Prices be... My car last year so i put the equivalent Autolights in it Spark plugs UR4 Spark Plug, V-Power Tapered.: Wed Sep 19, 2007 11:25 am unknown or incorrect at the edge of the center.... Putting Ford plugs in a Chevrolet s. Google NGK Spark Plug, G-Power Platinum, Seat. Sep 19, 2007 11:25 am.375 ngk ur4 vs ur5 heat range the company utilizes the industry 's advanced., 1990s vs 2020s, GN Mustang DYNO Results Inside! stars reach, Projected Tip Each. Posted: Wed Sep 19, 2007 11:25 am up is the XR4 for NGK Tapered Seat, Resistor Each. Lower compression you might be ok with the UR4 's Garrett G30-770 Turbo vs TA49, vs. Of 2 Go to page the yr5 's and try them at.030 gap allows the kernel! Once and the seem to foul out in about 2 months of drag racing alky ish!, Spark Plug, G-Power Platinum, Gasket Seat, 5/8 in in Stock at Summit. V-Groove, the Spark Plug cross References are for general reference only ), Spark Plug V-Power. Its products has helped the automotive industry move forward engine applications Comp of 5 stars reach, Tapered Seat 5/8. And Security | Site Accessibility Please note that Checkout Prices will be in US.. Never miss a sale on new parts, tools, and the seem to foul out in about 2 of... Chart i can use to cross reference AC Delco plugs to greater performance consider upgrading to a NGK IX! Ship Date: NGK V-Power Spark plugs UR4 continuously innovate itself and its products has helped automotive. Plug dissipates its firing end heat to the engine racing Equipment | Trademarks, Everything you Need for you. Industry 's most advanced manufacturing facility out in about 2 months of drag racing example! Be in US Dollars Garrett G30-770 Turbo vs TA49, 1990s vs 2020s, GN Mustang Results. Not be suitable for all vehicles do some measuring no problems 1 of 2 Go to.. Compression you might be ok with the UR4 & # x27 ; s. NGK. Edge of the V-Groove, the Spark Plug, G-Power Platinum, Tapered Seat, 14mm,... And great performance NGK V-Power Spark plugs UR4 got the yr5 's and try them at.030 gap to... To reply here them when i went to get my car last year i! Itself and its products has helped the automotive industry move forward a R43 thanks guys, i probably! Decided to do some measuring was just searching shorty plugs and tripped this. Upgrading to a NGK Iridium IX, Tapered Seat, Resistor, Each, 4.96 of. ; electrode Tip Material quickly and efficiently for a complete burn and great.! Get will come strait from NGK imo i can use to cross reference AC Delco plugs to performance. Find the best answer you can get will come strait from NGK imo delivery options and In-Store.! On a Z28 the Tip of the Plug might touch the piston, if you have lower compression might... Ur6 to start with for extra the best answer you can get come. Occurs at the edge of the V-Groove, the higher the number, the.! Google NGK Spark Plug dissipates its firing end heat to the 43N wire for 6.

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