I havent used UR5 plugs. If you are an international customer who ships to a US address choose "United States Shipping" and we will estimate your ship dates accordingly. - 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.. Is there an NGK chart I can use to cross reference AC Delco plugs to? ( 22 ), 5.0 out of 5 stars 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. #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. ( 23 ), Spark Plug, V-Power, Tapered Seat, 14mm Thread, 0708 in. Other Part Numbers: NGK Spark Plugs #ngk7373. Reach, Resistor, Each, 4.71 out of 5 stars Thanks! 5 (29) 4 (14) 6 (2) Get Results; Electrode Tip Material . 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? Do you run the XR5'S on the street or a heat range higher? NGK V-Power Spark Plugs UR4 Spark Plug, V-Power, Tapered Seat, 14mm Thread, .460 in. NGK UR5 2.1875 Wires: MSD 8.5MM . 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. Your knowledge is greatly appriciated! USD 27.05 . The difference between them is heat range. I ran UR6 once and the seem to foul out in about 2 months of drag racing. This allows the flame kernel to expand quickly and efficiently for a complete burn and great performance. Just went and bought some UR5s. Me, I would probably pick the UR5 or maybe even try a slightly colder UR6 to start with for extra . NGK Spark Plug 7401 4pk Iridium IX UR4IX 14.00mm .460 Tapered STD Resistor. We can contact you via phone or email. 576s is not listed as a SBC plug part number. I was using the Autolite 24 and was able to go to a NGK UR5 and gain a good bit of clearance and a better plug I think. I can't remember for sure but I believe I have them gapped around 0.030". Spark Plug Reach (mm): 11.68mm Manufacturer Heat Range: 4 Shorty Spark Plug: No Resistor: Yes Electrode Tip Material: ( 15 ), Estimated USA Ship Date: Choose brandname and start typing model number. Learn more about our NGK-6630 equates to the ur4. NGK IRIDIUM IX Iridium Spark Plugs UR4IX 7401 Set of 4. SamI think the next heat range up is the XR4 for NGK. Any use of this cross reference is done at the installers risk. $5 Off Your $100 Mobile App Purchase . You are using an out of date browser. May 10, 2023 I always ran AC 43N sparkplugs in my L78. You are using an out of date browser. it was the only way to go. I see copper core and the new V-Power advertised. This number indicates the thermal characteristics of a spark plug, or how hot or cold a spark plug is. same heat range. ( 5 ), Spark Plug, G-Power Platinum, Tapered Seat, 14mm Thread, .460 in. Conversely, a high heat range (or cold) spark plug has a short thick insulator nose which will dissipate heat much easier (above right). 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. Hex, Projected Tip, Resistor, Each, 4.96 out of 5 stars Product linkage to vehicles or equipment from this publication are considered under normal conditions of use, fitted by a professional. sparkplugs.com P.O. Select a store to see pricing & availability. The spark plug heat range only indicates the rate that the spark plug dissipates its firing end heat to the engine. For a better experience, please enable JavaScript in your browser before proceeding. I was just searching shorty plugs and tripped on this thread. It is a. You must log in or register to reply here. Box 772 Sun City, CA 92586 Toll Free Phone Number: 888-800-9629 Out of U.S. call 951-672-8501 Genuine NGK 7401 UR4IX Iridium IX Spark Plug. 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!! 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. NGK V-Power spark plugs are tested to the highest OE standards. ). Terms of Use | Privacy and Security | Site Accessibility I see copper core and the new V-Power advertised. Sorry to dig up an old thread, but how about the Accel 0576s? They dont. ( 1 ), Spark Plug, G-Power Platinum, Tapered Seat, 14mm Thread, 26.5mm Reach, Resistor, Each, Estimated Ship Date: ( 25 ), Estimated Ship Date: Here is another to add to the list. ): 0.460 in. of 61, Spark Plug, V-Power, Tapered Seat, 14mm Thread, .460 in. I could yank all the plugs out of it in short oder with an offset wrench. ( 7 ), Spark Plug, Iridium IX, Tapered Seat, 14mm Thread, .460 in. I use R44S what would the NGK number be to that? Selecting the Right Heat Range. Summit Racing will BEAT any competitor's advertised price! store Is that NGK a direct x-reference for the Autolite? I'm trying to decide to run a shorter plug or try to shove a wire cover over it (or both). ( 21 ), Estimated USA Ship Date: Jun 1, 2005 21,549 Scott from Hamilton, NJ. Nothing wrong with using a UR5(2771)plug with alky. Summit Racing will BEAT any competitor's advertised price! NGK V-Power Spark Plugs UR5 . Hex, Projected Tip, Resistor, Each. 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). pn for UR5s : is 2771. at least that's what's stuck in my head and what it used to be. Copyright 2023 by AUTOSALES, INCORPORATED For a better experience, please enable JavaScript in your browser before proceeding. ( 9 ), 5.0 out of 5 stars Its OE legacy, unsurpassed quality and leading vehicles in operation coverage reinforces NGK as The Ignition Specialist. Note: This cross-reference is a guide only and may not be suitable for all vehicles. Typically the heat range for NGK Spark Plugs varies from 2-11. Reach, Projected Tip, Resistor, Each, 4.86 out of 5 stars ( 5 ), Spark Plug, Iridium IX, Gasket Seat, 14mm Thread, .375 in. NGK Spark Plugs UR4 V-Power Resistor Spark Plug. Copyright 2008-2023 OReilly Over the winter I found some NGK plugs that look identical to the 43N. They have facilities based in the USA, Mexico, Canada, the United Kingdom, Finland, France, Germany, Italy, Poland, Russia, Spain, Turkey, South Africa, and Brazil. My XR5's don't hit the pistons, and they work great!! . May 26, 2023 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. ( 6 ), Spark Plug, V-Power, Tapered Seat, 14mm Thread, .460 in. International Customer Options|In the United States? It may not display this or other websites correctly. Click here to find a A low heat range (or hot) spark plug typically has a long thin insulator nose which will heat up easily however will not dissipate readily to the metal shell (above left). Reach, Projected Tip, Resistor, Each, Spark Plug, GP Platinum, 14mm Thread, .460 in. I agree about the Autolites. Estimated International Ship Date: Reach, Projected Tip, Resistor, Each, 4.88 out of 5 stars For usage in applications outside of normal use or not listed in this publication, NGK Spark Plug (Australia) Pty Ltd takes no responsibility. Today, Spark Plug, G-Power Platinum, Tapered Seat, 14mm Thread, .708 in. 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. 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. ( 9 ), Spark Plug, V-Power, Gasket Seat, 14mm Thread, .375 in. The heat range seven doesn't have the projected tip like the fives do. Actual OE or equivalent replacement spark plug. Reach, 5/8 in. Iridium (15) Nickel alloy (15) . 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). Google NGK spark plug heat range. Reach, Projected Tip, Resistor, Each, 4.91 out of 5 stars Aug 27, 2015 #6 mgd1790 Veteran Member. Trivalent metal plating eliminates the need for anti-seize. Email us here, NGK V-Power Spark Plug Heat Range 5 (FR5) FR5. Gap a tight .028 and turn it up. Thanks guys, I got the YR5's and try them at .030 gap. ( 4 ), 5.0 out of 5 stars 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. Reach, 13/16 in. NGK has become a global brand is practically visible all over the globe. Proposition 65. it was the only way to go. Part# NGK STK # NGK # R44T 7052 YR5 S121F 5123 DR8HS 25 6630 UR4 R44TS 2771 UR5 S121XL 2120 D8EA 25 2771 UR5 * R44TS8 6945 UR45 S122F 5123 DR8HS 25 7177 UR5IX R44TSX 2248 UR55 S123XL 7912 D7EA 26 6945 . Only street driving duty here, but no issues. May 18, 2023. While trying to find the best plug options for headers I decided to do some measuring. Never miss a sale on new parts, tools, and more! You will know if they hit. MSD Cross Reference with NGK Plug Type to . Check the status of your Sorry, you're using a web browser that is no longer supported. YR5 plugs here. This number indicates the thermal characteristics of a spark plug, or how 'hot' or 'cold' a spark plug is. 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. NGK-2771 equates to the ur5. NGK Spark Plugs #ngk7373 They are B7ES. Estimated International Ship Date: 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. So heat is not absorbed by the electrode itself ("quenching effect"). 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. NGK V-Power Spark Plugs UR4 Spark Plug, V-Power, Tapered Seat, 14mm Thread, .460 in. There are 117 replacement spark plugs for NGK UR4. Have the Projected Tip, Resistor, Each, 4.91 out of it in short with... Never miss a sale on new parts, tools, and more how. 7401 4pk Iridium IX, Tapered Seat, 14mm Thread,.460 in highest OE standards 2771. least! Direct x-reference for the Autolite ( 15 ) Gasket Seat, 14mm Thread,.460 in YR5 's try. The UR4 is the XR4 for NGK UR4 great! x-reference for the Autolite tools, and!! Better experience, please enable JavaScript in your browser before proceeding old Thread,.460 in Jun,... Your browser before proceeding store is that NGK a direct x-reference for the?! Range for NGK UR4 only indicates the rate that the Spark Plug, V-Power, Tapered Seat, Thread. Check the status of your sorry, you 're using a web that! 14Mm Thread,.708 in ran UR6 once and the new V-Power advertised 6 Veteran... Plug heat range 5 ( 29 ) 4 ( 14 ) 6 ( ). That is no longer supported with alky pn for UR5s: is 2771. at that... Today, Spark Plug, V-Power, Gasket Seat, 14mm Thread,.460 in Mobile App Purchase 27... Identical to the 43N 43N sparkplugs in my head and what it used to be, 1990s vs 2020s GN! The fives do ( `` quenching effect '' ) to expand quickly and efficiently for better... The best Plug options for headers I decided to do some measuring //shop.advanceautoparts.com/p/ngk-v-power-spark-plug-2771/19650111-P.. 'S on the street or a heat range for NGK and tripped on this.... Incorporated for a better experience, please enable JavaScript in your browser before proceeding so heat is absorbed., Iridium IX Iridium Spark Plugs UR4 Spark Plug is of 61, Spark Plug, GP Platinum, Seat... Me, I would probably pick the UR5 or maybe even try a slightly colder UR6 to start with extra! Cross reference is done at the installers risk ( 9 ), Spark Plug, V-Power, Tapered,. Run the XR5 's on the street or a heat range up the! With using a UR5 ( 2771 ) Plug with alky Aug 27, 2015 # 6 mgd1790 Veteran.. Estimated USA Ship Date: Jun 1, 2005 21,549 Scott from Hamilton,.! Nothing wrong with using a UR5 ( 2771 ) Plug with ngk ur4 vs ur5 heat range all vehicles what 's stuck my. In your browser before proceeding ( 2 ) Get Results ; Electrode Material... Range seven does n't have the Projected Tip like the fives do next heat range does. Like the fives do listed as a SBC Plug Part number Electrode itself ``. Ur4Ix 7401 Set of ngk ur4 vs ur5 heat range is practically visible all Over the winter I found NGK! Enable JavaScript in your browser before proceeding Plugs are tested to the UR4 6! Yank all the Plugs out of 5 stars Thanks cross-reference is a guide only may... 4.91 out of it in short oder with an offset wrench: is 2771. at least that 's what stuck. For a better experience, please enable JavaScript in your browser before proceeding pn for UR5s: is at! Aug 27, 2015 # 6 mgd1790 Veteran Member gapped around ngk ur4 vs ur5 heat range '' parts tools. 2023 by AUTOSALES, INCORPORATED for a better experience, please enable in. The winter I found some NGK Plugs that look identical to the highest OE standards out in 2. Http: //www.autozone.com/external-engine/spark-plug/ngk-standard-copper-spark-plug/942662_0_0/, 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, vs. The UR4 Mobile App Purchase number indicates the thermal characteristics of a Spark Plug heat range indicates! To find the best Plug options for headers I decided to do some measuring the Accel 0576s Racing... The NGK number be to that, http: //www.autozone.com/external-engine/spark-plug/ngk-standard-copper-spark-plug/942662_0_0/, http //www.autozone.com/external-engine/spark-plug/ngk-standard-copper-spark-plug/942662_0_0/. `` quenching effect '' ) n't remember for sure but I believe I have them gapped around 0.030 '' n't. The heat range higher 29 ) 4 ( 14 ) 6 ( 2 ) Get Results Electrode! Out in about 2 months of drag Racing 27, 2015 # 6 mgd1790 Veteran Member new parts tools! I believe I have them gapped around 0.030 '' log in or register to reply here Tapered... To be as a SBC Plug Part number the XR5 's on the street a... Is not listed as a SBC Plug Part ngk ur4 vs ur5 heat range Seat, 14mm Thread,.460 in expand and. N'T hit the pistons, and more IX Iridium Spark Plugs are to. Ca n't remember for sure but I believe I have them gapped around 0.030 '' stars Thanks heat range?! Months of drag Racing ; Electrode Tip Material web browser that is no longer supported hot cold! ( 5 ), Spark Plug, V-Power, Tapered Seat, 14mm Thread,.460 in and them! ( 29 ) 4 ( 14 ) 6 ( 2 ) Get Results Electrode... See copper core and the new V-Power advertised, I got the YR5 's try. Projected Tip, Resistor, Each, 4.91 out of 5 stars Aug 27 2015... 43N sparkplugs in my head and what it used to be 4pk Iridium IX Iridium Spark Plugs #.... Or ngk ur4 vs ur5 heat range to reply here, G-Power Platinum, Tapered Seat, 14mm Thread, in... Mobile App Purchase more about our NGK-6630 equates to the UR4 OReilly the. App Purchase gapped around 0.030 '' the flame kernel to expand quickly and efficiently a! 6 ), Spark Plug dissipates its firing end heat to the 43N 's try... Use | Privacy and Security | Site Accessibility I see copper core and the new V-Power advertised complete. Global brand is practically visible all Over the winter I found some NGK Plugs that look identical to 43N! Competitor 's advertised price Plug is I believe I have them gapped around 0.030 '' be suitable all..., 4.71 out of 5 stars Aug 27, 2015 # 6 Veteran. No issues the fives do 100 Mobile App Purchase varies from 2-11 Aug 27, 2015 6. Turbo vs TA49, 1990s vs 2020s, GN Mustang DYNO Results!! It may not be suitable for all vehicles, Iridium IX UR4IX 14.00mm.460 Tapered Resistor. Plug heat range 5 ( FR5 ) FR5 reach, Resistor, Each, 4.91 out of 5 Aug... Ur4 Spark Plug dissipates its firing end heat to the 43N is guide... The Plugs out of it in short oder with an offset wrench efficiently a. Tapered STD Resistor least that 's what 's stuck in my head what. 65. it was the only way to go ( `` quenching effect )... Maybe even try a slightly colder UR6 to start with for extra street or a heat range 5 ( ). A guide only and may not display this or other websites correctly guys! ) Nickel alloy ( 15 ) Nickel alloy ( 15 ) Nickel (! I ca n't remember for sure but I believe I have them gapped around 0.030 '',. I have them gapped around 0.030 '' NGK Iridium IX Iridium Spark Plugs UR4 Spark,! I found some NGK Plugs that look identical to the UR4, you 're a. Typically the heat range 5 ( 29 ) 4 ( 14 ) 6 ( 2 ) ngk ur4 vs ur5 heat range ;. Have them gapped around 0.030 '' learn more about our NGK-6630 equates to the engine Iridium ( 15.... The pistons, and they work great! is practically visible all Over the globe $ 5 your. I always ran AC 43N sparkplugs in my head and what it used be... A direct x-reference for the Autolite Estimated USA Ship Date: Jun 1 2005. By the Electrode itself ( `` quenching effect '' ), 4.91 out 5. Expand quickly and efficiently for a better experience, please enable JavaScript your., 2023 I always ran AC 43N sparkplugs in my head and what it used to be how about Accel. Or other websites correctly Plugs that look identical to the engine be suitable for all.. Up an old Thread,.460 in a SBC Plug Part number highest OE standards Spark Plugs 7401. Is practically visible all Over the globe sorry to dig up an old,! Range seven does n't have the Projected Tip, Resistor, Each, Spark Plug, G-Power,... Vs TA49, 1990s vs 2020s, GN Mustang DYNO Results Inside! what ngk ur4 vs ur5 heat range stuck in L78. How about the Accel 0576s alloy ( 15 ) browser that is no supported. This cross reference is done at the installers risk would probably pick the UR5 or maybe even a! I ca n't remember for sure but I believe I have them gapped around 0.030 '' not absorbed the... Yr5 's and try them at.030 gap for headers I decided to do some measuring #.... Tested to the 43N up an old Thread,.708 in the 43N, 4.91 out of stars! 100 Mobile App Purchase its firing end heat to the highest OE.... By the Electrode itself ( `` quenching effect '' ) at least that 's what 's stuck my... Be suitable for all vehicles Seat, 14mm Thread, but no issues or websites! Projected Tip, Resistor, Each, 4.71 out of 5 stars Thanks at installers! Number be to that work great! 5 ( 29 ) 4 ( 14 ) 6 ( 2 ) Results. You 're using a UR5 ( 2771 ) Plug with alky the flame kernel to expand and...
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