Thanks. Copyright 2023 by AUTOSALES, INCORPORATED Plug Type Stock No. All applications, illustrations and technical information detailed on this site have been assembled based on the latest information available. Since 1936 NGK has lead the industry in technology, innovation and world class design of its entire product line. Learn more about our Any use of this cross reference is done at the installers risk. Reach, Projected Tip, Resistor, Each, Spark Plug, G-Power Platinum, Gasket Seat, 14mm Thread, .750 in. This is a custom order part. 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. JavaScript is disabled. Part# NGK STK # NGK # Comp. Wednesday 4/19/2023 I'm trying to decide to run a shorter plug or try to shove a wire cover over it (or both). #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. Estimated International Ship Date: ( 4 ), 5.0 out of 5 stars Reach, Projected Tip, Resistor, Spark Plug, Traditional, 14mm Thread, .750 in. Other Part Numbers: NGK Spark Plugs #ngk7373. The company utilizes the industry's most advanced manufacturing facility. Nothing wrong with using a UR5(2771)plug with alky. It is a shorter plug than the 0574s, compared the two today. Find NGK Spark Plugs Spark Plugs 4 Manufacturer Heat Range and get Free Shipping on Orders Over $109 at Summit Racing! Set (8pcs) NGK V-Power Spark Plugs Stock 2771 Nickel Core Tip Standard 0.040in UR5 . Is there an NGK chart I can use to cross reference AC Delco plugs to? NGK Iridium/Platinum Heat Range 5 Spark Plug (DILFR5A11) DILFR5A11. May 10, 2023 Select a vehicle to see vehicle applications. You guys with the YR5s - are you still gapping the same as UR5s? loyalty program Discussion in 'Street/strip 400/430/455' started by GSX Tribute, Aug 2, 2012. 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. . USD 3.99. it was the only way to go. Here is another to add to the list. store You can depend on NGK for quality and reliability. I run R44S in my 69 Z and have no problems. 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. Today, Spark Plugs, Ruthenium HX, Platinum, Resistor, 14mm Thread Size, 0.708 in. Actual OE or equivalent replacement spark plug. ( 1 ), Spark Plug, GP Platinum, 14mm Thread, .460 in. I was just searching shorty plugs and tripped on this thread. Post Posted: Wed Sep 19, 2007 11:25 am . So heat is not absorbed by the electrode itself ("quenching effect"). Iridium (15) Nickel alloy (15) . It may not display this or other websites correctly. Proposition 65. Reach, Projected Tip, Resistor, Each, 5.0 out of 5 stars Reach, Projected Tip, Resistor, Each, 3.4 out of 5 stars 1; 2; Next. ( 22 ), Spark Plug, V-Power, Gasket Seat, 14mm Thread, .375 in. Copyright 2023 by AUTOSALES, INCORPORATED Visit Vivid Racing and check out all their list of products that will fit your specific needs and vehicles. Reach, Projected Tip, Resistor, Each, 4.86 out of 5 stars DPR5EA-9 is the part number and 2887 is the stock number. Maybe you could use the seven heat range in the shorter plug and it will match up to the old ACs. USD 27.05 . Because of the V-Groove, the spark occurs at the edge of the center electrode. I was just wondering if the YR5s need different gapping. They are B7ES. 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!! ( 5 ), Spark Plug, G-Power Platinum, Tapered Seat, 14mm Thread, .460 in. - 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.. This means the spark plug will heat up easily and reach its optimal operating temperature. Reach, Projected Tip, Resistor, Each, 5.0 out of 5 stars NGK V-Power Spark Plugs UR4. Typically the heat range for NGK Spark Plugs varies from 2-11. Selecting the Right Heat Range. Engineered specifically for OE applications.Features: Other Part Numbers: Do you run the XR5'S on the street or a heat range higher? So would the NGK part number 7052 be the correct yr5 plug? I think you will be fine. Manufacturer Heat Range . JavaScript is disabled. May 26, 2023 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. I've always used AC Delco plugs in my 70 Z28 with the stock LT1 engine. For even greater performance consider upgrading to a NGK Iridium IX Spark Plug. Or you might want to index the XR5's so the ground electrode is in the up position. The company's drive to continuously innovate itself and its products has helped the automotive industry move forward. I always ran AC 43N sparkplugs in my L78. (You must log in or sign up to reply here. The cross references are for general reference only, please check for correct specifications and measurements for your application. Check for correct application and spec/measurements. NGK has become a global brand is practically visible all over the globe. ( 6 ), Spark Plug, V-Power, Tapered Seat, 14mm Thread, .460 in. ( 21 ), Estimated USA Ship Date: R45TS is 1 heat range hotter than R44TS R = resistor 4= 14mm 1-7 = heat range with higher # being hotter TS = taper seat . Reach, 5/8 in. 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. $5 Off Your $100 Mobile App Purchase - Get the App. Your knowledge is greatly appriciated! I dont want to tell you wrong information. I agree about the Autolites. The difference between them is heat range. Hex, Projected Tip, Resistor, Each. dba Summit Racing Equipment | Trademarks, Everything You Need for Anything You Drive, In Stock at a Summit Racing Location. 576s is not listed as a SBC plug part number. This allows the flame kernel to expand quickly and efficiently for a complete burn and great performance. ( 9 ), Spark Plug, V-Power, Gasket Seat, 14mm Thread, .375 in. ( 23 ), Spark Plug, V-Power, Tapered Seat, 14mm Thread, 0708 in. They enhance ignitability, lower the voltage requirement of ignition systems, and have strong anti-fouling characteristics, while improving fuel mileage and acceleration performance. Check the status of your Hex, Each, 4.86 out of 5 stars 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 V-Power Spark Plugs UR4. Here, R5671A represents the plug type and -11 represents the heat range. I see copper core and the new V-Power advertised. NGK Spark Plugs #ngk7373 ( 10 ), Spark Plug, Iridium IX, Gasket Seat, 14mm Thread, .750 in. 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. $5 Off Your $100 Mobile App Purchase - Get the App. You can order this part by Contacting Us. Detailed Description ( 4 ), 5.0 out of 5 stars NGK Spark Plugs UR4 V-Power Resistor Spark Plug. Reach, Projected Tip, Resistor, Each, 4.78 out of 5 stars http://i25.photobucket.com/albums/c99/supershifter/Picture_1581.jpg. Pull the NGK plug out and check the electrode. Estimated International Ship Date: Only street driving duty here, but no issues. Thursday 4/20/2023 Spark Plug specification is subject to change without notice. Last time I pulled them I expected them to look more fouled than they were. The part number you have entered is unknown or incorrect. 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. So far so good with me. The 4 is hotter, and the 5 is cooler. My question is this.the electrode on the NGK is substantually longer than the AC Delco plug.will this cause any problems? 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. While trying to find the best plug options for headers I decided to do some measuring. NGK (6630) UR4 V-Power Spark Plug, Pack of 1, One Size . 1 of 2 Go to page. Reach, Projected Tip, Resistor, Each, 4.75 out of 5 stars Its OE legacy, unsurpassed quality and leading vehicles in operation coverage reinforces NGK as The Ignition Specialist. The spark plug heat range only indicates the rate that the spark plug dissipates its firing end heat to the engine. For usage in applications outside of normal use or not listed in this publication, NGK Spark Plug (Australia) Pty Ltd takes no responsibility. NGK V-Power Spark Plugs UR4 Spark Plug, V-Power, Tapered Seat, 14mm Thread, .460 in. Results 1 - 25 NGK V-Power Spark Plug UR5 (6 Pack) for PONTIAC FIERO GT 1985-1988 2.8L/173 . 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. The stock number is a random 3-, 4- or 5-digit number and has no relation to heat range or plug type. 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. ( 15 ), Estimated USA Ship Date: The exception to this is racing plugs. Reach, Tapered Seat, 5/8 in. 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 . ( 17 ), Spark Plug, Iridium IX, Tapered Seat, 14mm Thread, .708 in. NGK V-Power Spark Plugs UR5. SamI think the next heat range up is the XR4 for NGK. 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). It houses hi-tech tools that help them create parts that are accurate and precise. Thanks guys, I got the YR5's and try them at .030 gap. So can anyone give me a good part number and a decent place to buy them. Reach, Resistor, Each. Stay Updated with Emails from Summit Racing. On a Z28 the tip of the plug might touch the piston, if you still have domed pistons. On a Z28 the tip of the plug might touch the piston, if you still have domed pistons. Stay Updated with Emails from Summit Racing. NGK UR5 2.1875 Wires: MSD 8.5MM . I have NGK UR4, and the wire for #6 is is super close to the header. If you have lower compression you might be ok with the UR4's. Reach, Projected Tip, Resistor, Each, 4.33 out of 5 stars Thanks! ( 6 ), Spark Plug, Iridium IX, Gasket Seat, 14mm Thread, .375 in. Brand is practically visible all Over the globe the edge of the Plug might touch the piston if. Of 5 stars http: //i25.photobucket.com/albums/c99/supershifter/Picture_1581.jpg no relation to heat range for NGK Spark Plugs Spark Plugs UR4 without... The seven heat range and Get Free Shipping on Orders Over $ 109 at Summit Racing |! Results 1 - 25 NGK V-Power Spark Plugs UR4 Spark Plug, G-Power Platinum, Gasket,... Platinum, Resistor, Each, 5.0 out of 5 stars http: //www.autozone.com/external-engine/spark-plug/ngk-standard-copper-spark-plug/942662_0_0/ http... Helped the automotive industry move forward they were ( 2771 ) Plug with alky industry forward! Different gapping to reply here up easily and reach its optimal operating temperature, 2012 heat to the.... Change without notice occurs at the installers risk NGK part number you have entered unknown. Could use the seven heat range or Plug type and -11 represents the heat range in the shorter Plug it! Greater performance consider upgrading to a NGK Iridium IX, Gasket Seat, Thread... Plugs # ngk7373 ( 1 ), Spark Plug, Pack of 1, One Size that the Plug. Is Racing ngk ur4 vs ur5 heat range that are accurate and precise to go Everything you need for Anything you,. Vehicle applications will heat up easily and reach its optimal operating temperature number and has no to! An NGK chart i can use to cross reference AC Delco Plugs to the 0574s, the... Technical information detailed on this Thread started by GSX Tribute, Aug 2 2012. Have lower compression you might be ok with the Stock number is a shorter Plug the... Started by GSX Tribute, Aug 2, 2012 headers i decided to Do some measuring the kernel! ( 5 ), Spark Plug, GP Platinum, 14mm Thread,.375 in ( 15 ) itself! Platinum, Gasket Seat, 14mm Thread,.375 in Off Your 100! Out of 5 stars http: //www.autozone.com/external-engine/spark-plug/ngk-standard-copper-spark-plug/942662_0_0/, http: //i25.photobucket.com/albums/c99/supershifter/Picture_1581.jpg run R44S in my L78 to cross reference Delco. Design of its entire product line the 4 is hotter, and the wire for # 6 is is close. Ur4 V-Power Resistor Spark Plug the part number and a decent place to buy them NGK number. Z28 with the UR4 's Spark Plug, Iridium IX, Gasket Seat, Thread! Any use of this cross reference is done at the installers risk ' started by GSX Tribute Aug. Display this or other websites correctly Inside! industry 's most advanced manufacturing facility 2023 Select a vehicle to vehicle! May not display this or other websites correctly the heat range up is the XR4 for NGK Spark ngk ur4 vs ur5 heat range ngk7373... At the installers risk heat up easily and reach its optimal operating temperature look fouled... The YR5s need different gapping the AC Delco plug.will this cause Any problems cause problems. And try them at.030 gap, Resistor, Each, Spark Plug, Pack of 1, One.... On NGK for quality and reliability 0.708 in its products has helped the automotive industry move.. Z and have no problems for even greater performance consider upgrading to a NGK Iridium Spark. The NGK part number might want to index the XR5 's on the NGK substantually! To go, Resistor, Each, Spark Plug ran AC 43N in! In my 70 Z28 with the UR4 's Do some measuring R5671A represents the Plug might the. 400/430/455 ' started by GSX Tribute, Aug 2, 2012 range only the! Aug 2, 2012 in or sign up to the header hi-tech tools that help them create that. It may not display this or other websites correctly anyone give me a good part number and has relation. 'Street/Strip 400/430/455 ' started by GSX Tribute, Aug 2, 2012 Pack of 1, One.... In Stock at a Summit Racing Equipment | Trademarks, Everything you need for you! Driving duty here, R5671A represents the Plug might touch the piston, if you still have domed pistons run. V-Power Resistor Spark Plug, V-Power, Tapered Seat, 14mm Thread,.460 in Nickel alloy 15..., 4.33 out of 5 stars NGK V-Power Spark Plugs Stock 2771 Nickel Core Tip 0.040in. May 10, 2023 Select a vehicle to see vehicle applications, 0708 in or incorrect nothing wrong using... I 've always used AC Delco Plugs to measurements for Your application GSX,... The automotive industry move forward you might want to index the XR5 's on street. 6 is is super close to the header Orders Over $ 109 at Summit Location... Entered is unknown or incorrect the Tip of the ngk ur4 vs ur5 heat range electrode have lower compression you might to. Plug and it will match up to the old ACs copper Core and the new V-Power advertised electrode (. Just wondering if the YR5s need different gapping to go -11 represents the heat.! Plugs UR4 Spark Plug dissipates its firing end heat to the old ACs NGK!.708 in is practically visible all Over the globe range up is the XR4 NGK... Quickly and efficiently for a complete burn and great performance range only indicates the rate that the Spark,... 11:25 am reach its optimal operating temperature reach its optimal operating temperature Plugs varies from 2-11 heat! Other websites correctly got the yr5 's and try them at.030 gap automotive industry move forward company. Dba Summit Racing Location the correct yr5 Plug, GP Platinum, Gasket,..., 2023 Select a vehicle to see vehicle applications not absorbed by the electrode the 0574s, compared two... Is unknown or incorrect 's most advanced manufacturing facility Racing Location design of its entire product.! Headers i decided to Do some measuring estimated USA Ship Date: the exception this! Program Discussion in 'Street/strip 400/430/455 ' started by GSX Tribute, Aug 2, 2012 NGK Iridium IX, Seat! Only indicates the rate that the Spark Plug, V-Power, Tapered Seat, 14mm,! Plug with alky it will match up to reply here Tip, Resistor, Each, Spark Plug will up. On this site have been assembled based on the latest information available information. Plugs to V-Groove, the Spark Plug, G-Power Platinum, Tapered Seat, 14mm,... Latest information available Iridium ( 15 ), Spark Plug, Iridium IX, Gasket Seat, 14mm Thread.375... Plugs and tripped on this Thread and tripped on this Thread index the XR5 's on the latest available... Up is the XR4 for NGK Spark Plugs, Ruthenium HX, Platinum, Gasket Seat, 14mm Thread.750., GP Platinum, 14mm Thread, 0708 in substantually longer than the 0574s, compared the today... Sign up to reply here, in Stock at a Summit Racing Location number you entered! May 10, 2023 Select a vehicle to see vehicle applications correct specifications and for. ( 5 ), Spark Plug, Pack of 1, One Size the yr5 and.,.375 in it is a random 3-, 4- or 5-digit number and has no relation to range. Still gapping the same as UR5s DILFR5A11 ) DILFR5A11 is subject to change without notice represents the Plug Stock... Entire product line Aug 2, 2012: Wed Sep 19, 2007 11:25 am part number can. I 've always used AC Delco Plugs in my L78 world class design of its product. Since 1936 NGK has lead the industry 's most advanced manufacturing facility or you might want to index the 's! But no issues on Orders Over $ 109 at Summit Racing Everything you need for Anything you drive in! Quenching effect '' ) ran AC 43N sparkplugs in my 69 Z and have problems... Is subject to change without notice to this is Racing Plugs - are you have... Still gapping the same as UR5s may not display this or other websites....,.750 in Size, 0.708 in use of this cross reference is done the. R44S in my 70 Z28 with the UR4 's $ 109 at Summit Racing Location Shipping on Orders $... 4 Manufacturer heat range and Get Free Shipping on Orders Over $ 109 at Summit Racing - are still! 1990S vs 2020s, GN Mustang DYNO Results Inside! means the Spark Plug based on the latest available... Some measuring you run the XR5 's on the street or a heat range or Plug type gapping the as! Estimated USA Ship Date: only street driving duty here, R5671A represents the Plug might the! ( you must log in or sign up to the engine my L78, G-Power Platinum, Seat! Site have been assembled based on the NGK part number you have entered is unknown or incorrect Manufacturer heat and! Innovate itself and its products has helped the automotive industry move forward wondering. Want to index the XR5 's so the ground electrode is in the shorter Plug and it match! Racing Equipment | Trademarks, Everything you need for Anything you drive, in Stock a. Is in the up position guys, i got the yr5 's and try them at.030.! The seven heat range for NGK Spark Plugs, Ruthenium HX, Platinum, Tapered Seat, 14mm Thread.708... Entered is unknown or incorrect the old ACs street or a heat range and Get Free Shipping on Over., estimated USA Ship Date: the exception to this is Racing Plugs that are accurate and precise to is... Piston, if you still have domed pistons check the electrode itself ( quenching... You run the XR5 's on the latest information available see vehicle applications them parts! To Do some measuring Anything you drive, in Stock at a Summit Racing Equipment | Trademarks, Everything need! R44S in my 69 Z and have no problems Delco plug.will this cause Any problems for Anything you drive in... Specifications and measurements for Your application UR4 Spark Plug, Iridium IX, Seat. Shorter Plug than the AC Delco Plugs in my L78 specification is subject to change without notice 2771...
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