ITEM #NGK7938. Heat Range: 7; Resists carbon buildup and pre-ignition ; High alumina ceramics for better heat transfer and electrical insulation; Solid copper core and nickel tipped electrode provide a longer plus life 4.8/5. This number indicates the thermal characteristics of a spark plug, or how ‘hot’ or ‘cold’ a spark plug is. Compared with conventional plugs of the same pre-ignition rating they have more resistance to fouling. Typically the heat range for NGK Spark Plugs varies from 2-11. Tested to the highest original equipment standards, these plugs are crucial for vehicle maintenance. Plated with silver chromate and zinc, it boasts of a copper core and a nickel-tipped electrode for durability. The heat range of NGK Spark Plugs is wider than ordinary plugs therefore they are suitable for both high speed and low speed driving. 5 (NGK) AC Delco R42CLTS6 R42CLTS6 Projected Stock Heat Range. Email to friends Share on Facebook - opens in a new window or tab Share on Twitter - opens in a new window or tab Share on Pinterest - opens in a new window or tab. For example, take the 254x plug series. Ok, I understand Nevermind × Open Delay. This number indicates the thermal characteristics of a spark plug, or how ‘hot’ or ‘cold’ a spark plug is. JavaScript is disabled. Ships from and sold by Amazon.com. Make sure this fits by entering your model number. Price $2.61. Get product details, choose a store, and get directions. Autolite's numbering system does not have a standardized heat range identifier. Free shipping . Extended Gap. The lower the #, the hotter the plug is. The heat rating of each NGK spark plug is indicated by a number; lower numbers indicate a hotter type, higher numbers indicate a colder type. I was wondering what the R stands for on ngk spark plugs iv herd it stands for resistor or something. V-Power™ Spark Plug (7938) by NGK®. Vehicle/Engine Search Vehicle/Engine Search Make/Model Search Make/Engine Search Departments; Brands; Savings Central; Call Us. OK, heat range describes a few things. 5 NGK 7164 TR55IX Projected Stock Heat Range. V-Power: V-Power Spark Plugs are named for their specially designed v-groove center electrode to improve ignitability. - NGK Spark Plugs are available in many heat ratings for each application. Free shipping . More Information for NGK 7938 Continue Shopping. (Example- -6 is a hotter plug than -9) Spark plug gap for Points is .035 and any electronic or MSD is .040-.045 Part# NGK STK # NGK # Comp. Briggs & Stratton 5419K Air Filter Cartridge with Pre-Cleaner $14.29. Spark Plug; Plug Number: BKR5E; NGK … https://www.chevelles.com/forums/66-beaumonts/1080164-boosted-beaumont-build.html, VerticalScope Inc., 111 Peter, Suite 901, Toronto, Ontario, M5V 2H1, Canada. Selection on the proper heat rating is determined by the condition of the engine and the way it is driven. (The number after the “-“ is the gap.) Estimated Ship Date: Today. Autolite's numbering system does not have a standardized heat range identifier. OPIE OILS. New 4 pcs NGK V-Power Spark Plugs BKR5E / 7938 for Chevrolet Dodge Jeep Mazda. For example, take the 254x plug series. B6HS 4510 - - BR6HIX 3419 B7ES 1111 - - BR7EIX 6664 B7HS 5110 - - BR7HIX 7067 B8ES 2411 B8EVX (disc'd) 7051 BR8EIX 5044 B8EVX (disc'd) 7051 N/A - BR8EIX 5044 B8HS 5510 B8HVX (disc'd) 2634 BR8HIX 7001 B8HVX (disc'd) 2634 N/A - BR8HIX 7001 An engine like this builds a lot of heat. 1 NGK 7938 Genuine BKR5E Premium Copper Spark Plug . Thanks for the input, Bob. Manufacturer Heat Range Number: 5: Package Quantity: 1: Resistor: Yes: Read More. (does not fit LS) Features and Benefits: Thread Size: 14mm Thread Pitch: 1.25mm Seat Type: Gasket Resistor NGK Spark Plugs (U.S.A.), Inc. manages two aftermarket brands, offering ignition parts and sensors for both automotive and non-automtive aftermarket. ALSO.... " R " resistor ,,Long reach,, Standard,, Etc., Etc. Generally, the more recessed the center electrode and insulator are, the shorter the path for heat to travel so the colder the plug. Typically the heat range for NGK Spark Plugs varies from 2-11. $2.39 Open Proceed. NGK (6953) BKR5E-11 V-Power Spark Plug, Pack of 1. Est. Spark plug heat range is the measure of how fast the spark plug tip dissipates combustion heat. Thermal balance between the input and output of heat from the spark plug is determined by the value known as the spark plug heat range. IRIDIUM. NGK BKR7EIX IX Iridium Plug. Choose a heat range according to your power level. Part # 7938. Free Shipping in Canada over $99. Part # 7938. But basically it is the constant (mean) temperature of the center electrode and insulator. NGK V-Power spark plugs offer economical performance for nearly any automotive application—and they're the only plugs with NGK's V-Groove technology. Starting with part # BKR6E-11 (heat range 6), a colder plug would # BKR7E-11 (heat range 7), a hotter plug would be # BKR5E-11 (heat range 5). Given your 9.7-1 comp and relatively street engine setup, start with a hot spark plug. PLATINUM UPGRADE STOCK NO. Starting with part # BKR6E-11 (Heat Range 6), a colder plug would # BKR7E-11 (Heat Range 7), a hotter plug would be # BKR5E-11 (Heat Range 5).For NGK Racing Plugs, the Heat Range is located AFTER the hyphen. Part # BPP7938 Description Set of 8 NGK 7938 BKR5E SPARK PLUGS (Replacement for BPP792) These spark plugs are recommended for use with BluePrint Engines with Aluminum Cylinder Heads for SBC, BBC, Mopar, and SBF. So my NGK 5632 should be a step colder than the 7938?? Visit our site for coupons and promotions. Extended Gap. Pinch with 2 fingers to zoom. The last digit in an Autolite part number represents the heat range within a plug family. ITEM #NGK7938. The heat range of a spark plug is the range in which the plug works well thermally. Heat Range - The middle number indicates the heat range of the spark plug, the higher the number the hotter the heat range. There are heat range charts on the net that you can look at with illustrations. V-Power: V-Power Spark Plugs are named for their specially designed v-groove center electrode to improve ignitability. 131 replacement spark plugs for AC Delco 41800. NGK 7938. Come join the discussion about restorations, builds, performance, modifications, classifieds, troubleshooting, maintenance, and more! By continuing to browse the site you are agreeing to our use of cookies. 509961. I am currently running NGK 5632 spark plugs in my 9.7:1 small block. Estimated Ship Date: Today. Built for wider heat range applications, the NGK Standard Spark Plug features a patented triple gasket-sealing that checks gas leakage. NGK 7938 BKR5E V-Power Spark Plug. Locate the spark plugs in your car (refer to … V-Power™ Spark Plug (7938) by NGK®. Make sure this fits by entering your model number. WE'RE OPEN FOR BUSINESS & DELIVERING TO YOUR DOOR The Opie Oils web site is trading as normal - the majority of deliveries are made within 1-3 working days. $2.39 NGK 7938 BKR5E Spark Plug - Same Day Shipping. my compression is 10-9-1 and I tried a #8 and it was to cold Explanation of a Spark Plugs Heat Range from NGK Spark Plugs USA This is the reason for different heat ranges. V-Power Spark Plugs are named for their specially designed v-groove center electrode to improve ignitability. 5 (NGK) Denso 5325 IT-16 Projected Sotck Heat Range. We sell high quality NGK Spark Plugs and other parts online. same heat range. NGK R (6962) BKR6E Standard Spark Plug, Pack of 1 V-power. Not sure if this is any help........ AC spark plugs.... Just some quick main heat numbers. Low heat range plugs have long insulator leg sections and the surface area affected by the flame and the gas pocket capacity are large. NGK V Power Copper Spark Plug 7938. The term hot/cold is commonly used to describe whether a spark plug heats up easily (hot) or … Spark plugs heat ranges can vary massively from plug to plug, and (rather frustratingly) can be recorded in a number of different ways, making comparison between brands rather hard. Generally, if a plug has a hotter heat rating it's simply not as thermally resistant as a cooler graded plug. 0.11lbs. Both types, These are the heat ranges. Starting with part # BKR6E-11 (heat range 6), a colder plug would # BKR7E-11 (heat range 7), a hotter plug would be # BKR5E-11 (heat range 5). Owner-AACA 2016-Senior Grand National Winner---MCACN-GOLD-2013. LT1 Thread – 14mm Reach - .708” Socket – 5/8 hex Seat - Taper Stock Heat Range: 5 Gap: .050 Plug: NGK TR55 (stock number … Secure Online Ordering. Menu. $6.79. The heat range numbering system used by spark plug manufacturers is not universal. Autolite has 2544, 2545 and 2546 available. Spark plugs offer higher performance compared to standard plugs. Shop Now. Unique design to guarantee the best possible performance; Wide range of different heat ratings for high thermal endurance; High-performance spark plugs for the newest engine technologies; Spark Plug Requirements . Designed to operate over a much wider heat range than ordinary plugs. Oh, and in case you wanted to look at the relative numbering systems, here's Bosch's version of a heat range chart: A forum community dedicated to Chevrolet Chevelle owners and enthusiasts. UPC: 087295179383. EXCEPTION: NGK Racing Plugs: (Any NGK plug that begins with the letter “R”) For NGK Racing Plugs, the heat range is located AFTER the hyphen. Get product details, choose a store, and get directions. Extened Gap. Heat rating and heat flow path of NGK Spark Plugs. For example, BCPR6ES-11 has a heat range of 6. I run R5671A-7 stock #4091 in my stroker. The last digit in an Autolite part number represents the heat range within a plug family. Price: $12.40 FREE Shipping Get free shipping Free 5-8 day shipping within the U.S. when you order $25.00 of eligible items sold or fulfilled by Amazon. Looking to fix your NGK? Center Electrode: V-Power (V-Grooved Center Electrode) Gap: 0.027" (0.7mm) Heat Range: 8: Hex Size: 3/4" (19mm) Reach: 9.5mm (3/8") Seat: Gasket seat: Terminal: Removable Nut For a better experience, please enable JavaScript in your browser before proceeding. FREE SHIPPING on Orders Over $99! The heat rating of each NGK spark plug is indicated by a number; lower numbers indicate a hotter type, higher numbers indicate a colder type. V Power Spark Plug 7938 NGK. Email to friends Share on Facebook - opens in a new window or tab Share on Twitter - opens in a new window or tab Share on Pinterest - opens in a new window or tab. In Stock. NGK Denso Champion Heat Range Equivalents A Spark Plug's heat range is a measure of it's ability to conduct heat away from its firing end. ; 100% genuine NGK Spark plug from NGK factory Anti-counterfeit query method for NGK spark plug 1. the thread workmanship, the ceramic body and the metal body connecting part of the white powder, can be wiped out by hand, powder is sealed washer stamping into the special,if it's fake,is intentionally sticky with glue, so cannot be wiped. BRAND NGK . The center electrode and insulator shed heat into the head and water jacket. Delayed Shipping. Ground Strap Quantity: One Quantity: Sold individually. An important parameter of this heat range is given by the so-called self-ignition value. Account Sign … 2544 … $11.65. Tested to the highest original equipment standards, these plugs are crucial for vehicle maintenance. Vehicle/Engine Search Vehicle/Engine Search Make/Model Search ... Part Number: NGK-7938. This web site uses cookies. Wide heat range is crucial for optimum engine performance. ***Note: List is intended for reference only. Tested to the highest original equipment standards, these plugs are crucial for vehicle maintenance. Spark plugs have a heat range they need to operate within to function properly.

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