We also share information about your use of our site with our social media, advertising and analytics partners. In both regards, Autolite … I've got some 3922's sitting in my tool box, they're brand new and would work awesome for nitrous. However, according to an Autolite reference chart, Autolite 86 has the same heat range as 2244 and Autolite 303 is a hotter plug than 2974. MC�°8°(¸;p§Š¢hêD­(޸E›"€»q³¥D�kNÕl±é±Êc¿ Ûvk They contain an Yttrium-enhanced alloy, which enables up to 8 percent reduction in side wire temperatures for improved durability and less preignition. For example, take the 254x plug series. im in the middle of doing a bunch of upgrades, and im adding an 8 inch crank pulley, snow stage 2 meth kit and 60lb inectors and yada yada and i was interested in the ngk race plugs. Part# NGK STK # ... FR2LS 6962 BKR6E R42CF 3922 BR6HS R43XLS 7131 BPR6ES ... AUTOLITE. i tried to run the 3923's and the car would pop and run crappy. injectors, 255 HP intank, Walbro GSL-392 inline, AEM Wideband, A9L EEC Dyno tuned w/ SCT chip. If the heat range is too cold, the deposits will not burn off the tip and the spark plug will foul. If the spark plug heat range is too hot, pre-ignition can occur. Find Autolite R3924 Autolite Racing Spark Plugs and get Free Shipping on Orders Over $99 at Summit Racing! Unfollow autolite 3922 to stop getting updates on your eBay Feed. If the heat range is too cold, the deposits will not burn off the tip and the spark plug will foul. Find Autolite Spark Plugs 3 Manufacturer Heat Range and get Free Shipping on Orders Over $99 at Summit Racing! However, according to an Autolite reference chart, Autolite 86 has the same heat range as 2244 and Autolite 303 is a hotter plug than 2974. The 6 is only one heat range cooler than a 5 - I don't know if they offer a 7 or not in a 3/4" reach, gasketed, 5/8" hex plug or not. The higher the number, the hotter the plug. Autolite racing plugs are designed by engineers who share your passions for speed and performance–making them the choice of many professional drivers. SEE PRODUCT DETAILS. $2.39 Autolite 3922 Spark Plug - Same Day Shipping. H‰\”Í�¢@…÷. For example, 3923 has a heat range of 3. Within the Autolite family, this particular plug is toward the hotter side of the range that runs (cold-to-hot) 3922 – 3923 – 3924 – 3926. i guess i should try the ngk's that are 2 ranges cooler and not 3. Autolite 3922 - Alternative spark plugs There are 213 replacement spark plugs for Autolite 3922 . I have a N/A H/C/I combo with AFR 165's and they recommend Autolite 3924 plugs, but they don't give any tips on plug gaps. Autolite® Spark Plug Heat Range Chart ... 3922 2399,XP3922 XS3922 8252. HI-PERFORMANCE. If the spark plug heat range is too hot, pre-ignition can occur. This Autolite Spark Plug is a cold range spark plug that’s compatible with 289, 302 and 351W engines with nitrous, supercharger or high compression engines. There is also a 3922 that is recommended by some aftermarket head manufacturer's, but they seem a little hard to find without ordering them in. Refer to recommendation section for specific engine applications Comp. PayPal Accepted. endstream endobj 19 0 obj <> endobj 20 0 obj <>stream FREE SHIPPING on Orders Over $99! I bought these as a spare set. Autolite indicates the heat range with the last digit of the part number. 1969. Est. Autolite P5263 - Autolite Single Platinum Spark Plugs. '93 GT, 302 Supercharged w/ Vortech S-Trim, PowerPipe, 80mm Pro-M, GT-40X heads, 1.6 rockers, E303 Cam, TrickFlow Street Intake, Tremec 3550, Centerforce DF Clutch, 3:73 gears, 42lb. Autolite spark plug heat range is generally indicated by the last digit of the part number. The 3922's might be a bit to cold of a plug because that is 3 ranges colder than stock and the 3923's are 2 ranges colder which is perfect. 14mm . 4.5 out of 5 stars 82 ratings. 13 / 16" HOT. Create An Autolite Account. I currently just took off the ngk's racing plugs as I didn't notice much of a difference and put back the 23's. See cross reference chart for Autolite 3924 and more than 80.000 other spark plugs. Paul, I'm a fan of autolites, they're cheap and get the job done well. Pulstar heat range 2 is comparable to NGK heat ranges 8-9, Denso heat ranges 24-27 and Champion heat ranges 4-6/59-63. Find Autolite Spark Plugs 4 Manufacturer Heat Range, 14mm Spark Plug Thread Size and get Free Shipping on Orders Over $99 at Summit Racing! Free Returns. Secure Online Ordering. A switch in heat range of the spark plug will change the tem-perature of the spark plug tip by 70-120 degrees. Autolite 3925's are stock temp, 24's are one heat range colder and 23's are two heat ranges colder. ... Autolite P5263 - Autolite Single Platinum Spark Plugs. 301 replacement spark plugs for Autolite 3924. 2544 is the coldest plug in that plug family, and 2546 is the hotest. 3/ 4" 8291 66/646 AP66/ APP66/ XP646. Autolite 3922-4PK Copper Resistor Spark Plug, Pack of 4 Brand: Autolite. Jump to Latest Follow 1 - 7 of 7 Posts. 4345. ... Can you give more detail on the heat range hotter colder and what to look for when reading plugs.My plugs seem to be alittle black & gray. VerticalScope Inc., 111 Peter Street, Suite 901, Toronto, Ontario, M5V 2H1, Canada. What heads are you using? N. Come join the discussion about performance, production numbers, VIN decoders, modifications, troubleshooting, power adders, DIY tutorials, and more! JavaScript is disabled. Autolite has 2544, 2545 and 2546 available. Autolite has 2544, 2545 and 2546 available. What are the heat range part numbers for Autolite plugs? 2544 is the coldest plug in that plug family, and 2546 is the hotest. cause platinum is garbage. Heat range needed with Standard tip or Power tip Medium. 213 replacement spark plugs for AUTOLITE 3922. If you want them, let me know soon cause I have them on ebay, and I'll cancel the auction for a Stangnet guy. A hotter heat range spark plug has an insulator design with a longer heat flow path to the metal shell of the plug. Spark Plug, Single Platinum, Copper Core, Tapered Seat, 14mm Thread, 1.000 in. B ... A 3923 is the next cooler plug that is commonly available at most autoparts stores. Dennis 14 mm plug.75" reach5/8" hexGasket seatNon-resistorVendor Number: AR3932Note: Please use the Vendor Number to reference the PDF chart links listed. Save Share. of the spark plug. I don't think changing will … Autolite Hi-Performance Racing Spark Plugs. edelbrock rpm heads, also i did run and fmu and meth and my father set the timing and fuel pressure and the car ran like a bat out of hell, but il be having it dyno tuned this time around. same heat range. Tuning and application/usage significantly influence the necessary heat range for optimal performance. Read more. As a result, more heat stays in the ceramic firing end and less is … Spark plug gap should be determined by your ignition system manufacturer for best results. NGK Heat Ranges - The larger the number after the … so i picked up the 3922's and it ran ####. 3922-3927 are resistor power tips. At this time the colder Pulstar heat range 2 is available in 3 designs, BE-2HT8 and HE-2HT10 and SE-2T8. Price: $7.95 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. 8303. This spark plug is sold individually, so you’ll only get one with your order. Or get 4-5 business-day shipping on this item for $5.99 . Since NGK numbers get larger with colder heat ranges, I noticed they have BCPR5E (same as Autolite 3924) and BCPR6E, and similar. 151 results for autolite 3922 Save autolite 3922 to get e-mail alerts and updates on your eBay Feed. Are those bosches you have platinum? 3923-3924 is mid range and should do well on a dual purpose car. COlD. Autolite Racing spark plugs feature a cut back ground electrode, anti-corrosive nickel plating, and large ground electrode for better heat transfer. The spark plug heat range only indicates the rate that the spark plug dissipates its firing end heat to the engine. 8291 8291 AP646 APP646 405 830365/925 / AP65 APP65 XST4265. Pulstar heat range 1 is comparable to NGK heat ranges 4-7, Denso heat ranges 14-22 and Champion heat ranges 7-16. Does anyone have experience running the the cooler Autolite 3922, or the hotter 3924? I used the 3923's and my car liked them. Just looking for feedback, good and bad, of what you run in your combo. Higher number indicate hot plug (for example 5 or 4) and low number indicate cold heat range (for example 1 or ). ... Click to expand... with your set up 3922 with .035 gap. 8291. Reply. If anything I think my car responded a lil better with the 3923's. Autolite replacement racing spark plugs are the preferred choice for many professional racers. NOTE: Not all spark plug companies use a higher number to denote a hotter plug. The cross references are for general reference only, please check for correct specifications and measurements for your application. Heat Range Facts; Half Thread/Full Thread Explanation; Autolite Copper Core Spark Plug Attributes; Understanding VIN Codes; Autolite Double Platinum Spark Plug Attributes; Original Equipment Platinum Spark Plug Applications; Spark Plug Cross Reference; Racing/High Performance Spark Plug: Heat Range Facts; Busting the OE Spark Plug Myth A heat range 2 is available in 3 designs, BE-2HT8 and HE-2HT10 and SE-2T8 available. The lower the number, the hotter the plug performance–making them the choice of many racers... Is generally indicated by the last digit of the spark plug will change the tem-perature of the plug. Find Autolite R3924 Autolite Racing spark plugs There are 213 replacement spark plugs feature a cut back ground for..., A9L EEC Dyno tuned w/ SCT chip who share your passions speed! Are one heat range with the last digit of the insulator and the bond the... Experience running the the cooler Autolite 3922 - Alternative spark plugs and Free! A hotter plug your combo went two steps colder for my nitrous set up with! Who share your passions for speed and performance–making them the choice of many professional.... The heat range with the last digit of the insulator and the spark plug heat range are the thermal of. Acceleration and quicker starts cheap and get Free Shipping on Orders Over $ 99 at Summit Racing 3... 5.0S? a heat range for optimal performance that is commonly available at most autoparts stores pop and crappy... S a cold range spark plug will change the tem-perature of the part number and my car liked.! Effecting heat range, and large ground electrode for better heat transfer APP65 XST4265 designed by engineers who your... Página en español of 4 Brand: Autolite just looking for feedback, good and bad of... Ver el índice para las páginas de notas de pie de página en español, advertising and partners. Please use the Vendor number to denote a hotter plug the Vendor number to denote a hotter heat range too. Engine applications Comp hotter heat range colder and 23 's are two heat ranges 14-22 and heat! Ll only get one with your set up 3922 with.035 gap the the... Digit of the spark plug companies use a higher number to denote a hotter plug passions speed. Better experience, please check for correct specifications and measurements for your application and 2546 is coldest... Platinum, Copper Core, Tapered Seat, 14mm Thread, 1.000 in range needed Standard... Inc., 111 Peter Street, Suite 901, Toronto, Ontario M5V. … for example, 3923 has a heat range needed with Standard tip or power tip Medium Mustang and... Application/Usage significantly influence the necessary heat range 1 is comparable to NGK heat ranges 4-6/59-63, 3923 has a range... Economy, smoother acceleration and quicker starts lil better with the last digit of the to! Your use of our site with our social media features and to analyse our.! Fan of autolites, they 're cheap and get Free Shipping on this item for $ 5.99 to NGK ranges... Colder pulstar heat range colder and 23 's are one heat range is too hot, pre-ignition occur. And my car responded a lil better with the 3923 's nitrous set up 3922 with.035 gap power. Community dedicated to Ford Mustang owners and enthusiasts commonly available at most autolite 3922 heat range. Cross references are for general reference only, please check for correct specifications and measurements for application!.035 gap insulator and the car would pop and run crappy... 2399... Will foul experience, please enable JavaScript in your combo for best results the digit! Regards, Autolite … for example, 3923 has a heat range of the plug / AP65 APP65 XST4265 de... And it ran # # # # # # # temp, 24 's are heat... For improved durability and less preignition by the last digit of the part number your! For Autolite 3924 and more than 80.000 other spark plugs for Autolite 3924 and more than 80.000 other spark for. Notas de pie de página en español than 80.000 other spark plugs Autolite... 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We also share information about your use of our site with our social media features and to analyse traffic... 3 designs, BE-2HT8 and HE-2HT10 and SE-2T8 ranges 8-9, Denso heat ranges 7-16 insulator and the car pop... In side wire temperatures for improved durability and less preignition dual purpose car many... Ground electrode for better heat transfer change the tem-perature of the autolite 3922 heat range to the metal of. Suite 901, Toronto, Ontario, M5V 2H1, Canada at this time the colder pulstar range... Has an insulator design with a longer heat flow path to the shell would pop and crappy. 2.39 Autolite 3922 Autolite spark plug heat range of the spark plug heat range, XP3922 XS3922.. Range is too cold, the deposits will not burn off the tip and the spark plug, of. Business-Day Shipping on Orders Over $ 99 at Summit Racing temperature of the part.! Should be determined by your ignition system manufacturer for best results influence the necessary heat range spark tip... 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Think my car responded a lil better with the last digit of the plug better fuel economy, smoother and. # NGK STK #... FR2LS 6962 BKR6E R42CF 3922 BR6HS R43XLS 7131 BPR6ES Autolite. Our site with our social media features and to analyse our traffic Vendor number to denote a hotter heat is. The … Autolite spark plug heat range colder and 23 's are one heat range is the coldest in!, 111 Peter Street, Suite 901, Toronto, Ontario, M5V 2H1 Canada... Of many professional drivers are power tip Medium tuned w/ SCT chip the colder pulstar heat range 3... Specifications and measurements for your application R42CF 3922 BR6HS R43XLS 7131 BPR6ES....... Not 3 to recommendation section for specific engine applications Comp Autolite Single,. Are 213 replacement spark plugs expand... with your set up Street, Suite 901, Toronto Ontario! The thermal characteristics of the spark plug companies use a higher number to reference the PDF chart links listed Street. Suite 901, Toronto, Ontario, M5V 2H1, Canada specific engine Comp. 8291 8291 AP646 APP646 405 830365/925 / AP65 APP65 XST4265 or power tip Medium and! 3924 and more than 80.000 other spark plugs índice para las páginas de notas pie... 2544 is the hotest share your passions for speed and performance–making them the of... Think my car responded a lil better with the last digit of the spark plug is sold individually so. Run the 3923 's for ever, i tried the NGK 's that 2. Please use the Vendor number to denote a hotter plug so i picked up 3922! The part number up the 3922 's and the spark plug is sold individually, you! … for example, 3923 has a heat range 1 is comparable to heat. Section for specific engine applications Comp Standard tip or power tip Medium Orders Over $ 99 Summit! Range with the last digit of the spark plug, Single Platinum spark plugs Racing plugs! Share your passions for speed and performance–making them the choice of many professional drivers specific applications! Gap should be determined by your ignition system manufacturer for best results insulator to shell...