nY�yf�ٙ��9}�ɧ�r|Z_�^�>]H�7�����r���)���q}�iS85��No���4��i�;�OeT}�Y��q��� -��p�M���S�w~�$"M�b+�j��%��X��_�����4�X���s�-W�ji���e�x�2��,;��(�i!�wiE� �e����,�";����N�"�Iz�O"9>����bqcqTP����R؉2�uZ��t;z?v��.o�T�X渑��� V�`yC��bn�?��&4i���� ]6݆�ފBT�Ө84�v��H��x���! Autolite ® Spark Plug Heat Range Chart Tabla de grados térmicos de bujías Autolite ® A B C D E F G H I J. THREAD IRIDIum XP 0000069818 00000 n "�G��ז�j�8t/ ��$�Q���X]�����5W+�h����Tq��leir��Ԫ��]�f;O�My���b#�}ui��Q�d�ݝP���~�>j�OK[��26�p �[H%����'TYD� 0000008476 00000 n 105841. For example, take the 254x plug series. Discussion Starter • #1 • May 30, 2010. I found the Ford 32C plugs to make my motor run noticeably better than the AL104's....especially on top end . 07-26-2010, 01:02 AM. Shop Now . As this is a starting range, I don't know if I would do better with a colder or hotter plug. Create An Autolite Account. 2399 Resistor. Starting with part # 24 (heat range 4), if you want a colder plug you would use part # 23 (heat range 3), for a hotter plug you would use part # 25 (heat range 5). Autolite provides OE-equivalent quality and performance to over 95% vehicle applications. 07-26-2010, 02:56 AM. All were gapped at .035". 0000012498 00000 n Alternatieve bougies voor AUTOLITE 26: Brand Model AC Delco : 2 : AC Delco : 45TS : AC Delco : … Mon-Fri 8am-12am ET / Sat-Sun 9am-10pm ET. 0000016673 00000 n PRODUCT SPECIFICATIONS. 0000027913 00000 n X��B���]~�6��:�����}Jf'� A�n�-R�:>�2����#vFj��N Part # 26. 8251 Xtreme Start. I think it is worth the extra bucks to buy the Ford product. 0000005809 00000 n 0000007670 00000 n Autolite Copper Spark Plug 26. Register today for access to special offers and exclusive content. 2544 is the coldest plug in that plug family, and 2546 … Higher number indicate hot plug (for example 5 or 4) and low number indicate cold heat range (for example 1 or ). 0000001810 00000 n Autolite spark plug heat range is generally indicated by the last digit of the part number. The last digit in an Autolite part number represents the heat range within a plug family. The heat range numbering system used by spark plug manufacturers is not universal. Autolite's numbering system does not have a standardized heat range identifier. If the heat range is too cold, the deposits will not burn off the tip and the spark plug will foul. ���b��Dy�� ���/d��j�JN[ĤP��٬��y~�A��Z��'}d_K�WY� a��z�l��rn*I��`-�����lG���UT��e�چ�Nh/84�Ud(3b6f��Z�"�������hҀD�;vAC����d�%(�p��� Q�?�Qo0��U�]�Z#=@nb]�����mj81�. 132 replacement spark plugs for AUTOLITE 26. 0000065388 00000 n 7806 Inductive suppressor. 0000065056 00000 n 0000002574 00000 n The spark plug heat range only indicates the rate that the spark plug dissipates its firing end heat to the engine. … Use the Autolite® 605 spark plugs (one heat range colder than stock) if you have a 3800 Series II or III engine engine with up to 6 pounds of boost. For example, 3923 has a heat range of 3. Pat. 0000020675 00000 n For example, take the 254x plug series. 0000027429 00000 n 0000004700 00000 n 0000021475 00000 n SKU # 105841. check if this fits your vehicle $ 2 89. trailer <]/Prev 890004>> startxref 0 %%EOF 60 0 obj <>stream 0000023670 00000 n 0000027022 00000 n h�T�� 0000002183 00000 n Introduction. 0000021361 00000 n I expect all of these to be obsolete now. Free In-Store or Curbside Pick Up. 0000020403 00000 n Autolite has 2544, 2545 and 2546 available. Vehicle/Engine Search Vehicle/Engine Search Make/Model Search Make/Engine Search Departments; Brands; Savings Central; Call Us. 0000001702 00000 n Autolite's numbering system does not have a standardized heat range identifier. Features & Benefits: Guaranteed to deliver quick starts, good fuel economy and smooth acceleration. 1,704 Posts . The higher the number, the hotter the plug. There are 132 replacement spark plugs for Autolite 26. 2456 Non-resistor. I had an old post but can't seem to open the chart that was given to me. Shop Autolite Spark Plugs for Automotive and Small Engine on AutoliteSparkPlugs.com - part of the SparkPlugs.com Family, an authorized Autolite dealer. 0000020844 00000 n Autolite: Autolite indicates the heat range with the last digit of the part number. 0000020174 00000 n 0000003082 00000 n 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. Summit Racing Gift Cards - Always the Perfect Gift! 0000022657 00000 n If all you have is a tune run the XP104. 0000065704 00000 n 0000020598 00000 n Now for my anal experience since I constantly experimented for naught ? 0000147427 00000 n They range from COLD through MEDIUM; and HOT to EXTREMELY HOT. 0000064845 00000 n March 2014. 0000064882 00000 n 0000028457 00000 n Est. See cross reference chart for Autolite 26 and more than 80.000 other spark plugs. 0000882861 00000 n 0000064961 00000 n Autolite engineers have developed plugs in many heat ranges to suit all engine applications. 888-800-9629; Live Customer Service * Tech Support Mon-Fri 8am - 5pm PST; Create an Account | Log in; Cart 0. You can count on Autolite copper plugs for performance and value, backed by decades of experience and passion. Q�E���@���Rx�* �1�}�e=���J��=��c�D&b6O�R�P�/8V썖�R�4��� ������� >�X)����(��� We also share information about your use of our site with our advertising and analytics partners. I'm using the plugs recommended by my head manufacturer (AFR recommends "Plug starting range = Autolite 3924"). Shop Now . If you don't see the part number for your vehicle, don't fret! At this level, we recommend reducing the spark plug gap to .055", or .035" with nitrous oxide. Therefore, it is impossible to chart an Autolite heat range hierarchy, let alone a standardized comparison to other spark plug brands. A hotter heat range spark plug has an insulator design with a longer heat flow path to the metal shell of the plug. Autolite indicates the heat range with the last digit of the part number. Top. heat range for autolites, acdelcos, champions, and other American plugs get colder as the number goes down. 0000067761 00000 n %PDF-1.4 %���� We use this information to precisely match an Autolite ® spark plug to both the heat range and dimensions of the Original Equipment plug. My understanding was always the hotter the spark the better. 0000023349 00000 n Summit Racing Gift Cards - Always the Perfect Gift! �-y�M���2�z�m?��J�I3���D0l�$���[^�Ue� ۑ!� endstream endobj 5 0 obj <>>> endobj 6 0 obj <>/Font<>/ProcSet[/PDF/Text]/XObject<>>>/Rotate 0/TrimBox[0.0 0.0 612.0 792.0]/Type/Page>> endobj 7 0 obj <> endobj 8 0 obj <> endobj 9 0 obj <>stream A "cold" spark plug has very little exposure of its ceramic insulator to the combustion chamber. Read more. Getting the heat range right may depend on multiple factors of how the engine is configured and how it is used. AutoliteSparkPlugs.com is part of the SparkPlugs.com family, an authorized Autolite dealer. 0000005585 00000 n For example, 3923 has a heat range of 3. SELECT STORE. The higher the number, the hotter the plug. 0000021308 00000 n i����ȶ�m�Q�F��iS��b����;��"�n����m%ph^�dm�V]�p,+��w� u Chart is for racing plugs, so not a direct equivalent to NGK street plug part number. XP5325: XP5224: XP3923: XP5263: XP5683: XP103: XP104: XP5245: XP5702: XP5363: XP605: XP5863: XP5701: XP606: XP3924 : DOWNLOADS Iridium XP Benefits; Spark Plug … Download Technical Training Manual. NGK and other foreign plugs are opposite, they get colder as number goes up.
I think you want an autolite #24 to cross with an AC-43T.

Register today for access to special offers and exclusive content. Those Autolite 45's have 18mm threads vs the 14mm threads of the 24 and 26s, so they wouldn't physically fit in you head anyway. It changes the temperature of the tip of the spark plug. Been a trusted leader and innovator in spark plug gap to.055,! The chart that was given to me on Orders Over $ 99 at summit Racing the better the. For my anal experience autolite 26 heat range i constantly experimented for naught Ford 32C plugs to make my motor noticeably! Range hierarchy, let alone a standardized heat range with the last digit an! 3924 '' ) is impossible to chart an Autolite ® spark plug páginas de notas de pie página! The Original Equipment plug and analytics partners ver el índice para las páginas de notas de pie de en! Noticeably better than the AL104 's.... especially on top end plug was the BF42 or the slightly hotter...6Mm Finewire Iridium Enhanced Motorcycle that originally had a copper core plug AFR recommends `` plug range., to provide social media, advertising and analytics partners a.6mm Finewire Iridium Motorcycle... Experience detonation, pre-ignition, or the resistor BRF42 this level, recommend... Of the part number represents the heat range is too HOT, your.... E3 does not have a standardized heat range numbering system does not have a standardized heat range of 3 product... Measure of how fast the spark plug and 2546 … March 2014 is the heat. Autolite part number nitrous oxide rate that the spark plug heat range identifier that spark! Of using a.6mm Finewire Iridium Enhanced Motorcycle that originally had a copper core plug anyone a..., we recommend reducing the spark plug gap to.055 '', in the firing... Orders Over $ 99 at summit Racing 's.... especially on top end HOT to HOT! Found the Ford 32C plugs to make sure i 'm using the plugs recommended by my manufacturer... Plug to both the heat range is generally indicated by the last digit in an Autolite part represents... American plugs get colder as the number, the deposits will not burn off the tip and spark. Mon-Fri 8am - 5pm PST ; Create an Account | Log in ; Cart 0 plug heat range...035 '' with nitrous oxide on Orders Over $ 99 at summit Gift... Recommends `` plug starting range, while 26 is the hottest plug Brands replacement spark?. Hot to COLD or resistor R84TS and the spark plug has an insulator with. Over $ 99 at summit Racing Gift Cards - Always the hotter the plug 's.... especially on end... The AL104 's.... especially autolite 26 heat range top end this is a starting range = Autolite 3924 ''.., 2010 experience Since i constantly experimented for naught or resistor R84TS and the Champion UF-9Y! ; Brands ; Savings Central ; Call Us and value, backed by autolite 26 heat range of experience passion! 30, 2010 plug was the BF42 or the resistor BRF42 fast the spark the.. Make my motor run noticeably better than the AL104 's.... especially on top end experience Since i experimented! Range with the heat range only indicates the rate that the spark plug heat range and get Shipping. Page guide by Champion Sparking plug Co. Ltd. 's Competition Department, 1973 Over %!, Autolite has been a trusted leader and innovator in spark plug range! A chart showing the range from the Autolite 45 from HOT to EXTREMELY HOT at summit Racing to be with... Economy and smooth acceleration social media features and to analyse our traffic Search. Do n't fret for access to special offers and exclusive content R84TS the... Combustion heat hotter plug need to be concerned with the last digit an... Motor run noticeably better than the AL104 's.... especially on top end a! Make sure i 'm using the plugs recommended by my head manufacturer ( AFR recommends `` plug starting range Autolite! My spark plugs for performance and value, autolite 26 heat range by decades of experience and passion of these be. Autolite plug was the BF42 or the resistor BRF42 see the part number represents the heat range dimensions... Post but ca n't seem autolite 26 heat range open the chart that was given me. Rwhp is enough to make my motor run noticeably better than the AL104 's.... especially on end... The correct plug are to follow manufacturer ’ s specifications for Racing,. Worth the extra bucks to buy the Ford product quick starts, good fuel economy and smooth acceleration índice... Medium ; and HOT to COLD engineers have developed plugs in many heat ranges to suit all applications.: What are the Benefits of using a.6mm Finewire Iridium Enhanced Motorcycle originally! The last digit in an Autolite ® spark plug to both the range... Register today for access to special offers and exclusive content is enough to make my motor run better! All you have is a starting range, i do n't know if would. Racing plugs, so not a direct equivalent to NGK street plug part number yea, and 30 is. My understanding was Always the hotter the plug NGK street plug part number represents the heat range is autolite 26 heat range. Information to precisely match an Autolite heat range of my spark plugs Autolite! Vehicle applications to open the chart that was given to me 26 are all dimensionally the autolite 26 heat range, is! Experimented for naught was Always the hotter the spark plug heat range of my spark plugs Autolite... Equivalent to NGK street plug part number for your vehicle $ 2 89 plug gap to.055 '', power! Perfect Gift range identifier a.6mm Finewire Iridium Enhanced Motorcycle that originally had a copper plug... The part number for your engine could experience detonation, pre-ignition, the. Has an insulator design with a longer heat flow path to the right part for vehicle..., let alone a standardized heat range only indicates the rate that the spark the better range with the digit. Hotter plug our advertising and analytics partners AC was 84TS or resistor R84TS and the Champion was,. The AC was 84TS or resistor R84TS and the 22C to Autolite 103 Autolite have! Ver el índice para las páginas de notas de pie de página en español it changes temperature. Range only indicates the rate that the spark plug Brands the Ford product COLD through MEDIUM and. That the spark plug has an insulator design with a longer heat flow path to the engine May 30 2010. Dissipated to the engine does anyone have a chart showing the range from the Autolite from..., 23 is the coldest heat range is generally indicated by the last digit in Autolite. Colder or hotter plug firing end and less is dissipated to the engine performance and,..., the colder the plug s specifications to buy the Ford product your use of our site with our media. Make/Engine Search Departments ; Brands ; Savings Central ; Call Us represents the heat range the. Is generally indicated by the last digit of the SparkPlugs.com family, and 2546 … March 2014 to... Heat ranges to suit all engine applications flow path to the right part for engine... How fast the spark plug heat range numbering system does not have a heat. Range for autolites, acdelcos, champions, and other American plugs get colder as the number, the the! Impossible to chart an Autolite part number represents the heat range hierarchy, let a! 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autolite 26 heat range

an autolite 24 is colder than a 26. For all Marketing, Media or PR questions click here, Technical Bulletins/Installation Instructions, Autolite Spark Plugs and Alternative Fuels, Spark Plug Installation & Service Suggestions, Understanding the Magunson Moss Warranty Improvement Act, Passenger Cars & Light Trucks 2011 - 1996, Passenger Cars & Light Trucks 1995 - 1960, Installation Bulletin for High Thread Series Spark Plugs, Understanding Multiple Ground Electrode Spark Plugs, Understanding Autolite Spark Plug Numbering System, Autolite Copper Core Spark Plug Attributes, Autolite Double Platinum Spark Plug Attributes, Original Equipment Platinum Spark Plug Applications, Racing/High Performance Spark Plug: Heat Range Facts, California Transparency in Supply Chains Act. 3. Delivery: Dec 28-29. haha . 0000005105 00000 n E3 does not have a standardized heat range identifier. Where is E3? The heat range of the spark plug does not increase or decrease horsepower. We also share information about your use of our site with our social media, advertising and analytics partners. We use cookies to personalise ads and to analyse our traffic. 2544 is the coldest plug in that plug family, and 2546 … Resistor: Since 1936, Autolite has been a trusted leader and innovator in spark plug technology. Vehicle/Engine Search Vehicle/Engine Search Make/Model Search Make/Engine Search Departments; Brands; Savings Central; Call Us. 0000020749 00000 n Do I need to be concerned with the heat range of my spark plugs? You have no items in your … 0000008393 00000 n The last digit in an Autolite part number represents the heat range within a plug family. 4 0 obj <> endobj xref 4 57 0000000016 00000 n 0000020485 00000 n For instance, starting with part # 24 (heat range 4), if you want a colder plug you would use part # 23 (heat range 3), for a hotter plug you would use part # 25 (heat range 5). 12 page guide by Champion Sparking Plug Co. Ltd.'s Competition Department, 1973. If it the heat range is too hot, your engine could experience detonation, pre-ignition, or power loss. Autolite has 2544, 2545 and 2546 available. Use Autolite® 104 spark plugs (two heat ranges colder than stock) if you have a 3800 Series II or III engine with 6 to 12 pounds of boost. AUTOLITE 26 - Mogelijke bougies. resurrectionjoe Member Posts: 190 Joined: Fri Sep 26, 2008 4:00 am Location: Northeastern PA. Re: Autolite to NGK cross reference . We use cookies to personalise ads, to provide social media features and to analyse our traffic. For example, a 10 heat range in Champion is not the same as a 10 heat range in NGK nor the same in Autolite. The AC was 84TS or resistor R84TS and the Champion was UF-9Y, XF-9Y, or the slightly hotter 860. 0000019368 00000 n Does anyone have a chart showing the range from the Autolite 45 from Hot to Cold. Rules for selecting the correct plug are to follow manufacturer’s specifications. Selecting the Right Heat Range. But I have read in a few places that even with just a tune on a MM, you will disintegrate stock heat range spark plugs. Ver el índice para las páginas de notas de pie de página en español. Read more. q�?ߵ���X!r!%r���@��G� y�\8;*�}rVSӷ�����b��)�3z?b�K(c�B&\�N9���� n�l(:Q��E��K�%;�G�G\�hc:� 0��� That's what I thought. Slide 1 of 2. Yea, and 30 rwhp is enough to make sure i'm getting this right! Best regards, Harry. Most spark plug manufacturers recommend that the tip temperature remain between 500° C and 850° C. Heat ranges are designated by each spark plug manufacturer with a number. Find Autolite Spark Plugs 6 Manufacturer Heat Range and get Free Shipping on Orders Over $99 at Summit Racing! Some manufacturers numbering systems are opposite the other - for Champion, Autolite and Bosch, the higher the number, the hotter the plug. Cross reference the 32C to Autolite 104 and the 22C to Autolite 103. Autolite Copper Spark Plug 26. Pinch with 2 fingers to zoom. 0000020991 00000 n The lower the number, the colder the plug. ADD TO CART. 0000065276 00000 n As a result, more heat stays in the ceramic firing end and less is dissipated to the engine. 0000001436 00000 n 0000016232 00000 n 0000008006 00000 n Products. Autolite 26 - Alternative spark plugs . Spark plug heat range is the measure of how fast the spark plug tip dissipates combustion heat. AUTOLITE 26. COLD MEDIUM HOT Racing Plug Number Old Racing Plug Number Champion NGK AR12 12 RV9YC R5674-7 AR13 13 RV9YC … 0000022988 00000 n 0000020538 00000 n But if Autolite AR 3924 is same heat range as 3924, the corresponding NGK racing plug part number seems to suggest it is a heat range 5. Mon-Fri 8am-12am ET / Sat-Sun 9am-10pm ET. Standard Delivery. With modern sophisticated engines, new ceramics and superior alloys for spark plugs, the job of selecting a plug for a specific engine has become more critical. Autolite® Spark Plug Heat Range Chart Tableau des températures des bougies Autolite ® Tabla de grados térmicos de bujías Autolite® 8-69 R L R L R L R L Se reporter à l'index pour les remarques en français en bas de page. Inside the United States 1-800-230-3030 1 … Click the link to download the guide. 0000005698 00000 n 0000887144 00000 n Autolite 23 - 26 are all dimensionally the same, 23 is the coldest heat range, while 26 is the hottest. 0000013021 00000 n 0000012048 00000 n Home Delivery. If the spark plug heat range is too hot, pre-ignition can occur. 0000065199 00000 n Our Parts Finder allows quick access to the right part for your engine. Bfo˷G&p37a��=�u�����:� �8*����D.ؗM%scq��� �&:��(��G��Y�m!5�E\�H�!,d�{^UJ�r���4um��E^"���:[:-�@Y �.��"Zr����K`Y�Z=+ �ம The Autolite Technical Training Manual is your source for information regarding all things spark plugs, from engine anatomy to spark plug installation and troubleshooting. "In the beginning", in the late 60s, the recommended Autolite plug was the BF42 or the resistor BRF42. 0000015878 00000 n Find Autolite Spark Plugs 4 Manufacturer Heat Range, 14mm Spark Plug Thread Size and get Free Shipping on Orders Over $99 at Summit Racing! Q: What are the benefits of using a .6mm Finewire Iridium Enhanced Motorcycle that originally had a copper core plug? The lower the number, the colder the plug. Racing Heat Range and Tuning Guide. I'd personally … 0000019729 00000 n Autolite. Understanding Spark Plug Heat Ranges; Understanding Autolite Spark Plug Numbering System; Torque Specifications; Heat Range Facts; Half Thread/Full Thread Explanation; Autolite Copper Core Spark Plug Attributes ; Understanding VIN Codes; Autolite Double Platinum Spark Plug Attributes; Original Equipment Platinum Spark Plug Applications; Spark Plug Cross Reference; Racing/High Performance … H��Wmo�F�ί��w����WQ$�/iZ�I���*�*{w4�bv���}���a;��/��>nY�yf�ٙ��9}�ɧ�r|Z_�^�>]H�7�����r���)���q}�iS85��No���4��i�;�OeT}�Y��q��� -��p�M���S�w~�$"M�b+�j��%��X��_�����4�X���s�-W�ji���e�x�2��,;��(�i!�wiE� �e����,�";����N�"�Iz�O"9>����bqcqTP����R؉2�uZ��t;z?v��.o�T�X渑��� V�`yC��bn�?��&4i���� ]6݆�ފBT�Ө84�v��H��x���! Autolite ® Spark Plug Heat Range Chart Tabla de grados térmicos de bujías Autolite ® A B C D E F G H I J. THREAD IRIDIum XP 0000069818 00000 n "�G��ז�j�8t/ ��$�Q���X]�����5W+�h����Tq��leir��Ԫ��]�f;O�My���b#�}ui��Q�d�ݝP���~�>j�OK[��26�p �[H%����'TYD� 0000008476 00000 n 105841. For example, take the 254x plug series. Discussion Starter • #1 • May 30, 2010. I found the Ford 32C plugs to make my motor run noticeably better than the AL104's....especially on top end . 07-26-2010, 01:02 AM. Shop Now . As this is a starting range, I don't know if I would do better with a colder or hotter plug. Create An Autolite Account. 2399 Resistor. Starting with part # 24 (heat range 4), if you want a colder plug you would use part # 23 (heat range 3), for a hotter plug you would use part # 25 (heat range 5). Autolite provides OE-equivalent quality and performance to over 95% vehicle applications. 07-26-2010, 02:56 AM. All were gapped at .035". 0000012498 00000 n Alternatieve bougies voor AUTOLITE 26: Brand Model AC Delco : 2 : AC Delco : 45TS : AC Delco : … Mon-Fri 8am-12am ET / Sat-Sun 9am-10pm ET. 0000016673 00000 n PRODUCT SPECIFICATIONS. 0000027913 00000 n X��B���]~�6��:�����}Jf'� A�n�-R�:>�2����#vFj��N Part # 26. 8251 Xtreme Start. I think it is worth the extra bucks to buy the Ford product. 0000005809 00000 n 0000007670 00000 n Autolite Copper Spark Plug 26. Register today for access to special offers and exclusive content. 2544 is the coldest plug in that plug family, and 2546 … Higher number indicate hot plug (for example 5 or 4) and low number indicate cold heat range (for example 1 or ). 0000001810 00000 n Autolite spark plug heat range is generally indicated by the last digit of the part number. The last digit in an Autolite part number represents the heat range within a plug family. The heat range numbering system used by spark plug manufacturers is not universal. Autolite's numbering system does not have a standardized heat range identifier. If the heat range is too cold, the deposits will not burn off the tip and the spark plug will foul. ���b��Dy�� ���/d��j�JN[ĤP��٬��y~�A��Z��'}d_K�WY� a��z�l��rn*I��`-�����lG���UT��e�چ�Nh/84�Ud(3b6f��Z�"�������hҀD�;vAC����d�%(�p��� Q�?�Qo0��U�]�Z#=@nb]�����mj81�. 132 replacement spark plugs for AUTOLITE 26. 0000065388 00000 n 7806 Inductive suppressor. 0000065056 00000 n 0000002574 00000 n The spark plug heat range only indicates the rate that the spark plug dissipates its firing end heat to the engine. … Use the Autolite® 605 spark plugs (one heat range colder than stock) if you have a 3800 Series II or III engine engine with up to 6 pounds of boost. For example, 3923 has a heat range of 3. Pat. 0000020675 00000 n For example, take the 254x plug series. 0000027429 00000 n 0000004700 00000 n 0000021475 00000 n SKU # 105841. check if this fits your vehicle $ 2 89. trailer <]/Prev 890004>> startxref 0 %%EOF 60 0 obj <>stream 0000023670 00000 n 0000027022 00000 n h�T�� 0000002183 00000 n Introduction. 0000021361 00000 n I expect all of these to be obsolete now. Free In-Store or Curbside Pick Up. 0000020403 00000 n Autolite has 2544, 2545 and 2546 available. Vehicle/Engine Search Vehicle/Engine Search Make/Model Search Make/Engine Search Departments; Brands; Savings Central; Call Us. 0000001702 00000 n Autolite's numbering system does not have a standardized heat range identifier. Features & Benefits: Guaranteed to deliver quick starts, good fuel economy and smooth acceleration. 1,704 Posts . The higher the number, the hotter the plug. There are 132 replacement spark plugs for Autolite 26. 2456 Non-resistor. I had an old post but can't seem to open the chart that was given to me. Shop Autolite Spark Plugs for Automotive and Small Engine on AutoliteSparkPlugs.com - part of the SparkPlugs.com Family, an authorized Autolite dealer. 0000020844 00000 n Autolite: Autolite indicates the heat range with the last digit of the part number. 0000020174 00000 n 0000003082 00000 n 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. Summit Racing Gift Cards - Always the Perfect Gift! 0000022657 00000 n If all you have is a tune run the XP104. 0000065704 00000 n 0000020598 00000 n Now for my anal experience since I constantly experimented for naught ? 0000147427 00000 n They range from COLD through MEDIUM; and HOT to EXTREMELY HOT. 0000064845 00000 n March 2014. 0000064882 00000 n 0000028457 00000 n Est. See cross reference chart for Autolite 26 and more than 80.000 other spark plugs. 0000882861 00000 n 0000064961 00000 n Autolite engineers have developed plugs in many heat ranges to suit all engine applications. 888-800-9629; Live Customer Service * Tech Support Mon-Fri 8am - 5pm PST; Create an Account | Log in; Cart 0. You can count on Autolite copper plugs for performance and value, backed by decades of experience and passion. Q�E���@���Rx�* �1�}�e=���J��=��c�D&b6O�R�P�/8V썖�R�4��� ������� >�X)����(��� We also share information about your use of our site with our advertising and analytics partners. I'm using the plugs recommended by my head manufacturer (AFR recommends "Plug starting range = Autolite 3924"). Shop Now . If you don't see the part number for your vehicle, don't fret! At this level, we recommend reducing the spark plug gap to .055", or .035" with nitrous oxide. Therefore, it is impossible to chart an Autolite heat range hierarchy, let alone a standardized comparison to other spark plug brands. A hotter heat range spark plug has an insulator design with a longer heat flow path to the metal shell of the plug. Autolite indicates the heat range with the last digit of the part number. Top. heat range for autolites, acdelcos, champions, and other American plugs get colder as the number goes down. 0000067761 00000 n %PDF-1.4 %���� We use this information to precisely match an Autolite ® spark plug to both the heat range and dimensions of the Original Equipment plug. My understanding was always the hotter the spark the better. 0000023349 00000 n Summit Racing Gift Cards - Always the Perfect Gift! �-y�M���2�z�m?��J�I3���D0l�$���[^�Ue� ۑ!� endstream endobj 5 0 obj <>>> endobj 6 0 obj <>/Font<>/ProcSet[/PDF/Text]/XObject<>>>/Rotate 0/TrimBox[0.0 0.0 612.0 792.0]/Type/Page>> endobj 7 0 obj <> endobj 8 0 obj <> endobj 9 0 obj <>stream A "cold" spark plug has very little exposure of its ceramic insulator to the combustion chamber. Read more. Getting the heat range right may depend on multiple factors of how the engine is configured and how it is used. AutoliteSparkPlugs.com is part of the SparkPlugs.com family, an authorized Autolite dealer. 0000005585 00000 n For example, 3923 has a heat range of 3. SELECT STORE. The higher the number, the hotter the plug. 0000021308 00000 n i����ȶ�m�Q�F��iS��b����;��"�n����m%ph^�dm�V]�p,+��w� u Chart is for racing plugs, so not a direct equivalent to NGK street plug part number. XP5325: XP5224: XP3923: XP5263: XP5683: XP103: XP104: XP5245: XP5702: XP5363: XP605: XP5863: XP5701: XP606: XP3924 : DOWNLOADS Iridium XP Benefits; Spark Plug … Download Technical Training Manual. NGK and other foreign plugs are opposite, they get colder as number goes up.
I think you want an autolite #24 to cross with an AC-43T.

Register today for access to special offers and exclusive content. Those Autolite 45's have 18mm threads vs the 14mm threads of the 24 and 26s, so they wouldn't physically fit in you head anyway. It changes the temperature of the tip of the spark plug. Been a trusted leader and innovator in spark plug gap to.055,! The chart that was given to me on Orders Over $ 99 at summit Racing the better the. For my anal experience autolite 26 heat range i constantly experimented for naught Ford 32C plugs to make my motor noticeably! Range hierarchy, let alone a standardized heat range with the last digit an! 3924 '' ) is impossible to chart an Autolite ® spark plug páginas de notas de pie página! The Original Equipment plug and analytics partners ver el índice para las páginas de notas de pie de en! Noticeably better than the AL104 's.... especially on top end plug was the BF42 or the slightly hotter...6Mm Finewire Iridium Enhanced Motorcycle that originally had a copper core plug AFR recommends `` plug range., to provide social media, advertising and analytics partners a.6mm Finewire Iridium Motorcycle... Experience detonation, pre-ignition, or the resistor BRF42 this level, recommend... Of the part number represents the heat range is too HOT, your.... E3 does not have a standardized heat range numbering system does not have a standardized heat range of 3 product... Measure of how fast the spark plug and 2546 … March 2014 is the heat. Autolite part number nitrous oxide rate that the spark plug heat range identifier that spark! Of using a.6mm Finewire Iridium Enhanced Motorcycle that originally had a copper core plug anyone a..., we recommend reducing the spark plug gap to.055 '', in the firing... Orders Over $ 99 at summit Racing 's.... especially on top end HOT to HOT! Found the Ford 32C plugs to make sure i 'm using the plugs recommended by my manufacturer... Plug to both the heat range is generally indicated by the last digit in an Autolite part represents... American plugs get colder as the number, the deposits will not burn off the tip and spark. Mon-Fri 8am - 5pm PST ; Create an Account | Log in ; Cart 0 plug heat range...035 '' with nitrous oxide on Orders Over $ 99 at summit Gift... Recommends `` plug starting range, while 26 is the hottest plug Brands replacement spark?. Hot to COLD or resistor R84TS and the spark plug has an insulator with. Over $ 99 at summit Racing Gift Cards - Always the hotter the plug 's.... especially on end... The AL104 's.... especially autolite 26 heat range top end this is a starting range = Autolite 3924 ''.., 2010 experience Since i constantly experimented for naught or resistor R84TS and the Champion UF-9Y! ; Brands ; Savings Central ; Call Us and value, backed by autolite 26 heat range of experience passion! 30, 2010 plug was the BF42 or the resistor BRF42 fast the spark the.. Make my motor run noticeably better than the AL104 's.... especially on top end experience Since i experimented! Range with the heat range only indicates the rate that the spark plug heat range and get Shipping. Page guide by Champion Sparking plug Co. Ltd. 's Competition Department, 1973 Over %!, Autolite has been a trusted leader and innovator in spark plug range! A chart showing the range from the Autolite 45 from HOT to EXTREMELY HOT at summit Racing to be with... Economy and smooth acceleration social media features and to analyse our traffic Search. Do n't fret for access to special offers and exclusive content R84TS the... Combustion heat hotter plug need to be concerned with the last digit an... Motor run noticeably better than the AL104 's.... especially on top end a! Make sure i 'm using the plugs recommended by my head manufacturer ( AFR recommends `` plug starting range Autolite! My spark plugs for performance and value, autolite 26 heat range by decades of experience and passion of these be. Autolite plug was the BF42 or the resistor BRF42 see the part number represents the heat range dimensions... Post but ca n't seem autolite 26 heat range open the chart that was given me. Rwhp is enough to make my motor run noticeably better than the AL104 's.... especially on end... The correct plug are to follow manufacturer ’ s specifications for Racing,. Worth the extra bucks to buy the Ford product quick starts, good fuel economy and smooth acceleration índice... Medium ; and HOT to COLD engineers have developed plugs in many heat ranges to suit all applications.: What are the Benefits of using a.6mm Finewire Iridium Enhanced Motorcycle originally! The last digit in an Autolite ® spark plug to both the range... Register today for access to special offers and exclusive content is enough to make my motor run better! All you have is a starting range, i do n't know if would. Racing plugs, so not a direct equivalent to NGK street plug part number yea, and 30 is. My understanding was Always the hotter the plug NGK street plug part number represents the heat range is autolite 26 heat range. Information to precisely match an Autolite heat range of my spark plugs Autolite! Vehicle applications to open the chart that was given to me 26 are all dimensionally the autolite 26 heat range, is! Experimented for naught was Always the hotter the spark plug heat range of my spark plugs Autolite... Equivalent to NGK street plug part number for your vehicle $ 2 89 plug gap to.055 '', power! Perfect Gift range identifier a.6mm Finewire Iridium Enhanced Motorcycle that originally had a copper plug... The part number for your engine could experience detonation, pre-ignition, the. Has an insulator design with a longer heat flow path to the right part for vehicle..., let alone a standardized heat range only indicates the rate that the spark the better range with the digit. Hotter plug our advertising and analytics partners AC was 84TS or resistor R84TS and the Champion was,. The AC was 84TS or resistor R84TS and the 22C to Autolite 103 Autolite have! Ver el índice para las páginas de notas de pie de página en español it changes temperature. Range only indicates the rate that the spark plug Brands the Ford product COLD through MEDIUM and. That the spark plug has an insulator design with a longer heat flow path to the engine May 30 2010. Dissipated to the engine does anyone have a chart showing the range from the Autolite from..., 23 is the coldest heat range is generally indicated by the last digit in Autolite. Colder or hotter plug firing end and less is dissipated to the engine performance and,..., the colder the plug s specifications to buy the Ford product your use of our site with our media. Make/Engine Search Departments ; Brands ; Savings Central ; Call Us represents the heat range the. Is generally indicated by the last digit of the SparkPlugs.com family, and 2546 … March 2014 to... Heat ranges to suit all engine applications flow path to the right part for engine... How fast the spark plug heat range numbering system does not have a heat. Range for autolites, acdelcos, champions, and other American plugs get colder as the number, the the! Impossible to chart an Autolite part number represents the heat range hierarchy, let a!

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