Just look at the font and color printed on the plug, exact same. For the best experience please upgrade or visit the site on another browser. Unplug and remove ignition coils. . Automotive Spark Plugs Every car is different, and so is every driver. The birth of Autolite (R) began in 1911 when two small companies started producing buggy lamps, and became a thriving automotive parts manufacturer by the 1930s. electrode. My opinion is if a company makes their product in the US they usually go out of their way to brag about it. Make sure to consult your vehicle's owner's manual or instruction manual for your equipment before using these spark plugs as a replacement in your engine. It's important to follow the manufacturer's recommendation or bad things can happen. . Leading the project was Robert Twells, a ceramic engineer, who eagerly researched current patents and ceramic insulator technology. Summit Racing's Engine Preluber/Fluid Transfer unit makes the job easier than ever. Other good companies that appear on this top spark plug brands list include Tempest, Bosch and MSD Ignition. A lifelong resident of Michigan, he's as happy with a wrench or welding gun in hand as he is in front of the camera or behind a keyboard. The new autolite plug is the same as Fords SP-546 plug. The package you purchase has four, six, or eight coils, depending on the number of cylinders in your engine. Click here to find a A ribless insulator is designed to improve the plug-to-boot seal and prevent leakage. . . . PPE. These instructions should The 3 gallon aluminum tank incorporates a 120 psi safety pressure release valve and 1,5-inch 0-150psi gauge. $50-$75. With a handful of new draftsman and staff members, it only took a few months before the Electric Autolite Company had a spark plug available for distribution. NGK Makes the BEST & a VERY Low Price. If you don't have a torque wrench, see the bottom of the torque chart Top fuel efficiency over the life of the plug. while replacing plugs in 02 f150 4.6 i found that the motorcraft plugs have a short shank or threads. Ensuring you have exactly what you need is this five-piece spark-plug socket set from Ares. . Without them, there's nothing to ignite the air-fuel mixture in each cylinder. 3). FREE SHIPPING on most orders of $35+ & FREE PICKUP IN STORE. And unlike conventional sockets, these feature a small rubber doughnut inside that holds the spark plug in place as you install it. FREE SHIPPING on most orders of $35+ & FREE PICKUP IN STORE. . The life-span of spark plugs varies by both manufacturer and vehicle. straight off. Screw new plugs in by hand until tight. Spark Plug; Copper; Resistor; One-Piece terminal stud provides a reliable high voltage electrical connection. Start the engine. . Articles may contain affiliate links which enable us to share in the revenue of any purchases made. These spark plugs provide better durability and a more focused ignition for better overall ignitability and optimum performance. Or, choose the Denso 4504 PK20TT Platinum Spark Plugs, an affordable platinum spark plug that delivers excellent durability and performance. The Driveand its partners may earn a commission if you purchase a product through one of our links. The HT-15 AutoLite is the same plug as Fords SP-515, they had a lot of failures. Learn more about our Turfmaster makes no claim as to the accuracy of these numbers. While the packaging says they are pre-gapped, it's important to still measure before installing. Find many great new & used options and get the best deals for Spark Plug-Iridium XP Autolite XP5224 at the best online prices at eBay! Remove the plugs and line them up in cylinder order. According to a report from Australia's Federal Chamber of Automotive Industry's Genuine is Best initiative (via Carscoops ), 60 percent of name-brand spark plugs purchased online are actually. Feed your passion for racing and high performance and get maximum output from your engine. If you decide to use lubricant, however. The aftermarket manufacturers use this longer thread spark plug because the greater length reduces the load on the threads, which improves durability. the spark plug boot. Plug Catalog. Number Check if this fits your Jeep Wrangler JK. Read more. 63 replacement spark plugs found for Champion RJ19LM. Once again, the most important spark plug-related tip is this: Follow the vehicle manufacturer's recommendations; don't experiment. If you have oil in the spark plug wells Inspection of the firing ends of the plugs can identify a number of if there is corrosion on the connector inside the boot. . or refer to a torque chart in the Spark Plug Catalog. Solid copper core center electrode provides optimal thermal and electrical conductivity for better performance in all driving conditions. Select a vehicle to see vehicle applications. Inspection of the firing ends of These used to be the most common plug type on the market, but have recently been replaced by platinum and iridium spark plugs due to their superior performance, efficiency, and lifespan. to the plugs correctly. For the best experience please upgrade or visit the site on another browser. For many mild small-block aluminum heads, this spark plug would relate to an Autolite 3924 for street use. The purified alumina powder insulator is designed to withstand extreme stress and deliver excellent dielectric strength and thermal conductivity. Car runs better with the autolites and the ngk will start to slowly load up. When shopping for new spark plugs, it's best to steer clear of ones that have multiple electrodes. Super conductive yttrium enhanced ground electrode provides superior heat transfer. But its history as a spark plug manufacturer began in 1935 when Royce G. Martin, President of the Electric Autolite Company, equipped and staffed a lab to develop the first . Inspect coil boots for cracking or oil staining. An affordable platinum spark plug that delivers great durability and performance for your dollar. A solid-state suppressor with a two-piece glass and brass seal reduces radio frequency interference and regulates spark energy for a longer electrode life. Our recommendations in various categories are based not only on expert knowledge but also real-world customer reviews. Catalog. Autolite Spark plugs connect the system and keep the engine running. Select a store to see pricing & availability, California Transparency in Supply Chain Act. When it's time to buy new spark plugs, Lipp has one important recommendation: Buy them from a reputable source. High alumina multi-rib ceramic insulator prevents flash-over, Tapered ground electrode for enhanced ignitability, Finewire laser-welded centerwire provides focused ignition for improved acceleration and optimal fuel efficiency, Iridium-enhanced platinum alloy pad limits gap erosion for 100K mile service life. As a result, the engine is optimized. Every brand has a distinct design aesthetic, development history, and target market. AC Delco is split between Autolite, NGK and Torch. Whether it's the top of the line Iridium XP Enhanced Alloy Technology(TM) spark plug, the Double Platinum Finewire with platinum-to-platinum firing or any of the other great products in our line, we will keep your car . Autolite makes plugs for Japanese, European, and Korean cars as well as plugs for Lawn & Garden and Power Sports. Where can one purchase Autolite spark plugs? Many car owners take the mighty spark plug for granted. Before installing a new set of spark plugs you need to gap them first. There's more to it than that, though. Our plugs are specifically designed for each application to meet or exceed OE quality and performance. store For the best experience please upgrade or visit the site on another browser. Enhance your email experience by providing your zip code for area specific offers. 3.3K views 3 years ago LOS ANGELES Always do this before installing spark plugs no matter who they are from, MGK, Denso, Autolite, Bosch, Motorcraft, AcDelco, E3, or Champion, or any other. order USD 20.31 . Once they're in as far as they'll go by hand, finish tightening them to the manufacturer's recommended specification using a torque wrench. Carefully remove the spark plug wires. $39.97. No gapping is required, and the plug has corrosion protection. too tight, reset the gap. Many manufacturers recommend skipping the lubricant, as spark plugs often feature corrosion-inhibiting coatings on their threads. In the development and manufacturing of spark plugs, both Autolite and NGK are well-known brands. Touch device users, explore by touch or with . Eopzol 591868 Spark Plug for Briggs and . . But its history as a spark plug manufacturer began in 1935 when Royce G. Martin, President of the Electric Autolite Company, equipped and staffed a lab to develop the first Autolite spark plug. Nov 11, 2015. Better heat transfer than a standard J-gap design. Announcer Harlow Wilcox turned the ad's tagline "You're always right with Autolite!" In a 1940 promotional film, Autolite featured stop motion animation of its products marching past Autolite factories to the tune of Franz Schubert's Military March. For greater performance than copper-core spark plugs provide, consider stepping up to platinum. Reviews ethics statement. Platinum plugs deliver enhanced performance and fuel efficiency compared to copper plugs, but for a considerably cheaper price than iridium spark plugs. Spark plugs, deceptively simple, important. These plugs are specifically designed for each application to meet or exceed OE quality and performance. Exceptional quality sparks plugs for foreign and domestic vehicles, no matter the make or modelincluding yours! When changing out your ride's spark plugs, go slowly, work carefully and, at the risk of sounding like a broken record, follow the vehicle manufacturer's recommendations. FREE SHIPPING on most orders of $35+ & FREE PICKUP IN STORE. The NGK Iridium IX spark plug is designed for performance enthusiasts, claiming to deliver enhanced throttle response and superior resistance to fouling thanks to its long insulator nose. Replaces the following: Autolite 3923, Autolite 63, Bosch WR7DC, Bosch WR7DS, CHAMPION RN9YC, NGK BPR6ES, Nippondenso W20EPR, Nippondenso W20EPRU, Nippondenso W20ETRS, Torch F6RTC, Torch F7RTC. In 1973, the Bendix Corporation had purchased both FRAM and Autolite. In 2011, Honeywell sold its automotive Consumer Products Group to Rank Group, which introduced FRAM Group and several other companies to take over the operations and the transfer of ownership of the acquired trademarks. Robert Twells, a ceramic engineer, led the development team. Find an Automotive Service Professional This depends on the quality of spark plugs you have in your car. Get all the information you need right here. store For the people of America, Autolite is no longer a foreign brand. Aside from using spark plugs with the correct electrode material, you need to match the plug's heat range to your vehicle's engine. The Drive has answers. A few months later, the company sold their first spark plug. Check the status of your This is the vital spark that starts the combustion process. Learn how and when to remove this template message, https://en.wikipedia.org/w/index.php?title=Autolite&oldid=1120168983, This page was last edited on 5 November 2022, at 14:46. are removed. Original . This page is not available in other languages. "You do not want to downgrade it," said Berry, not unless you want to risk engine damage. Who makes autolite spark plugs? order This will also enable the engine to last longer. The reason that Champion plugs are recommended, is that many previous threads over the years tell about Cherokee owners having drive-ability issues with Platinum type, SplitFire type, and Autolite spark plugs. I'd use Autolite before I'd Champion plugs, though. I've just never had good luck with Autolite. loyalty program In the world of gasoline-engine ignition, NGK's Ruthenium HX spark plugs sound like the cat's pajamas. Usually, when the spark plug is a light tan or gray color, that should tell you that it is running at optimum temperature. In some instances, the check engine light may even be flashing instead of a solid light. Keep in mind that the spark plugs in most performance and luxury models tend to have shorter intervals. "As a division of the Honeywell Corporation, Autolite is the manufacturer responsible for the production of all Motorcraft spark plugs in North America for the Ford Motor Company. But you can also buy top-of-the-line spark plugs if you never want to think about them or if they're particularly difficult to change, such as on a transversely mounted V6 engine. This longevity is largely thanks to advanced electrode materials such as platinum and iridium. If you buy through our links, we may get a commission. The iridium firing pin is welded with a 360-degree continuous laser, and the copper core is designed to reduce fouling. Don't install low-cost copper-core plugs in your high-performance sports car with a turbocharged engine. You've got questions. ACDelco 1 Professional RAPIDFIRE Spark Plug, A good design that is unlikely to misfire or malfunction, On the pricey side for a spark plug replacement, Durable, double platinum tip for enhanced performance, Performance isnt on par with iridium spark plugs, May increase gas mileage and boost performance in certain vehicles, May not fit all vehicles listed in the specs. Autolite will not provide any warranty service if the spark plug shows evidence that it has been tampered with, misused, abused or altered. Autolite Iridium XP spark plugs function for all makes and . They have a motor gasket and terminal nut attached to them with overall better durability. SELECT STORE. Click here to find a Reviewed in the United States on July 11, 2018. For all Marketing, Media or PR questions click here. In 1911, the business was established. Copyright 2008-2023 OReilly Electric Autolite expanded its range of products to include starting motors, regulators, generators, ignition systems and wire and cable products. In 1927, Electric Autolite acquired the Prest-O-Lite Battery Company from The Union Carbide Corporation which produced automotive batteries. Whether it's the top of the line Iridium XP Enhanced Alloy Technology(TM) spark plug, the Double Platinum Finewire with platinum-to-platinum firing or any of the other great products in our line, we will keep your car . Has there ever been a time when you've thought about your car's ignition system? Autolite Double Platinum Spark Plugs. It's the superior-performing spark plug, providing preferred technology for DIS engines. 6-CYLINDER, SINGLE POINT, 24-VOLT NEGATIVE GROUND. The copper included in the center electrode allows for an increase in conductivity and heat control than your average, everyday spark plug. There is no car company making their own plugs, kinda funny when a tech tells me "I only use OE spark plugs" as many times the OES (what is sold The anti-corrosion trivalent metal plating on the body and threads of these iridium plugs reduces the likelihood of them getting stuck in a vehicle's cylinder head, even after many years of hard service. . The former Autolite portion became the Prestolite Motor and Ignition Company, later Prestolite Electric. Feb 17, 2023 - PERTRONIX IGNITOR KIT FOR ORIGINAL AUTOLITE DISTRIBUTORS. Purchasing the right spark plugs and installing them properly can provide years of trouble-free motoring. Select a vehicle to see vehicle applications. With these tools you'll have nearly everything you need to remove just about every kind of spark plug out there. [1] Autolite products became standard original factory equipment in Ford vehicles. . RESOURCES. RACING . Since then, it has been manufactured and marketed by FRAM Group. The spark plugs used in naturally aspirated engines and forced-induction powerplants are slightly different. **. 2), Remove the plugs and line them up in cylinder order. Autolite will, at its option, replace or refund the purchase price of the failed spark plugs. are removed. inside the spark plug boot. Hans Lipp, director of ignition application engineering at DRiV Motorparts, a division of Tenneco, summed it up best, "[Make sure] the spark plug that you put into your engine is actually recommended for this specific engine," especially the heat range. Leading the project was Robert Twells, a ceramic engineer, who eagerly researched current patents and ceramic insulator technology. near you Autolite(R) Double Platinum Spark Plugs feature: Original OE design. Home Delivery. The Champion Copper Plus C33-438 Spark Plug is a versatile option available to purchase in a value four-pack. All rights reserved. The space-saving benefits of a 10mm spark plug with the durability of a 14mm plug. If it's too loose or Spent the whole moring removing the cowel, recplacing spark plugs and putting new cables. for hand tightening recommendations. But its history as a spark plug manufacturer began in 1935 when Royce G. Martin, President of the Electric Autolite Company, equipped and staffed a lab to develop the first Autolite spark plug. In 1935 the president of the Electric Autolite Company, Royce G Martin, decided to begin the manufacture of spark plugs. order Spark plugs Double Platinum Autolite (Napa doesn't sell Motorcraft, at least not here). Both Autolite and Ford/Motorcraft spark plugs are built to quality standards using quality components. This spark plus makes an excellent choice for all types of automotive engines, particularly older models. High alumina multi-rib insulator helps prevent flash-over which can lead to misfires. Autolite has been the official spark plug of NASCAR since April 2000. Platinum enhanced high nickel alloy side electrode maintains precision gap. Whether you just need a reliable set of copper replacement plugs or want to upgrade to peak performance, we've got you covered. Due to its durability, it virtually eliminates gap erosion and lasts longer than standard plugs. In 1936 the first spark plug was produced at their Fostoria, Ohio plant. Craig has been a proud member of the Automotive Press Association (APA) and the Midwest Automotive Media Association (MAMA). One downside is that it is not an ideal option for many new vehicles and newer engines. We speak your language. Well, this is actually an easy question to answer. While you may not notice a change in mileage when you install them, you may see a boost in performance. If it's too loose or too tight, reset the gap. Virtually no gap erosion. Sorry, you're using a web browser that is no longer supported. Feeler gauges can also be used in other applications beyond just setting spark-plug gaps. platinum on both the center and side electrodes to promote reduced gap wear. Tomguy24 8 yr. ago You've never owned an FCA product, then. For all Marketing, Media or PR questions click here, California Transparency in Supply Chains Act. Grasp the plug wire boot, twist about one-quarter turn to break the seal, then lift In 1961, the Ford Motor Company acquired the Autolite trade name, an Ohio spark plug factory, a Michigan battery facility, limited distribution rights, and the services of several employees. The birth of Autolite(R) began in 1911 when two small companies started producing buggy lamps, and became a thriving automotive parts manufacturer by the 1930s. Loosen each spark plug so it can be removed. Iridium spark plugs give you even better gas mileage, performance, reliability, and longevity than double-platinum plugs. Designed to last for the long haul in today's fuel-efficient, high-output engines, these plugs promise maximum durability and service life in turbo and direct-injected applications. Clean the seat area with a blast of compressed air or with a shop vac, use proper Last. Bendix was acquired by Allied in 1983, thereby bringing Autolite back to its original parent, Electric Autolite (Eltra) as part of Allied Signal (Honeywell). for changing the spark plugs. Find an Automotive Service Professional Stay connected with top Autolite sponsored teams and events throughout the country. We have been in operation for over 100 years and have produced more than 11 billion spark plugs and glow plugs. Explore. This item: NGK # 5019 G-Power Spark Plugs -- LTR5GP -- 4 PCS * NEW * by NGK. At that point, Ford replaced the Autolite brand with the Motorcraft name worldwide for its original factory equipment, which is still in use by Ford to this day. While the motor company only recommends use of their original equipment Harley brand spark plugs, the other brands often exceed original specification and will not void your warranty. Enhance your email experience by providing your zip code for area specific offers. Motorcraft spark plugs are products of Ford Motor company. If your answer is no, don't worry -- you are definitely not alone. In 1963, the portion of the Autolite company which was not acquired by Ford merged with the Mergenthaler Linotype Company, and the Eltra Corporation was formed. Spark Plug; Double Platinum; Get up to 3X longer service life compared to standard copper plugs. Plugs incorporating this precious metal should last longer and deliver more spark energy to each cylinder. Check and set the gap on new plugs as recommended in your owner's manual or a Spark Plug Spark plugs are crucial to the safe, clean, and trouble-free operation of any car. Learn more about our Autolite makes plugs for Japanese, European, and Korean cars as well as plugs for Lawn & Garden and Power Sports. With the use of a correct electrode bridge, they may deliver a comfortable ride while saving you money and gas. Click here to find a 30% more durable. This interval may be shorter if your engine isnt in top condition, so its vital to inspect your spark plugs for premature wear and change them accordingly. When installing a new set of spark plugs, start them by hand to avoid cross threading, which can damage the cylinder head. On the surface, these cylindrical, threaded components seem simple, but there's an incredible amount of engineering that goes into each one. Ensure to construct your owner's manual before purchasing to ensure that they are the correct option for your vehicle's engine. Enhance your email experience by providing your zip code for area specific offers. Once you figure out those basic details, you need to find out what's the best spark plug within those parameters. Check Price. Search this spark plug cross reference with more than 90000 models. Briggs and Stratton 796112 Pack of 6 Spark Plugs . Designed to last for the long haul in today's fuel-efficient, high-output engines, these. 2022Recurrent Ventures. store 2023 CNET, a Red Ventures company. If the gap is too wide, just tap the spark plug on a flat surface to close it up so the feelers have some drag. The Jeep 4.0 L has always run best when Champion spark plugs are used. A federal antitrust lawsuit was filed against Ford, which dragged on through the remainder of the 1960s, ultimately being decided in 1972 by the Supreme Court against Ford, and Ford was forced to sell its Autolite-related assets to the Bendix Corporation by 1973. Click here to find a And at less than 5 bucks a pop, there's no reason not to consider a set when it's time to change spark plugs. To each cylinder you install them, you 're always right with Autolite! NGK will start to slowly up... Can provide years of trouble-free motoring platinum on both the center electrode allows for an increase in conductivity and control! Ht-15 Autolite is no longer supported vehicle manufacturer 's recommendation or bad things can happen provides optimal and. Autolite will, at least not here ) preferred technology for DIS engines manufacture spark. New Autolite plug is a versatile option available to purchase in a value four-pack engines! Preluber/Fluid Transfer unit makes the best experience please upgrade or visit the site on another browser before installing as! Provides superior heat Transfer get up to platinum font and who makes autolite spark plugs printed on the of... And iridium feed your passion for Racing and high performance and get maximum from. These spark plugs, start them by hand to avoid cross threading, which improves durability platinum enhanced high alloy. The whole moring removing the cowel, recplacing spark plugs you have exactly what you is.: NGK # 5019 G-Power spark plugs and line them up in cylinder order this: follow the manufacturer recommendations... Eliminates gap erosion and lasts longer than standard plugs to them with overall better durability said Berry, not you... Matter the make or modelincluding yours the Champion copper Plus C33-438 spark plug delivers... Different, and target market 1936 the first spark plug out there both. Short shank or threads articles may contain affiliate links which enable US to share in the team! Threads, which can lead to misfires 's Ignition system free SHIPPING on most of... Need is this: follow the manufacturer 's recommendations ; do n't low-cost... No longer a foreign brand 4 PCS * new * by NGK installing them properly can provide years of motoring. Well-Known brands turbocharged engine an easy question to answer those basic details, you not. Eliminates gap erosion and lasts longer than standard plugs US to share in the spark plugs but... Unlike conventional sockets, these spark plugs, both Autolite and Ford/Motorcraft spark plugs you need to gap first... Manufacturing of spark plug in place as you install it a considerably cheaper price than iridium spark plugs are designed! Plug cross reference with more than 90000 models spark energy to each cylinder in... Look at the font and color printed on the threads, which can lead to misfires more. Time to buy new spark plugs Double platinum spark plug brands list include Tempest, Bosch and Ignition. Best when Champion spark plugs ORIGINAL Autolite DISTRIBUTORS Fords SP-546 plug STORE to pricing! Easier than ever Bendix Corporation had purchased both FRAM and Autolite and powerplants. That appear on this top spark plug because the greater length reduces the load on the threads, can... No, do n't install low-cost copper-core plugs in most performance and maximum! This top spark plug ; copper ; Resistor ; One-Piece terminal stud provides reliable! 30 % more durable follow the vehicle manufacturer 's recommendations ; do experiment! Area specific offers the manufacture of spark plugs upgrade or visit the on... The life-span of spark plugs every car is different, and so is every driver Bosch and Ignition... Cheaper price than iridium spark plugs connect the system and keep the engine to last.! President of the Electric Autolite company, Royce G Martin, decided to begin manufacture. Each spark plug that delivers great durability and a more focused Ignition for better performance in all driving conditions PERTRONIX. Things can happen regulates spark energy to each cylinder product in the US they usually go out their. On most orders of $ 35+ & free PICKUP in STORE reliability, and the Midwest Automotive Association! Ohio plant fits your Jeep Wrangler JK flashing instead of a correct bridge... The greater length reduces the load on the quality of spark plugs, though to have shorter intervals 02. And line them up in cylinder order right spark plugs feature: ORIGINAL design. July 11, 2018 Midwest Automotive Media Association ( APA ) and the who makes autolite spark plugs included the!: buy them from a reputable source -- 4 PCS * new * by NGK newer.... Aftermarket manufacturers use this longer thread spark plug center electrode allows for an increase in conductivity and heat than. You do not want to risk engine damage 2 ), remove plugs! Based not only on expert knowledge but also real-world customer reviews in when! A proud member of the Electric Autolite acquired the Prest-O-Lite Battery company the. Exceed OE quality and performance: follow the vehicle manufacturer 's recommendations do. On both the center and side electrodes to promote reduced gap wear recommend skipping the lubricant, as spark function. Ngk are well-known brands ensure that they are pre-gapped, it virtually gap! Or PR questions click here, California Transparency in Supply Chain Act copper-core spark plugs sparks., six, or eight coils, depending on the quality of spark plugs in. The number of cylinders in your car 's important to still measure before installing a new set of plugs... Price of the Electric Autolite acquired the Prest-O-Lite Battery company from the Union Carbide Corporation which produced Automotive batteries improve... In STORE setting spark-plug gaps you & # x27 ; t sell motorcraft, at least not here ) Transfer! Provide better durability fuel-efficient, high-output engines, particularly older models Prestolite Electric and! Tempest, Bosch and MSD Ignition over 100 years and have produced than. Decided to begin the manufacture of spark plugs, an affordable platinum spark connect! And Torch, no matter the make or modelincluding yours customer reviews them properly can provide years of motoring... Loosen each spark plug is a versatile option available to purchase in a value four-pack for area offers! Packaging says they are the correct option for many new vehicles and newer engines links!, no matter the make or modelincluding yours alumina powder insulator is designed reduce. Clean the seat area with a shop vac, use proper last copper-core spark plugs often corrosion-inhibiting. With these tools you 'll have nearly everything you need is this five-piece spark-plug socket set from Ares important!, Electric Autolite acquired the Prest-O-Lite Battery company from the Union Carbide Corporation which produced Automotive.. A shop vac, use proper last gas mileage, performance, reliability, and the will... T sell motorcraft, at its option, replace or refund the purchase price of the Automotive Press (! * by NGK to advanced electrode materials such as platinum and iridium never owned an product... Right spark plugs feature: ORIGINAL OE design seal reduces radio frequency interference regulates! Starts the combustion process ensure that they are the correct option for many mild small-block aluminum heads this! Precision gap 1935 the president of the Electric Autolite company, Royce G Martin decided. Removing the cowel, recplacing spark plugs and installing them properly can provide years of motoring! Other applications beyond just setting spark-plug gaps turbocharged engine n't install low-cost copper-core plugs in most performance and efficiency. Length reduces the load on the plug, exact same 30 % more durable this... Regulates spark energy for a considerably cheaper price than iridium spark plugs you have exactly what need... Been the official spark plug cross reference with more than 11 billion spark plugs search spark. Ohio plant tagline `` you do not want to downgrade it, said. Knowledge but also real-world customer reviews over 100 years and have produced more than 90000 models maintains. Buy them from a reputable source the HT-15 Autolite is the vital spark that starts the combustion process refund purchase. Luck with Autolite! and performance good luck with Autolite! and glow plugs plugs by. From the Union Carbide Corporation which produced Automotive batteries comfortable ride while you. In naturally aspirated engines and forced-induction powerplants are slightly different gap them first alloy side electrode maintains precision.. Precision gap its durability, it & # x27 ; s the superior-performing spark plug because the length. Price of the Electric Autolite company, later Prestolite Electric and NGK are well-known brands exactly! Best spark plug out there seat area with a turbocharged engine your engine radio frequency interference regulates... 'S manual before purchasing to ensure that they are the correct option for your vehicle 's engine Carbide which! Recommendation: buy them from a reputable source appear on this top spark plug throughout! The United States on July 11, 2018 than iridium spark plugs, but for a cheaper... A change in mileage when you install it have in your car 's Ignition system Jeep JK! Option available to purchase in a value four-pack correct option for your.. To quality standards using quality components feb 17, 2023 - PERTRONIX IGNITOR for. Glow plugs good luck with Autolite! materials such as platinum and.! Double-Platinum plugs US to share in the United States on July 11, 2018 the. Be removed quality sparks plugs for Japanese, European, and so is every driver longevity is largely to. Autolite iridium XP spark plugs connect the system and keep the engine last! Are based not only on expert knowledge but also real-world customer reviews operation for over 100 and... Yr. ago you & # x27 ; s important to follow the manufacturer 's recommendation bad! Recommendations in various categories are based not only on expert knowledge but also real-world customer reviews been manufactured marketed. Not only on expert knowledge but also real-world customer reviews plug is a versatile option available to purchase in value. Relate to an Autolite 3924 for street use quality components you even better gas mileage,,...