888-800-9629 Live Customer Service * Tech Support Mon-Fri 8am - 5pm PST Autolite Iridium Spark Plugs have a 0.6 mm finewire design and proprietary platinum sidewire technology. I’m using a standard size E3 spark plug. I quit using Champion plugs in my big block Mopars several years ago and switched to Autolite plugs. Shorty Plug for Extra Header Clearance; 4/pkg See more product details. Please update this post if you are able to find another plug the same length as the Accel "header" plugs. Watch Queue Queue. The overall length has been reduced 1/4" to 3/8" to gain critical air gap space between the spark plug boot and the exhaust header tube. Autolite has over 100 years of engineering experience and has sold over 11 billion plugs. SEE PRODUCT DETAILS. I have some heat shields on my plug wires and they are working great. Watch Queue Queue These hot spark plugs are designed to reduce heat transfer and keep the tip of the spark plug insulated. * *NOTE: Precious metals like platinum, silver and gold are not used on central electrodes for improved electrical conductivity. Autolite 103 for the rest. Part # 0574S-4. a little pricey but definitely the shortest plug. Autolite . 14mm Thread, 0.460 in. I doubt you will find a spark plug that is any shorter. Accels race proven U-Groove "Shorty" spark plugs are the cure for your "burnt plug boot" blues. (Angled plugs) I had to dimple the # 2 & 8 tubes. I know that many people are just using 90º spark plug wire boots and are clearing headers. YOU WILL RECEIVE 8 OF PART #AUTOLITE 3923These are the spark plugs we strongly recommend for our NKB and Procomp heads. Accels race proven "Shorty" spark plugs are the cure for your "burnt plug boot" blues. Also type up shorty spark plugs on the internet you will get some hits and they might be of help. I have a 68 charger, the Summit headers and Trick Flow heads. They're short like the Accels, have a cut back ground strap, and have a long reach. 68 Camaro~406ci RedЯum <-Pics 11.304 @ 119.05 ~ 1320' NEW (3/19/11) (I don't know if this would be good for the street ?) They worked great for me with headers on my 80 camaro. We have dyno proven this plug style and temp range to be perfect … 1 decade ago. AutoliteSparkPlugs.com is part of the SparkPlugs.com family, an authorized Autolite dealer. 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. Create An Autolite Account. I use the Accel shorty spark plugs. HIGH THREAD. They can also be used for many other cylinder heads that require a plug of this thread depth. Autolite (1) MSD (61) NGK (1) Zex (1) This is a test. 10% OFF $75. 2.Prefix ^ sign denotes new part numbers available 11/96. ... All spark plugs tested … View Details Autolite Iridium Spark Plug, 2-pk (2) 2.5 out of 5 stars. Ships QTY . Guaranteed to deliver quick starts, good fuel economy and smooth acceleration, Autolite Copper Core spark plugs are designed to meet or exceed OES design requirements. 2 reviews. Since its inception, the Autolite(R) brand has provided the automotive aftermarket and Original Equipment manufacturers the highest quality ignition products. SEE PRODUCT DETAILS. The overall length has been reduced 1/4" to 3/8" to gain critical air gap space between the spark plug boot and the exhaust header tube. The Accel plugs seemed too cold on my old combo and wouldn't work with my new heads. Accel shorty spark plugs??? Register today for access to special offers and exclusive content. Autolite offers the X-series of plugs that has slots cut in the end of the plug, creating sharp edges that make it easier for the spark to jump the gap. Add To Cart. 1-16 of 639 results for "header spark plugs" Skip to main search results Eligible for Free Shipping. 3.Part number 276S may be used for Header applications in place of P/N 276. Use Code: DIYSAVE10 Online Ship-to-Home Orders Only. These autolite ar 103's are shorter than a conventional plug and a good alternative to the accel shorty plugs. This helps eliminate burning the spark plug boot or dimpling the header tube. Products. SEE PRODUCT DETAILS. 99. Sensor Parts The world’s largest OE oxygen sensor manufacturer now offers a full line of premium technical sensors for the aftermarket, featuring more than 6,800 SKUs. Autolite Glow Plugs. The best I've been able to find are the Autolite 3924. Author Topic: Shorty/header spark plugs (Read 20780 times) 70 beater. Autolite has 2544, 2545 and 2546 available. You'll need to cross reference for you application. All plugs except the AC Delco R43TS6 (antique used plug) were fresh from the parts store. 1970 - 1973 Mustang Autolite Double Platinum Spark Plugs - 351C Modern-day spark plugs have a long lifespan. I suggest that you do a Google search for Autolite Shorty Spark Plugs. Autolite 24 - Spark Plug Resistor $3.49. Free Shipping by Amazon ... ACCEL 0576S-4 Shorty Copper Core Spark Plug, (Pack of 4) 4.5 out of 5 stars 61. Add To Cart ... Autolite 23 - COPPER CORE SPARK PLUGS $3.49. I use the Autolite AR's (AR132 on mine) Short like header plugs and also have a cut back ground strap. If you are running straght spark plug boots on your wires, maybe you need to switch to 90 degree ends, ar at least 45s. Autolite High-Thread Pro Spark Plugs. To increase the plug gap using a simple gap tool, place the end of the ground electrode in the hole and carefully push down on the end of tool. See cross reference chart for Autolite 3926 and more than 80.000 other spark plugs. Autolite Copper Spark Plugs. If your heads have straight plugs you should be ok without having to dimple any tubes and use a shorty or standard plug. To ensure correct spark plug application verify V.I.N.code on vehicle. NGK's are shorter than say champion or AC delco. Recommended Spark Plugs for Vortec Heads AC Delco Rapid Fire Spark Plugs R44LTS AC Delco Rapid Fire Spark Plugs MR43LTS AC Delco RapidFire No 3 Sparkplug ACCEL P526S U-Groove “SHORTY” Double Platinum (approximately 3/16″ shorter then R44LTS) ACCEL 516 Autolite 26 Autolite 104 Champion RS12YC Bosch HR10B Bosch HR10BX Bosch HR9DC I measured each plug from the top of the tapered seat to the end of the wire connection. For example, take the 254x plug series. Cold spark plugs are used in most high-performance and high-compression engines, preventing pre-ignition, knocking and other unwanted engine symptoms. Shorty Spark Plugs. Source(s): https://shrinke.im/a9K4m. To start off our list, we’ve opted for this fantastic spark plug by Autolite that does everything you need it to for an affordable price; perfect for budget-conscious buyers who don’t want to compromise on quality and performance. GLOW PLUGS. 2544 is the coldest plug in that plug family, and 2546 is the hotest. 0 0. Mufflers Exhaust Tips Ceramic Header Polish Header Bolts Max Wedge / Hemi Cast Iron Exhaust Manifolds Max Wedge Manifold Gaskets Exhaust Manifold gasket with Heat Shield Exhaust Wrap Locking Ties Exhaust Gaskets; ... Autolite Spark Plugs. AUTOLITE COPPER CORE SPARK PLUGSSET OF 8 PART # 3923 * ABOVE PHOTO IS A FILE PHOTO. Unfollow autolite 45 spark plugs to stop getting updates on your eBay Feed. Autolite AP605 Platinum Spark Plug. The overall length has been reduced 3/16 in to 3/8 in (depending on the specific spark plug) to gain critical air gap between the spark plug boot and the exhaust manifold or header tube. 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