If using anti-seize compound, use sparingly and reduce torque by 30%. Safety Data Sheets/Ingredient Disclosures, Solid state suppressor, with two-piece glass and brass seal, can help reduce radio frequency interference, regulates spark energy for long electrode life, and helps protect against high combustion pressures, Pure copper core provides great heat transfer and helps maximize plug durability, Platinum on center electrode enables superior spark characteristics and can reduce voltage requirements of the ignition system, Ribless insulator helps optimize plug to boot seal, Some ACDelco Gold parts may have formerly appeared as ACDelco Professional. Without a Torque Wrench: If a torque wrench is unavailable, finger tighten the spark plug, then use a plug wrench to tighten. Refer to your vehicle owner’s manual or contact the manufacturer for more information. What makes a good purchase? If necessary, use a spark plug boot removing tool. Pre-ignition is the ignition of fuel before the actual spark occurs, which causes a rapid temperature rise in the combustion chamber that can damage engine components and melt spark plug electrodes. A person just has to develop a feel for what is tight . From the old to the new and even the nonautomotive, ACDelco has spark plugs to fit just about every need. 1/16 turn on plugs with a tapered seat. Our Glow Plugs are specially designed to give diesel engines the heat they need for their cold starts. Contact seller for limited warranty part details, qualifications, and possible labor coverage. What is pre-ignition and can it damage my engine? DO NOT grab or violently pull spark plug cables. The threads of ACDelco spark plugs are nickel plated and do not need to be greased. Effective on parts purchased April 1, 2018, and later to the original retail purchaser. From the old to the new and even the non-automotive, ACDelco has a spark plug to fit just about whatever your need may be. Really bothered me because I thought that I used a lot of torque when I put them on, more so than I've down with other cars in the past. GM Original Equipment™ Iridium Spark Plug (41-988) by ACDelco®. Government and municipal fleets are excluded. See Owner’s Manual for more information. Using a spark plug wrench, tighten to the required angle / tension according to the design of the spark plug. ACDelco 41-153 Spark Plug Asm (slp-1) Visit the ACDelco Store. ACDelco Gold (Professional) RAPIDFIRE Spark Plugs are designed for everyday use and are a high quality replacement ideal for many vehicles on the road today. Really bothered me because I thought that I used a lot of torque when I put them on, more so than I've down with other cars in the past. Brush or air blast dirt away from the well areas before removing spark plugs. Is there a proper spec for spark plug torque on these engines? ACDelco Professional Double Platinum Spark Plugs are premium aftermarket plugs, and are the high quality replacement ideal for many vehicles on the road today. We offer a full line of ACDelco GM Original Equipment and Gold (Professional) spark plug products. TH400 / 2500 stall. Visa Prepaid Card will be issued in the business name. When it comes to replacing your spark and glow plugs, ACDelco offers a full line of Professional premium aftermarket and Specialty spark and glow plug products. Grasp the spark plug boot and gently rotate it 90 degrees counterclockwise. Visually inspect spark plugs for signs of wear. Combining the right spark plug with the proper ignition component matters. Never attempt to gap an ACDelco Professional Iridium Spark Plug. We inspected 6 first-class ACDelco spark plugs over the latter 3 years. Before installing new spark plugs, use a gap guide to make sure your new spark plugs have the correct gap. Shop for ACDelco Spark Plug Part #: MR43T for your vehicle. Install spark plugs or glow plugs to the proper torque per the manufacturers’ specification. 3 year/Unlimited Mile Limited Warranty*: ACDelco offers a 3 year/Unlimited Mile limited warranty on RAPIDFIRE Spark Plugs. Plugs are R43XL. $65.66. Replace your dirty, fouled spark plugs with new ACDelco spark plugs. Limit 15 rebates per part per business. - Answered by a verified Chevy Mechanic This will help ensure proper seating and adequate heat transfer. Before installing new spark plugs, use a gap guide to make sure your new spark plugs have the correct gap. Is there a proper spec for spark plug torque on these engines? This video is about Proper Torque - Spark Plugs By NGK:https://www.denniskirk.com/ngk The spark plug is what started it all for ACDelco. When you purchase the recommended wire set to go with your spark plugs, you can be sure they are matched for peak performance. 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