Iridium vs Platinum Spark Plugs. Learn why ACDelco Professional Platinum Spark Plugs are ideal for high-performance or older vehicles requiring traditional spark plugs. New NTK Technical Sensors. * *NOTE: Precious metals like platinum, silver and gold are not used on central electrodes for improved electrical conductivity. Platinum+4 Spark Plugs Bosch Platinum+4 Spark Plugs deliver smoother acceleration, top fuel economy and ultimate engine performance. The double platinum spark plugs are better for vehicles which have a waste spark system as their distributor ignition system. Adjustable vs. fixed gap. The first time is for the cylinder of the compression stroke. A spark plug is essentially just a really thick wire with a short in it. The NGK SPARK PLUGS INC LFR6A-11/02 is the perfect spark plug to keep with your ever expanding kit of boating tools. 213 Posts . (Ideally, two sets of new plugs would have been used, but new Bosch units were unavailable at test time. View All Current Rebates and Promotions. 100% Guaranteed Satisfaction Hassle-Free Returns Awesome Customer Service 888-800-9629 Learn more. Bosch Platinum +4 Spark Plugs reach self-cleaning temperatures faster for quicker starts, smoother acceleration and increased fuel efficiency. Learn more. Brand: United Sporting Model: United Sporting Company Ngk Spark Plugs LFR6A-11/02 Boat Spark Plugs As a result, the platinum spark plug is more durable and can last as many as 100,000 miles. The heat of the engine, in combination with a spark plug that is still hot, may cause the spark plug threads to strip the cylinder head upon removal. Platinum spark plugs run at a higher temperature. 888-800-9629 Live Customer Service * Tech Support Mon-Fri 8am - 5pm PST Automotive Spark Plugs Every car is different, and so is every driver. Whether you just need a reliable set of copper replacement plugs or want to upgrade to peak performance, we've got you covered. Platinum – A great middle ground material, platinum provides a real boost in performance and fuel efficiency compared to copper, but without the premium price tag of iridium plugs. Where platinum spark plugs shine is their great longevity under normal driving conditions. Advanced Tuners/Engine Builders Section. For a real performance boost, look for plugs that use double platinum – both in the electrode and in the cap. Around that rod is wrapped a ceramic insulator, and around that a … Online shopping for spark plugs at SparkPlugs.com - your one stop for replacement car spark plugs! Platinum spark plugs are an excellent choice because they are made with a strong, hardy material that can last up to a whopping 100,000 miles. Today with state-of-the-art manufacturing and inventory facilities in Irvine, California, Sissonville, West Virginia, and Chicago, Illinois, NGK continues their advanced research and development … Platinum Power Plugs. A platinum spark plug is similar to a copper spark plug, except that its center electrode has a platinum disc which is welded to its tip area. With improved performance at a lower cost, experience a smooth and superior ride anytime, anywhere. Platinum-tipped spark plugs are more expensive because platinum is a more rare element in nature. We have an extensive range of spark plugs, each with their own unique characteristics specifically engineered to its vehicle application and they are designed to suit a broad range of vehicles on Australian roads. Since platinum is more difficult to destroy than nickel alloy, the shape of the electrode can be preserved up to 30-45 thousand miles of run. NGK has the technology to produce spark plugs for every type of automotive engine, as well as for motorcycles, marine, horticultural and any other applications. Since 1936, NGK Spark Plugs has been the world leader in innovation, technology, and premium quality in the manufacture of spark plugs for virtually every automotive manufacturer in the world. Iridium Spark Plugs Iridium spark plugs, available for select Toyota models, have several benefits: Smaller center electrode promotes higher firing performance. List member George Roffe provided a set of new NGK Platinum spark plugs, while Pinthong contributed a set of used Bosch Platinum plugs with approximately 15,000 miles on them. Platinum disc and central electrode tip provide slow wear rate and better fuel efficiency. If you’re not a fan of the idea of replacing spark plugs every 60,000 miles or so, iridium can reach up to a 120,000-mile life cycle. In a system like this, the spark plugs need to fire two times. Nearly all NGK spark plugs, including precious metal iridium and platinum plugs, have a copper core to increase the electrode durability. In fact NGK produces and stocks well in excess of 1,000 different types of spark plugs. Featuring a dual-platinum construction with a platinum disc and platinum electrode tip, these spark plugs provide a reliable spark to generate smooth, reliable combustion of the air-fuel mixture. Platinum spark plug is a 'golden mean' between copper and iridium ones. Platinum spark plugs are also slightly hotter, preventing fouling. Platinum spark plugs are also recommended for cars with an electronic distributor ignition system, while double platinum spark plugs best fit vehicles with a waste spark distributor ignition system. Platinum spark plugs These spark plugs are equipped with a platinum plate on the middle electrode, which ensures a more constant output of the spark plug … Got a part number? At the core of any spark plug is an approximately 3-inch long metal rod; one end of that rod plugs into the ignition coil via the plug wire or boot and the other is exposed. NGK Spark Plugs. Specials. Virtually all spark plugs use a copper-core center wrapped in nickel, platinum or iridium to conduct the electrical charge, jump the gap, and promote efficient heat dissipation. Aside from the very common copper spark plugs, there are two other options for most users; platinum and iridium plugs. The second time is … AD Auto Parts New Motorcraft (SP515) Spark Plug, (Pack of … Discussion Starter • #1 • Nov 9, 2009. Platinum Spark Plugs These spark plugs are equipped with a platinum plate on the middle electrode. Both types have the very same parts and construction, the only difference between iridium and platinum spark plugs is the metal used for the center electrode. This precious metal fights corrosion and erosion, ensuring superior spark performance and maximum spark plug life capable of extended operation in excess of 60,000 miles. Bosch Platinum+4 Spark Plugs use four yttrium-enhanced ground electrode tips and a platinum center electrode tip creating a powerful spark. Free Shipping On All Sensors Over $75. Special nickel alloys, platinum, and iridium electrodes, along with copper cores are all used to enhance durability – durability meaning how long a spark plug will last before it needs to be replaced. I am getting to the point of starting my chevelle. The single platinum spark plug is designed much like the copper spark plug but with a platinum disc welded to the tip of the center electrode. Set of 8 OEM Motorcraft Platinum SP546 (SP515) HT15 Spark Plugs For Ford 5.4L. NOTE: To remove spark plugs from aluminum heads, allow the engine to cool. Platinum spark plug tip, mainly designed as copper one with a platinum disc welded to the central electrode tip. These are also described as “single platinum” plugs. Single Platinum Spark Plugs. Spark plugs known as platinum feature a platinum center electrode. Champion 7989 Double Platinum Power Replacement Spark Plug, (Pack of 1) Motorcraft Spark Plug SP546 Set Of 8. Platinum has twice better longevity than copper and fairy low price. Below is a cross-reference list of spark plugs for use in most Harley models. Though, platinum is less conductive than other materials, so platnum spark plugs but performs at a lower level. This ensures a more constant output of the spark plug … Iridium is a more durable material than platinum (its melting point is approximately 1200°F higher than platinum). NGK have over 80 years of experience in spark plug manufacturing and we are a world leader in spark plug technology. DENSO Double Platinum plug features platinum on both the center and ground electrodes. Spark Plugs; Reverse Engineer Parts by Dimension. Platinum is more dense and durable than nickel alloy so it holds its sharp edge for more than 100 000 miles. Learn more. Platinum, yttrium and iridium spark plugs are more expensive than copper spark plugs, but these premium coatings provide much better wear resistance. Together, they offer the durability and performance you’ve come to expect from Champion ®. Platinum Power spark plugs are a winning combination of our platinum technology with our nickel alloy center electrode, V-trimmed ground electrode and exclusive Heat-active™ Alloy. Remove each spark plug and place each one in a tray by cylinder number. Find your part or other compatible parts from other brands. 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. “Single Platinum” Spark Plugs. This means you won’t have to worry about switching out your spark plugs for a long time, depending on how often you’re driving your vehicle. This spark plug features a ‘twin tip’ - a thin centre and a protruding ground electrode both 1.1mm in diameter - which enhances your engine’s efficiency and extends the spark plug’s shelf life. 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