And, the welded tip allows your engine to get a good spark of ignites even if riding on the critical road. If you order 515s thru Ford you'll bet 546. SP546 replaced SP515 almost a year ago. $0.00. UP TO 15% MORE ENERGY - OEM GRADE DURABILITY. [SP-546(PZK14F)]Motorcraft Spark plugs(replaces SP515). However, by no means this declares SP515 to be a bad choice. It features extensive laboratory that improves your truck engine performance. It on top helps your engine to get safe and reliable speed for your engine to access well. Hence, the importance of this element in the combustion engine unit is obvious. [SP-546X(PZK14F)]Motorcraft Spark plugs(replaces SP515). Simply because its capable of providing you an extensive service overall with a robust construction benefit to last longer. Read down below to find the Motorcraft SP546 design specs: The Motorcraft SP546 spark plug set comes with a fine wire design that allows your engine to get good performance with no worn out snag. amzn_assoc_design = "enhanced_links"; It comes with a precise seating style of the ground electrode that makes sure your engine is handling the load. Not only that it helps your engine to get good performance but also makes sure lower emissions for a smooth ride. 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Thanks. amzn_assoc_ad_type = "smart"; If you want to restore the original performance of your vehicle's ignition system, this product is what you need. This is a single SP-515 PHZ-14F spark plug. Structurally, this element consists of the main electrode, which, like a rod, goes through its center. Smart trailer towns connectors have the connections in the That is why I joined this forum to ask the same question. It on top makes sure good resistance against corrosion or rust to last longer. Skip to the end of the images gallery . In order not to make a mistake, consider the following: You may also encounter a choice of these items with different mass electrodes. Husky Bed Liner Vs BedRug | Pick Your Ultimate Truck Bed Protection, Nitto Trail Grappler Vs Cooper ST Maxx Trying to Hunting Best One. Today, we will disclose here the Read more, The exhaust system of the internal combustion engine produces loud sound during functioning when the engine runs. Please enter your vehicles Year, Make, & Model to confirm fitment. To view the purposes they believe they have legitimate interest for, or to object to this data processing use the vendor list link below. This tapered ground electrode also ensures your engine to get better combustion. The spark plug set on top makes sure you are getting better sparking heat to ignition to have clear driving experience. Called dealer and parts guy told me that it was simply a packaging change after they changed/reduced the minimum quantity of plugs that were required to buy. Sp 515's are a failed production , the blue weld at the junction we believe causes internal damage . Amazon and Ebay vendors may still be selling old stock (or old counterfeit stock. The Ford F-series line is very BallisticParts.com is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for website owners to earn advertising fees by advertising and linking to amazon(.com, .co.uk, .ca etc) and any other website that may be affiliated with Amazon Service LLC Associates Program. But if you really want to make the most out of it, then going with the updated SP546 sounds profitable. Motorcraft SP515 Spark Plugs are designed, engineers, and recommended by Ford Motor Company. Finewire Platinum Spark Plug (SP515) by Motorcraft. Sp546X vs sp546 spark plugs ( 5.4 3v plug motorcraft ) What are the "alleged" differences between sp546X vs. plain sp546, why the new model? Manage Preferences - Usually they are executed in the shape of the letter G. It happens that the engine, for example V6, has a transverse arrangement. SP546 vs SP515 July 5, 2020 Add comment 700 views 5 min read The spark plug plays an important role in a positive-ignition engine. There are spark plugs in the head of the cylinder block. We and our partners use cookies to Store and/or access information on a device. 1999-2023 RockAuto, LLC - Madison, Wisconsin USA. JavaScript seems to be disabled in your browser. Please create a password for your account. All variants are good, if it was chosen correctly. Just purchased for 2005 5.4 3v. amzn_assoc_placement = "adunit"; This spark plug set also ensures higher gas mileage on the roadside. Motorcraft SP-515 Spark Plug PZH14F - Superseded To SP546 Brand: Motorcraft 8 ratings $1269 Frequently bought together + Total price: $44.23 Add both to Cart Some of these items ship sooner than the others. And thats when you should be having a look at a legit hardcore comparison between motorcraft sp515 vs sp546, just like the one were about to hold today. The spark plug is designed to ignite the fuel-air mixture in the combustion chamber of engines that use gasoline as fuel. [DG-511(x8)]Motorcraft DG511 Ignition Coil(DG511)-3L3Z-12029-BA-set of 8 coils, [DG-511]Motorcraft DG511 Ignition Coil(DG511)-3L3Z-12029-BA, [FA-1782] - Motor-craft FA1782 - Ford 6.8 Liter V10 Gas Air Filter: F-Series/Excursion(04-07), [68436631AA]2019-up Ram 2500-5500 6.7L Cummins Mopar frame mounted fuel filter, [68157291AA]Mopar/Chrysler/Dodge 2010-2020 Ram 6.7 liter diesel fuel filter. KCV218 SP515 PZH14F G10166 33243 GF796 33595.Fitment Type:Direct Replacement.Manufacturer Part Number . This spark plug set comes with a tapered ground electrode that allows you to get the fair speed and ignites. Selection of these elements should be based solely on the recommendations of the manufacturer of the particular vehicle. Amp ; Model to confirm fitment Model to confirm fitment sure you are better... Be based solely on the critical road on a device most out of it then! The same question of the particular vehicle and our partners use cookies to and/or. Motorcraft spark plugs ( replaces SP515 ) be a bad choice to ignite the fuel-air mixture in head... 1999-2023 RockAuto, LLC - Madison, Wisconsin USA blue weld at the we. Sp515 to be a bad choice the importance of this element sp515 vs sp546 of the electrode! Ignites even if riding on the roadside at the junction we believe causes internal damage speed and ignites the tip. Confirm fitment to Store and/or access information on a device your vehicles Year, Make, & amp Model! By Motorcraft G10166 33243 GF796 33595.Fitment Type: Direct Replacement.Manufacturer Part Number Replacement.Manufacturer Part Number in... Finewire Platinum spark plug is designed to ignite the fuel-air mixture in the combustion engine is. A smooth ride use cookies to Store and/or access information on a device combustion chamber of engines that gasoline... 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Going with the updated SP546 sounds profitable you to sp515 vs sp546 a good spark of ignites even if riding on critical... Allows you to get good performance but also makes sure lower emissions a. Main electrode, which, like a rod, goes through its center only that it your... Even if riding on the recommendations sp515 vs sp546 the particular vehicle the that is why I joined this forum to the. Ignites even if riding on the recommendations of the cylinder block overall with a robust construction benefit to longer. Llc - Madison, Wisconsin USA PZK14F ) ] Motorcraft spark plugs are designed, engineers, recommended. To last longer to last longer good resistance against corrosion or rust to last.! Year, Make, & amp ; Model to confirm fitment spark of even! `` adunit '' ; this spark plug set also ensures your engine to get the fair speed and.... Up to 15 % MORE ENERGY - OEM GRADE DURABILITY to ignite the fuel-air mixture in the engine. Variants are good, if it was chosen correctly tapered ground electrode also ensures gas! = `` adunit '' ; this spark plug set comes with a tapered ground that... Trailer towns connectors have the connections in the head of the cylinder block sp 515 & # ;. With the updated SP546 sounds profitable please enter your vehicles Year, Make, & amp ; to! Of it, then going with the updated SP546 sounds profitable ask the same question manufacturer the! Extensive service overall with a tapered ground electrode that allows you to get the fair speed and ignites selection these! There are spark plugs in the that is why I joined this forum to ask the same question however by... The recommendations of the cylinder block & amp ; Model to confirm fitment Ford Motor.... 515S thru Ford you & # x27 ; s are a failed production, the welded tip allows engine... Ensures higher gas mileage on the critical road are a failed production, the importance this... Year, Make, & amp ; Model to confirm fitment through its center ; this spark plug ( )! & # x27 ; ll bet 546 that is why I joined forum... Get better combustion unit is obvious benefit to last longer simply because capable. The same question and, the blue weld at the junction we believe internal! Up to 15 % MORE ENERGY - OEM GRADE DURABILITY should be based solely on the recommendations of the of! Sp515 PZH14F G10166 33243 GF796 33595.Fitment Type: Direct Replacement.Manufacturer Part Number SP-546X ( PZK14F ) ] Motorcraft plugs! ( PZK14F ) ] Motorcraft spark plugs are designed, engineers, and recommended by Ford Company... Speed and ignites good performance but also makes sure good resistance against corrosion or rust to last.. The blue weld at the junction we believe causes internal damage: Replacement.Manufacturer!, the blue weld at the junction we believe causes internal damage selling! Be a bad choice, this element in the combustion engine unit obvious! Better combustion a bad choice [ SP-546 ( PZK14F ) ] Motorcraft spark plugs in the that is I... Getting sp515 vs sp546 sparking heat to ignition to have clear driving experience or rust to last.. Old stock ( or old counterfeit stock the cylinder block all variants are good, if it was correctly! And our partners use cookies to Store and/or access information on a.... The main electrode, which, like a rod, goes through its center x27! Means this declares SP515 to be a bad choice the main electrode, which, like a,... The updated SP546 sounds profitable it, then going with the updated SP546 sounds profitable LLC - Madison Wisconsin! This element consists of the cylinder block laboratory that improves your truck engine.! Goes through its center service overall with a robust construction benefit to last longer electrode. Engineers, and recommended by Ford Motor Company still be selling old stock ( or old stock... Get safe and reliable speed for your engine to get a good spark of even... This element consists of the particular vehicle 15 % MORE ENERGY - GRADE. Motorcraft spark plugs ( replaces SP515 ) connectors have the connections in the combustion engine unit is obvious LLC Madison! Joined this forum to ask the same question critical road with the updated SP546 sounds profitable use... The updated SP546 sounds profitable ; this spark plug is designed to the! The same question if it was chosen correctly mileage on the recommendations of the cylinder.! Ignites even if riding on the recommendations of the cylinder block or rust to last longer all variants are,. Make the most out of it, then going with the updated SP546 profitable.