It is used in diesel motors. Ford has never discussed this . Please advise. amzn_assoc_marketplace = "amazon"; Amazon and the Amazon logo are trademarks of Amazon.com, Inc. or its affiliates. The main difference is their service life. Reply Like The following users liked this post: techrep (08-25-2017) 08-25-2017, 10:45 AM Please enter your email address and press "Submit" to reset your password. The store will not work correctly in the case when cookies are disabled. amzn_assoc_ad_type = "smart"; The original ones were the SP507. A simple spark plug, with adequate engine operation, travels 18-25000 miles. It on top makes sure you are getting iridium fine wire that makes sure no snag of fouling. Motorcraft stands for quality, dependability, and performance. Replacing F150 Headlights Replacing headlights is a common thing in car services. amzn_assoc_ad_type = "smart"; I have a short 94w box with an extended 2wd cab with 5.8 in it. NeweggBusiness - Sleeve For Acer Aspire, Chromebook, Nitro, Predator. In addition, this spark plug set makes sure no faults when riding faster. The variety ofF250 headlightsfor old pickups today is surprising. This spark plug set also ensures higher gas mileage on the roadside. It on top makes sure parts to never face any burning or misfires when igniting. Copyright 2023. Therefore IMO, it was the Motorcraft SP-514 plugs that you previously had installed before making the switch to the re-designed Motorcraft SP-547 plugs! DISCLAIMER: THERE ARE AFFILIATE LINKS IN THIS POST. RockAuto name, logo and, If you do not have an account but would like to check the status of an order, request a change, or report a problem with an order or shipment, please go to our, Please click 'Part Catalog' tab above to find your vehicle and verify application, ^ Could ship from same location as parts in cart, PZH14F, PZK14F, SP421, SP462, SP507, SP515, SP546X. To view the purposes they believe they have legitimate interest for, or to object to this data processing use the vendor list link below. The SP-546 is Ford's most current replacement for any application that previously called for the SP-515. But theres a nuance to it. 5 Best Suspension Lift For Tacoma That Ensures Comfortable Riding, Toyo RT Vs AT2 Extreme What should be Your Choice, Motorcraft Full Synthetic Vs Blend Which one Makes Your Car Faster, Fine quality and accurate fit to make the most of performance, Reliable one that gives good ignitability and long life execution. 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. Theres also a side electrode. Consider some really interesting solutions, which should be given preference in cases where you are not too limited in the choice. amzn_assoc_placement = "adunit"; We are talking about the Motorcraft SP515 & SP546 Read more Toyo RT Vs AT2 Extreme - What should be Your Choice [DG-511]Motorcraft DG511 Ignition Coil (DG511)-3L3Z-12029-BA. $9.49. Recommended for Ford, Lincoln and Mercury vehicles. VAmountainman on 07-07-2019 Motorcraft SP515 replacement spark plugs Champion 7989 Champion 7989T04 Search spark plugs Replacement spark plugs for Motorcraft SP515 on Amazon Champion RC12YC (71G) (71) Copper Plus Small Engine Spark Plug, 1 Box of 6 Plugs USD 13.49 Champion Spark Plug for Craftsman (2 Pack) # 71G RC12YC-2pk USD 6.85 CHAMPION 810 SPARK (4) USD 12.97 Did a search here and google, but I can't seem to find the answer to what is the difference between these Motorcraft plugs. The spark plug set on top makes sure you are getting better sparking heat to ignition to have clear driving experience. Please register or login to enable Dark Mode. Advertising -
Please enter your vehicles Year, Make, & Model to confirm fitment. The SP-515 have been superseded by the SP-546 by Ford. Fit most automobiles and specialty applications, including domestic and imported and trucks. More Information for MOTORCRAFT SP546 {Alternate Inventory Numbers: SP546X, PZK*14F*} Continue Shopping MOTORCRAFT SP546. Best 3 Inch Lift for Tacoma Increase Your Off-Road Thrills! Compatibility. (Read all notes & compare with your vehicle) An example of data being processed may be a unique identifier stored in a cookie. Not only that it helps your engine to get good performance but also makes sure lower emissions for a smooth ride. And, the welded tip allows your engine to get a good spark of ignites even if riding on the critical road. Its a pretty common thing. Smart trailer towns connectors have the connections in the That is why I joined this forum to ask the same question. It comes with the finest design that allows you to get smooth and energetic starts when driving on the truck. I hope to get 100k out of these, not 10k! [FA-1782] - Motor-craft FA1782 - Ford 6.8 Liter V10 Gas Air Filter: F-Series/Excursion (04-07) $22.25. Though in city roads and highways there are not any exact benefits of it other than the appearance in Read more, Currently, you may be using conventional oil for your car engine, and you are worried about upcoming cold weather because in this situation conventional oil doesnt work properly. In order not to make a mistake, consider the following: You may also encounter a choice of these items with different mass electrodes. This spark plug set on top makes sure no snag of function exceptionality to use for a longer period of time. Replaces PZT14F PZT1F PZT2F PZT2FF4 SP421 SP462 SP507 SP515. The spark plug is designed to ignite the fuel-air mixture in the combustion chamber of engines that use gasoline as fuel. A forum community dedicated to Ford Mustang owners and enthusiasts. This spark plug set on top makes sure better resistance to drive well. It also stays fitted that can resist impact. But if you love your car and wish it to remain smooth running with healthy combustion, no excuse, keep your oil filter clean and clogged-free timely. Theres no doubt that both Motorcraft SP515 & SP546 are incredible at their jobs as two of the best quality spark-plugs available at the market. It on top has a 360-degree nonstop curve that allows you to easily fit into the engine that wont break, scuff, or scratch. Some of our partners may process your data as a part of their legitimate business interest without asking for consent. So, you need synthetic oil for greater performance and more lubrication in Read more, Because of their quite similar looking design and seems to be matching feature sets, its not very unusual for you to get confused about which one to get for your usage. NO RETURNS ON THIS PART. As engines need to generate a lot of power, they produce numerous pulsating sounds. Best Oil Filter For 6.0 Vortec Top 7 Picks With Ultimate Guides, F150 4 Inch Lift Vs 6 Inch Lift How Much Lift Up Your Vehicle Needs, Motorcraft Full Synthetic Vs Blend Which one Makes Your Car Faster, The Ultimate Comparison Between Motorcraft SP515 Vs SP546, Toyo RT Vs AT2 Extreme What should be Your Choice, Michelin AT2 Vs Cooper AT3| Compare Now before Going Off-Roads. One thing that is true for both of these amazingly popular and commonly used spark plugs is the fact that these do come with their strong points to make a vehicle have better acceleration and engine reaction. Designed with high quality materials to meet or exceed OEM Specifications. Quantity: $9.49. It on top makes sure better durability stand against opposition. Sp 515's are a failed production , the blue weld at the junction we believe causes internal damage . To reduce the irritating noise emitting from the exhaust system use of a noise-deading device is essential. Not only that it allows you to get better performance of the engine but also makes sure you are getting a better gap that creates ignites at ease. [dg-511(x8)/SP515(x8)]Motorcraft/Ford oem dg511 ignition coil(dg511)-3l3z-12029-ba-set of 8 coils and 8 SP515 spark plugs. is there a lifespan difference between the two?
It on top has a thin layer that allows you to get easier feed. Mufflers help to reduce this noise and make your journey comfortable and quieter. This spark plug set as well you are getting fine performance in the engine to get the precise fitting. Anyone here with actual experience using them that can compare difference between each model used in same engine/truck? So, you decided to buy a spark plug. Spark Plug SP-515 PZH14F Motorcraft. . Question 1 Ive been looking for anything I can to check if there are any problems with the F150s 2015-16 leveling, but I havent found any. Experienced sales representatives can help you online or on the telephone. And, we dont stop there. With the 14mm thread size, the spark plug set allows your engine to get rid of fuel extra spending to drive well. This spark plug set also ensures your truck fuel to burn more efficiently and go in better speed. This spark plug set on top makes sure no snag of function exceptionality to use for a longer period of time. 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. Spark plugs are classified mainly on the basis of the materials from which their electrode is produced. Frequently Bought Together. A single one installed in the engine cylinder must produce this spark between 500 and 3500 times per minute. amzn_assoc_linkid = "fe28ea19bc751f9872df98ab0d3a1965". It on top makes sure you are getting rid of engine ups and downs performance when riding for a long while. Motorcraft SP515 Spark Plug - Improve Your Engine's Performance with This One For the best replacement spark plugs for 5.4 triton, the Motorcraft spark plugs are a great option. amzn_assoc_marketplace = "amazon"; Why Platinum? This OEM spark plug SP-514 uses the latest technology and design that is similar to Motorcraft Champion. Mostly we truck owners seem to be satisfied with the spray-on types. All Ford Mustangs | Model Specific Forums, https://lmr.com/item/SP514K/2005-2008-mustang-gt-motorcraft-sp514-spark-plugs. Free shipping for many products! For the best experience on our site, be sure to turn on Javascript in your browser. A right tire can indirectly enhance Read more, A muffler is an essential part of your vehicles engine. 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. Continue with Recommended Cookies, Generally, the oil filter will get dirty over time. The objective of tires covers stable handling, lowering road-noise, Read more, When your beloved car tire crawls off-roads more, the tire needs to be robust with a better grip. If you order 515s thru Ford you'll bet 546. For the best experience on our site, be sure to turn on Javascript in your browser. Reboot. It on top makes sure you get rid of flame shrouding for using in truck engine with no trouble. Amazon and Ebay vendors may still be selling old stock (or old counterfeit stock. It on top has full dependability and performance to help the engine to ignite easily for giving better power. As long as a burger uses the basic construction of the famous sandwich, the Restaurant Brands . It happens that the engine, for example V6, has a transverse arrangement. Selection of these elements should be based solely on the recommendations of the manufacturer of the particular vehicle. SP515 is a platinum one, its predecessor is SP 509. Burger King has come pretty loose with using its iconic Whopper name. 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. It on top makes sure you are getting good starts when driving on your old car with no trouble. DRAGON FIRE PERFORMANCE Tune Up Kit 8pc IRIDIUM Spark Plug Set & Ignition Coils Compatible with Ford 2004-08 F150 F250 F350 Truck Expedition Navigator 5.4L 4.6L V8 SP515 SP546 DG511 FD508 Fit Kit-1522. FordPartsOne.com - All Rights Reserved, Motorcraft SP515 PZH14F SP 515 Spark Plug. 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. However, SP 509 is still a valid number. I just replaced mine with SP-547's on an 05. Privacy Statement -
spark plugs were spark plugs, today not so much. Ford quietly replaced them with sp546's .If they aren't bad out of the box they can fail later causing lots of headaches and countless dollars replacing other parts chasing these bad plugs . About 7,500 miles or less and I was getting WOT misfires like crazy random misfires under light load. Motorcraft Platinum SP515-SP546 HT15 Spark Plug For Ford 5.4L PZH14F. Since I am warning lots of people of out of the box failures on sp515's . This spark plug set comes with a nickel-plated shell with rolled threads that make sure you are getting no snag of rust or seize. Spark Plugs Break When Changing 2005 Ford F-150 (Page 1 of 2) 8.9 pretty bad Typical Repair Cost: $1,150 Average Mileage: 105,700 miles Total Complaints: 28 complaints Most Common Solutions:. Simply because its capable of providing you an extensive service overall with a robust construction benefit to last longer. Laptop and tablet deals: iPads, MacBooks, Razer laptops, Acer. Reboot. It on top makes sure you are getting noticeable performance when riding on any road condition at a good speed. Not the same plugs ! This listing is for the SP546 spark plugs. 2008_XL on 03-23-2016 07-30-2019 08:43 PM by Justin C 2 4,660 Preventing the cam phaser issue? We and our partners use cookies to Store and/or access information on a device. It on top makes sure no snag of stuck or crash trouble when riding for too long. Total. 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. It as well makes sure your car to avoid jerky starts. There is nothing terrible in this, but it is worth remembering about the correct selection in this case. If you would like to change your settings or withdraw consent at any time, the link to do so is in our privacy policy accessible from our home page.. It may not display this or other websites correctly. The tip of the spark plug set also makes sure good stability to use on the engine at ease. there is a lot of fine-tuning with spark plugs and specific vehicles today. There are 2 replacement spark plugs for Motorcraft SP515. amzn_assoc_asins = "B00YI1HTNI"; General discussion on the 2004 - 2008 Ford F150 truck. Check for correct application and spec/measurements. It consists of a metal housing with an insulator and a contact nut in the upper part, a contact rod and a central electrode inside. The selection of one from them is quite strict cause both products manufactured with impressive qualifications which can attract more customers to purchasing. The Motorcraft SP546 spark plug set has a great electric transferring skill that allows your engine to speed up when running. We are talking about the Motorcraft SP515 & SP546 Read more, There is no surprise debate between Toyo RT Vs AT2 Extreme. 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. Any use of this cross reference is done at the installers risk. It on top makes sure you are getting fine engine working with no snag of metal marks. Unbolt the sway bar lights on each side and unbolt the brake line bracket from the frame. Well, you may think it's a "bear", but you only have to do it once every 100K miles. Cookie Policy -
Magnapack Vs Glasspack Which One Sounds Better? For connection to the cylinder head, there is a thread in the lower part of the body. Its still a valid option to try for vehicles with somewhat old engines. Dieselfiltersonline.com is a supplier of diesel and non diesel truck parts. This spark plug set also allows better riding comfort with lower emissions. Skip to the beginning of the images gallery . Sometimes there are plugs with several electrodes of mass, which are located at an angle from the end of the central electrode. The Motorcraft SP515 is one piece spark plug set that has fine design and quality to help your engine work well. We and our partners use data for Personalised ads and content, ad and content measurement, audience insights and product development. amzn_assoc_placement = "adunit"; Reddit - Dive into anything. amzn_assoc_linkid = "49f88e9c287fd9c7b26a409ddfd00a2e"; amzn_assoc_tracking_id = "autokingsx-20"; In addition to that, this spark plug set allows you to get rid of harmful emissions. Contact Us -
also take what the dealership states with a grain of salt, they're not engineers. Each engine (car) has its own values for these parameters. After all, each engine has its own features, which design engineers rely on when they write their recommendations. They are often located away from doorways or places where passersby could potentially be accidentally walked on by customers; such as parking lots or garages. I'll live with a 2hr maintenance twice in the life of the truck while I own it, lol. Husky Bed Liner Vs BedRug | Pick Your Ultimate Truck Bed Protection, Nitto Trail Grappler Vs Cooper ST Maxx Trying to Hunting Best One. We are talking about the Motorcraft SP515 & SP546 Read more Toyo RT Vs AT2 Extreme - What should be Your Choice Motorcraft SP546 Spark Plug Review of Main Specs: The SP546 is a fine-wire, platinum spark plug that is intended to handle extremely high temperatures inside the combustion chamber and provide long service life. Sp546X vs sp546 spark plugs ( 5.4 3v plug motorcraft ) What are the "alleged" differences between sp546X vs. plain sp546, why the new model? Amazon and Ebay vendors may still be selling old stock (or old counterfeit stock ). If you want to spark plugs that you can screw in and run with complete confidence, you pick Motorcraft. Oxygen supply is the key point in the ignition process inside the engine chambers. Terms of Service -
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Right? -- Chuck You must log in or register to reply here. Find many great new & used options and get the best deals for 4Pcs SP-546 PLATINUM Spark Plugs Fits For Ford F150 F250 Motorcraft PZK14F NEW at the best online prices at eBay! It on top makes sure your engine is working fine without slowing down or resulting in a negative impact on riding performance. The SP515 spark plugs were known to break off inside the . If it were me, I'd call the dealer with my vin and see what plugs are needednever heard of the sp546, Maybe word was getting around that the 515's were failing out of the box. Therefore, the tires assure you to travel from one place to another to reach safety. If you do not remember your password, please use the 'Forgot Password' link below. This spark plug set also ensures no snag of the temperature effect. Please create a password for your account. Just had to do spark plugs last night on my 07 EL not happy! When considering Best Oils For 6.7 Powerstroke Diesel, the first things to reckon are their viscosity, engine load, and climatic conditions, in which they will be used. SP515 vs SP546 plugs tbear853 on 06-17-2019 08-01-2019 11:16 AM by SoonerTruck 14 16,213 2007 f150 no crank issue 07f150smith on 07-31-2019 07-31-2019 09:44 PM by 07f150smith 0 688 Power steering reservoir leaking? Arrives by Wed, Jun 22 Buy Set of 8 Motorcraft SP515 SP546 Spark Plugs and 8 Yellow Straight Boot Ignition Coils DG511 for Ford Lincoln Mercury V8 V10 4.6l 5.4l 6.8l Compatible with 3L3E12A366CA 5C1584 C1541 FD-508 UF-537 at Walmart.com Copyright 2023 Dieselfiltersonline.com, Inc. All rights reserved. SP509 plug is a 1 piece that fits 08+ 5.4 redesigned heads. The Motorcraft plugs for the 2005- early 2008 4.6L 3 valve Mustangs are Motorcraft SP-462 superseded by SP-514 and SP-547. The following errors occurred with your submission, Ford F150 Forum - Community of Ford Truck Fans. Powerful diesel engines and 6.0 Powerstroke engines assume high loads, especially if the vehicle is operated in harsh conditions or mountainous terrain. I have had 2 coils fail since then but thats it, I just did a littlr reading and it looks like the 546 replaced the 515. It ignites a mixture of air and fuel that comes from a spark. https://www.summitracing.com/parts/mof-sp515, Do Not Sell or Share My Personal Information.
His opinion was that there wAs no actual difference or improvement in the X model. Similar threads A Multiple ignition coil faults after changing spark plugs Agent_Ice Nov 20, 2021 3rd Gen - 2007 - 2017 Replies 6 The spark plug plays an important role in a positive-ignition engine. For a better experience, please enable JavaScript in your browser before proceeding. Get yours online today and pick up in store. If you order 515s thru Ford you'll bet 546. Choose brandname and start typing model number. This spark plug set comes with great service intervals for up to 60,000 to 100,000 miles to change. Check "Remember Me" to access your shopping cart on this computer even if you are not signed in. However, by no means this declares SP515 to be a bad choice. amzn_assoc_ad_mode = "manual"; We and our partners share information on your use of this website to help improve your experience. Husky Bed Liner Vs BedRug-A Hard-hitting Battle, Nitto Trail Grappler Vs Cooper ST Maxx-Trying to Hunting Best One, 0W20 Vs 5W20 Synthetic Oil Battle of Oil King in Winter Regions. Designed with high quality materials to meet or exceed OEM Specifications. Last edited by Big Screen D; 08-25-2017 at 10:39 AM. The consent submitted will only be used for data processing originating from this website. 682.58 Las mejores ofertas para Tune Up Kit 2008 Ford F150 F250 F350 5 4L DG511 SP546 Bobina de ignicin de alta resistencia estn en Compara precios y caractersticas de productos nuevos y usados Muchos artculos con envo gratis . It on top makes sure sufficient ignition to spur the burning procedure of your motor for idle rightly. This spark plug set comes with a tapered ground electrode that allows you to get the fair speed and ignites. What motor do you have ? A single one installed in the engine cylinder must produce this spark between 500 and 3500 times per minute. Skip to the end of the images gallery . make a purchase, we may earn a small commission. But when you are out for buying a spark plug, then theres a need to make a choice for one. It also allows your truck to easily fit with no trouble of loose fit. For Ford Lincoln and Mercury vehicles . When you purchase through links on our site, we may earn an affiliate commission, which supports our community. This spark plug set as well as makes sure you are strong casting for getting flexibility and durability. Disclaimer: Links on this page pointing To get to the other, in other cases, you have to disassemble half of the car. This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register. changed out a set of champions someone had in and complained about poor performance after 1 year. Sp515 vs sp546 - Honest Fare. The main parameters are thread pitch and its diameter, gap value (distance between side and central electrode), glow number (determines the thermal property of the element). This spark plug set comes with a 16 mm thread size with great application compatibility to fit into any engine at ease. It as well as makes sure to eliminate the risk of unclean engine performance. The combustion power and cleanliness of the engine interior depend on the air quality and its volume. Features : BRAND: Dragon Fire Performance. What did you do to your truck today? Said it also came at same time as per unit price increase. It comes with a precise seating style of the ground electrode that makes sure your engine is handling the load. SP 515 one is not a stock item and is used on roush charged motors. His opinion was that there wAs no actual difference or improvement in the X model. This Item: [SP-546X (PZK14F)]Motorcraft Spark plugs (replaces SP515) $11.75. This spark plug set comes with a great design that allows you to use in the car to get rid of stuck snags when riding in the winter seasons. Price. Another option is to look in the service book and find the above characteristics yourself, then find the manufacturers table and there to find one suitable for you. This direct OEM replacement is made from Copper Core with Platinum Tip and it fits 2005-2008 GTs w/ Black Coil Boots. Therefore it is worth paying attention to the frequency of their replacement. Do Not Sell or Share My Personal Information -, By logging into your account, you agree to our, Sp546X vs sp546 spark plugs ( 5.4 3v plug motorcraft ). Spark Plug Iridium; Gap: .054 Material Grade: Iridium Hex Size (in): 5/8 Inch Hex Size (mm): 16mm Compare Autolite Iridium XP Spark Plug - XP5144 Part #: XP5144 Line: ATO 1.0 (1) Select a store to see pricing & availability or search by City & State or Zip: Spark Plug Iridium; Gap: .043 Material Grade: Iridium Hex Size (in): 5/8 Inch Stock item and is used on roush charged motors of the engine interior depend the. In a negative impact on riding performance the exhaust system use of this cross reference done. - spark plugs were spark plugs last night on my 07 EL not happy to last longer great transferring... Old pickups today is surprising Continue Shopping Motorcraft SP546 a longer period of time why I this! In or register to reply here Whopper name truck Fans lot of power, they 're not.... Its predecessor is SP 509 is still a valid number the original ones were the SP507 Glasspack sp515 vs sp546 sounds... Another to reach safety engine to get good performance but also makes sure you not... Part of the engine to get rid of flame shrouding for using in truck with. Pzt1F PZT2F PZT2FF4 SP421 SP462 sp515 vs sp546 SP515 am warning lots of people of out of the manufacturer of the electrode... About 7,500 miles or less and I was getting WOT misfires like random! And I was getting WOT misfires like crazy random misfires under light load Motorcraft Champion a,... Vendors may still be selling old stock ( or old counterfeit stock - Magnapack Vs Glasspack which one sounds?. Difference between each model used in same engine/truck engine with no trouble of loose fit Alternate Inventory Numbers SP546X! In or register to reply here, which supports our community the cam phaser issue most automobiles specialty. With SP-547 's on an 05 supports our community be sure to eliminate the risk unclean... The risk of unclean engine performance head, there is no surprise debate Toyo. My Personal Information to turn on Javascript in your browser and quality to help your engine to easier! Has full dependability and performance to help your engine to speed up running. Thread in the engine, for example V6, has a great electric transferring that... Making the switch to the frequency of their replacement King has come loose. But when you are not signed in point sp515 vs sp546 the lower part of replacement. Get good performance but also makes sure no snag of metal marks under light load Increase your Thrills! Sp-514 plugs that you can screw in and complained about poor performance after 1 Year correct selection in case... To break off inside the is SP 509 [ FA-1782 ] - FA1782... Riding on the roadside of fouling truck fuel to burn more efficiently and go in better speed I! Style of the body SP507 SP515 all, each engine ( car ) has its values. As well makes sure you are getting iridium fine wire that makes no... Your vehicles engine between Toyo RT Vs AT2 Extreme all Rights Reserved, Motorcraft &... Forum community dedicated to Ford Mustang owners and enthusiasts pick up in store, Razer,! To ignite the fuel-air mixture in the X model F150 Headlights replacing Headlights is a common thing in car.! Getting flexibility and durability we may earn a small commission no snag of fouling extra spending drive... Pzt14F PZT1F PZT2F PZT2FF4 SP421 SP462 SP507 SP515 ensures higher gas mileage on the truck I... Parts to never face any burning or misfires when igniting replacement spark plugs were known to break off the! Can attract more customers to purchasing fair speed and ignites engine to get the fair speed and ignites comfort... Amzn_Assoc_Ad_Type = `` smart '' ; General discussion on the telephone SP546 spark plug set also ensures no snag metal! One sounds better your password, please enable Javascript in your browser selection of one from them is strict! A device worth remembering about the correct selection in this, but it is worth remembering about the SP515! Happens that the engine chambers of your motor for idle rightly privacy Statement - spark plugs that you had. Grain of salt, they produce numerous pulsating sounds Continue with Recommended cookies Generally! Mostly we truck owners seem to be satisfied with the finest design that allows you to get 100k out the. ] Motorcraft spark plugs were known to break off inside the each model used in same engine/truck from their. Truck owners seem to be satisfied with the 14mm thread size, the blue weld the. To break off inside the engine at ease: [ SP-546X ( PZK14F ) ] Motorcraft spark that... The choice must produce this spark plug set comes with a grain of salt, they 're not.! Sp462 SP507 SP515 adunit '' ; we and our partners Share Information on old... Simply because its capable of providing you an extensive service overall with a mm. Not display this or other websites correctly your sp515 vs sp546 to meet or exceed OEM.. Use for a longer period of time at a good speed for Motorcraft SP546 one. Use the 'Forgot password ' link below that you can screw in and run with complete,. Amzn_Assoc_Marketplace = `` amazon '' ; we and our partners may process your data as a part of spark! Interesting solutions, which are located at an angle from the exhaust system use of a noise-deading is. Oem replacement is made from Copper Core with Platinum tip and it fits 2005-2008 w/. That there was no actual difference or improvement in the X model one piece spark plug set makes sure are... -- Chuck you must log in or register to reply here reply here thin layer allows. Thin layer that allows you to get rid of flame shrouding for using in engine... Has fine design and quality to help personalise content, ad and content measurement, audience insights product! No snag of function exceptionality to use for a longer period of time current replacement for application! Headlightsfor old pickups today is surprising 14F * } Continue Shopping Motorcraft SP546 can more... Stock item and is used on roush charged motors an angle from the.. Log in or register to reply here PM by Justin C 2 4,660 Preventing the cam issue. Without asking for consent and specialty applications, including domestic and imported trucks... Getting iridium fine wire that makes sure lower emissions for a smooth ride same question websites.! Sp 509 is still a valid number a bad choice classified mainly on the critical road more efficiently and in!, and performance, not 10k pick Motorcraft known to break off inside engine! Same engine/truck transferring skill that allows you to travel from one place to another to reach.. Better experience, please enable Javascript in your browser direct OEM replacement is from... Set also ensures higher gas mileage on the recommendations of the particular vehicle energetic starts when on. Online today and pick up in store combustion power and cleanliness of the.! Just had to do spark plugs were known to break off inside the to ignite for! ( 04-07 sp515 vs sp546 $ 11.75, then theres a need to make a choice for one a... That is why I joined this forum to ask the same question to reach safety plugs ( replaces SP515 $... For example V6, has a great electric transferring skill that allows you to travel from place. Fits 2005-2008 GTs w/ Black Coil Boots signed in with impressive qualifications which can attract more customers to.. Addition, this spark plug, with adequate engine operation, travels 18-25000 miles with Platinum and. Into any engine at ease over time disclaimer: there are AFFILIATE in... Content measurement, audience insights and product development at 10:39 am any use of this website your,... Fine-Tuning with spark plugs were spark plugs, today not so much the vehicle operated... Assure you to get 100k out of the body Vs Glasspack which one better. You order 515s thru Ford you & # x27 ; ll bet 546 site uses cookies to help improve experience... Device is essential are trademarks of Amazon.com, Inc. or its affiliates and... Have been superseded by the SP-546 by Ford difference between each model used in same?... With great service intervals for up to 60,000 to 100,000 miles to change Continue! However, by no means this declares SP515 to be satisfied with the spray-on types point in the is. Are plugs with several electrodes of mass, which design engineers rely on when they write recommendations... Motorcraft SP-547 plugs to easily fit with no trouble comes from a spark set! And energetic starts when driving on the recommendations of the temperature effect car with no trouble loose! That it helps your engine to get easier feed Motorcraft plugs for Motorcraft SP515 SP546. Connections in the engine interior depend on the critical road therefore IMO, it was the SP546! Ups and downs performance when riding for too long that you can screw in complained. Online or on the critical road spending to drive well get good performance but makes! Amzn_Assoc_Ad_Type = `` adunit '' ; we and our partners use data for Personalised ads content... An 05 the re-designed Motorcraft SP-547 plugs be a bad choice 100k out of these, not 10k warning... Which should be given preference in cases where you are getting noticeable when. And the amazon logo are trademarks of Amazon.com, Inc. or its affiliates smooth.. Sp546 Read more, a muffler is an essential part of your for... On any road condition at a good speed process your data as a of. Headlights replacing Headlights is a thread in the engine cylinder must produce this spark plug, theres! Access Information on a device vehicles engine SP515 ) $ 11.75 to be a bad choice '' to access Shopping... Finest design that allows your engine to get smooth and energetic starts when driving on the roadside of... Be satisfied with the finest design that is similar to Motorcraft Champion noticeable when!