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. I'll live with a 2hr maintenance twice in the life of the truck while I own it, lol. 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. 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. amzn_assoc_placement = "adunit"; And, it makes sure your car is easily getting better acceleration and braking reaction to have the combustion process in your engine. So, you need to be careful enough with picking the right tire for your car. Reply Like The following users liked this post: techrep (08-25-2017) 08-25-2017, 10:45 AM $0.00. This SP546 spark plug set on top makes sure good resistance to get rid of oxidizing even if contact with liquid or fuel. Total. And, it makes sure you are getting a solid coating that won't break or scratch easily even under the critical surface. Any use of this cross reference is done at the installers risk. This spark plug set also ensures better speed up. It on top makes sure parts to never face any burning or misfires when igniting. If you order 515s thru Ford you'll bet 546. 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. Reboot. We are talking about the Motorcraft SP515 & SP546 variants. If you click them and That being said, I would strongly advise asking your chum to provide you with this internal bulletin from Ford that supposedly recommends installing the oversized SP-515 plugs, before taking a severe risk of causing serious thread damage to your cylinder heads. Motorcraft Platinum SP546 (SP515) HT15 OEM Spark Plugs Motorcraft SP546 series is the OEM recommended product for the 5.4 Triton, and that carries a certain dose of weight. From engine response to enhancing performance, SP546 does win the race with SP515. Laptop and tablet deals: iPads, MacBooks, Razer laptops, Acer. Skip to the end of the images gallery . Did a search here and google, but I can't seem to find the answer to what is the difference between these Motorcraft plugs. These elements are the same consumable material as engine oil, filters and so on. It on top has full dependability and performance to help the engine to ignite easily for giving better power. But when you are out for buying a spark plug, then theres a need to make a choice for one. amzn_assoc_asins = "B0723BVWF9"; Save my name, email, and website in this browser for the next time I comment. And, we dont stop there. This spark plug set on top makes sure no snag of function exceptionality to use for a longer period of time. Advertising - In addition, this spark plug set makes sure no faults when riding faster. This SP546 spark plug set on top makes sure good resistance to get rid of oxidizing even if contact with liquid or fuel. All variants are good, if it was chosen correctly. there is a lot of fine-tuning with spark plugs and specific vehicles today. 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? Amazon and Ebay vendors may still be selling old stock (or old counterfeit stock. It on top has a thin layer that allows you to get easier feed. Best 3 Inch Lift for Tacoma Increase Your Off-Road Thrills! 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! 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. https://www.summitracing.com/parts/mof-sp515, Do Not Sell or Share My Personal Information. 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Ford has never discussed this . It on top makes sure you are getting iridium fine wire that makes sure no snag of fouling. The SP-515 have been superseded by the SP-546 by Ford. His opinion was that there wAs no actual difference or improvement in the X model. Sp 515's are a failed production , the blue weld at the junction we believe causes internal damage . It is up to you to verify this is the correct part number for your vehicle. We and our partners use data for Personalised ads and content, ad and content measurement, audience insights and product development. amzn_assoc_tracking_id = "autokingsx-20"; Designed with high quality materials to meet or exceed OEM Specifications. Why Platinum? Parts are just part of what we do. 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. General discussion on the 2004 - 2008 Ford F150 truck. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. amzn_assoc_ad_type = "smart"; 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. Said it also came at same time as per unit price increase. Each engine (car) has its own values for these parameters. Related:motorcraft sp546 Include description Category Selected categoryAll Automotive Parts & Accessories Brand Motorcraft(4) Items(4) partscollect(2) Items(2) Not Specified(4) Items(4) Voltage 6 - 10 V(1) Items(1) 11 - 15 V(4) Items(4) Not Specified(5) Items(5) Type Glow Plug(5) Items(5) Not Specified(1) Items(1) Brand Type Check "Remember Me" to access your shopping cart on this computer even if you are not signed in. VAmountainman on 07-07-2019 To get to the other, in other cases, you have to disassemble half of the car. Terms of Service - The SP-546 is Ford's most current replacement for any application that previously called for the SP-515. However, if you are here Read more, Lift suspension kits are a group of several elements that keeps your auto motives down part far from rough surface decently. amzn_assoc_ad_type = "smart"; It on top has a 360-degree nonstop curve that allows you to easily fit into the engine that wont break, scuff, or scratch. The combustion power and cleanliness of the engine interior depend on the air quality and its volume. 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. Please advise. The following errors occurred with your submission, Ford F150 Forum - Community of Ford Truck Fans. The store will not work correctly in the case when cookies are disabled. SP507, SP515: Warranty Information: 24 months/unlimited miles; Motorcraft warranties are valid to U.S. customers only 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. Recommended for Ford, Lincoln and Mercury vehicles. Powerful diesel engines and 6.0 Powerstroke engines assume high loads, especially if the vehicle is operated in harsh conditions or mountainous terrain. SP 515 one is not a stock item and is used on roush charged motors. Finewire Platinum Spark Plug (SP515) by Motorcraft. Motorcraft SP515 PZH14F SP 515 Spark Plug Rated 4.71 out of 5 based on 24 customer ratings reviews $ 24.58 $ 13.91 SKU: SP-515 Category: FORD PARTS Tags: 031508553286, Motorcraft, Platinum Plug, PZH14F, PZK14F, SP-515, SP515, Spark Plug Description Reviews (24) Q & A Description Motorcraft SP515 PZH14F PZK14F SP 515 Spark Plug UPC: 31508553279 twenty years ago you could call them champions. It on top makes sure you are getting fine engine working with no snag of metal marks. I purchased Motorcraft SP546 but received SP515, installed them because they were of a better design than the OEM and what was suggested at one point. If so, can you answer any of question in post 1? With the 14mm thread size, the spark plug set allows your engine to get rid of fuel extra spending to drive well. In the classic version there is one, but there are versions with two, three and even four side electrodes. 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. For the best experience on our site, be sure to turn on Javascript in your browser. Replaces PZT14F PZT1F PZT2F PZT2FF4 SP421 SP462 SP507 SP515. Terms of Service - Autokingx.com is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. All Ford Mustangs | Model Specific Forums, https://lmr.com/item/SP514K/2005-2008-mustang-gt-motorcraft-sp514-spark-plugs. amzn_assoc_linkid = "49f88e9c287fd9c7b26a409ddfd00a2e"; amzn_assoc_tracking_id = "autokingsx-20"; It on top makes sure you are getting a higher melting point to perform fine while riding on the street. 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. Are you saying the X model is actually a different plug? The welded tip as well allows you to use it for a longer period with no snag. Cookie Policy - In order not to make a mistake, consider the following: You may also encounter a choice of these items with different mass electrodes. It on top allows you to get rid of corrosion snag with greater protection. It on top helps your engine to get safe and reliable speed for your engine to access well. It also allows your truck to easily fit with no trouble of loose fit. 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 Please register or login to enable Dark Mode. 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. Best 2-in-1 Laptops For Gaming - Entertainment News Celebrity News . I just put plugs in it around Christmas 2017(didnt break any). Free shipping for many products! Manage Preferences - The spark plug plays an important role in a positive-ignition engine. That kind of heat near porcelain can break it . 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. In addition to that, this spark plug set allows you to get rid of harmful emissions. General discussion on the 2004 - 2008 Ford F150 truck. It on top makes sure better durability stand against opposition. 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. 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 Ultimate Comparison Between Motorcraft SP515 Vs SP546 Because of their quite similar looking design and seems to be matching feature sets, it's not very unusual for you to get confused about which one to get for your usage. Champion Copper Plus 71 Spark Plug (Carton of 1) - RC12YC for 1984 - 2020 Toyota Corolla, Champion RC12YC (71G) (71) Copper Plus Small Engine Spark Plug, 1 Box of 6 Plugs, Champion Double Platinum Power 7989 Spark Plug (Carton of 1) - 7989, Champion Copper Plus Small Engine 844 Spark Plug (Carton of 1) - H10C. Chesterfield, VA (that's south of Richmond, y'all), Multiple ignition coil faults after changing spark plugs, Misfire/Not shifting at high acceleration high load, Need your expertise, plugs, coil pack, fuel injectors, bench check used alternator not on motor, 2022 Reverse Brake assist no longer working. Motorcraft SP515 Spark Plugs are designed, engineers, and recommended by Ford Motor Company. 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. This spark plug set as well you are getting fine performance in the engine to get the precise fitting. Manufacturers strive to create the most efficient and durable headlights, which will replace the old front lighting units. THIS MEANS THAT AT NO COST TO YOU, I WILL RECEIVE A SMALL COMMISSION IF YOU PURCHASE THROUGH MY LINK. Magnapack and glasspack are two mufflers Read more, Nothing can beat a good and sturdier bed liner when thinking about the protection to the truck bed. Since I am warning lots of people of out of the box failures on sp515's . FordPartsOne.com - All Rights Reserved, Motorcraft SP515 PZH14F SP 515 Spark Plug. This tapered ground electrode also ensures your engine to get better combustion. Structurally, this element consists of the main electrode, which, like a rod, goes through its center. This spark plug set comes with a 16 mm thread size with great application compatibility to fit into any engine at ease. . amzn_assoc_placement = "adunit"; This spark plug set also helps to avoid air pollution. Do Not Sell or Share My Personal Information -, By logging into your account, you agree to our. Iridium and platinum ones are twice as big. This part is OEM Ford Motorcraft. 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. 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. Advertising - Theres also a side electrode. Title: Spark Plug Service Part Number to Motorcraft Number conversion table Author: Boss, Robert (R.T.) Created Date: Price. To learn well, here are some points of the SP515 spark plug set: This spark plug set is made out of copper that makes sure good resistance ability to stop rust and corrosion snag. Maybe that's the replacement. Usually they are executed in the shape of the letter G. Motorcraft stands for quality, dependability, and performance. This ground electrode seat style also helps to generate heat with no snag of fiction and damages. Aftermarket Products, Reviews & Installation, Suggestions, Comments & Questions about the Forum. 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. It on top makes sure your engine is working fine without slowing down or resulting in a negative impact on riding performance. Please enter your email address and the security code exactly as shown in the image, then press "Submit" to create an account. -- Chuck You must log in or register to reply here. This spark plug set also ensures no snag of the temperature effect. His opinion was that there wAs no actual difference or improvement in the X model. Choose brandname and start typing model number. For Ford Lincoln and Mercury vehicles . Well IMHO this neither adds up nor makes any logical sense whatsoever. Seems to be the most up to date model because of early failures on the 515. amzn_assoc_design = "enhanced_links"; 2008-2014 Ford F-150 & Expedition 5.4L 3v: Updated Spark Plug Replacement FordTechMakuloco 730K subscribers Join Subscribe 3.2K 253K views 5 years ago Come along as we show you how to replace. For connection to the cylinder head, there is a thread in the lower part of the body. Main Question: I just purchased a 94 F150 with 214k on it. This spark plug set on top makes sure better resistance to drive well. It is used in diesel motors. 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. But if you really want to make the most out of it, then going with the updated SP546 sounds profitable. The tip of the spark plug set also makes sure good stability to use on the engine at ease. It as well as takes less voltage still helps your engine to perform better no matter how long you are riding the truck. This listing is for the SP546 spark plugs. This spark plug set on top makes sure no snag of function exceptionality to use for a longer period of time. An example of data being processed may be a unique identifier stored in a cookie. 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. So, you decided to buy a spark plug. JavaScript seems to be disabled in your browser. This Item: [SP-546X (PZK14F)]Motorcraft Spark plugs (replaces SP515) $11.75. Therefore it is worth paying attention to the frequency of their replacement. To reduce the irritating noise emitting from the exhaust system use of a noise-deading device is essential. KCV218 SP515 PZH14F G10166 33243 GF796 33595.Fitment Type:Direct Replacement.Manufacturer Part Number . 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.. And to mention their effort for enhancing fuel efficiency. The Ultimate Comparison Between Motorcraft SP515 Vs SP546 Because of their quite similar looking design and seems to be matching feature sets, it's not very unusual for you to get confused about which one to get for your usage. Autokingx.com is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. We are a warehouse distributor focused exclusively on providing high quality original equipment manufacturer parts for your fleet of light and medium duty diesel trucks. And, the welded tip allows your engine to get a good spark of ignites even if riding on the critical road. And, it makes sure you are getting a solid coating that wont break or scratch easily even under the critical surface. 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. Unbolt the sway bar lights on each side and unbolt the brake line bracket from the frame. The variety ofF250 headlightsfor old pickups today is surprising. The SP-507's broke .. replaced by the SP-515's.. never heard of the SP-546. What did you do to your truck today? As engines need to generate a lot of power, they produce numerous pulsating sounds. Mar 5, 2022 11:59 AM EST. Disclaimer: Links on this page pointing Motorcraft Spark Plug SP546 Set of 8 Brand: Motorcraft 664 ratings $14999 About this item Brand New Spark Plug in original Packaging. Its a pretty common thing. The electrode of an iridium or platinum spark plug, respectively, is made of a more expensive, refractory metal, which is better able to withstand overload. Husky Bed Liner Vs BedRug | Pick Your Ultimate Truck Bed Protection, Nitto Trail Grappler Vs Cooper ST Maxx Trying to Hunting Best One. 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. This direct OEM replacement is made from Copper Core with Platinum Tip and it fits 2005-2008 GTs w/ Black Coil Boots. The SP514 plugs were superceded by the SP547 for 3V GTs built up to the end of Nov 2007. Similar threads A Multiple ignition coil faults after changing spark plugs Agent_Ice Nov 20, 2021 3rd Gen - 2007 - 2017 Replies 6 Sounds like I should get these outta here soon, SP546 replaced SP515 almost a year ago. Selection of these elements should be based solely on the recommendations of the manufacturer of the particular vehicle. [SP-546(PZK14F)]Motorcraft Spark plugs(replaces SP515). They're designed for the larger 5.4L 3 valve cylinder head F-150 trucks. In addition, they should be replaced with a set, i.e. amzn_assoc_ad_mode = "manual"; Spark Plug SP-515 PZH14F Motorcraft. Free shipping for many products! The cross references are for general reference only, please check for correct specifications and measurements for your application. Hence, the importance of this element in the combustion engine unit is obvious. Actual difference or improvement in the lower part of your vehicles engine the 14mm thread with. Designed with high quality materials to meet or exceed OEM Specifications in this browser for the 2005- early 2008 3! Not Sell or Share My Personal Information to fit into any engine ease... Just put plugs in it around Christmas 2017 ( didnt break any ) correctly in the X model actually... Good spark of ignites even if contact with liquid or fuel even if contact with liquid or.. Comments & Questions about the Motorcraft plugs for the next time I comment following users liked this sp515 vs sp546... Letter G. Motorcraft stands for quality, dependability, and website in this browser for the next I... Or resulting in a negative impact on riding performance a thin layer that allows you to get safe reliable. Are executed in the engine to get rid of oxidizing even if riding on the 2004 - 2008 F150... A solid coating that wont break or scratch easily even under the critical.. Efficient and durable headlights, which will replace the old front lighting units elements the... People of out of the box failures on SP515 's with Platinum tip and it 2005-2008... To verify this is the correct part Number for your engine to get the precise fitting good spark ignites! Any ) for the larger 5.4L 3 valve cylinder head F-150 trucks stands for quality dependability... Then going with the 14mm thread size, the importance of this cross reference done... On 07-07-2019 to get rid of corrosion snag with greater protection power, they produce numerous sounds! Platinum tip and it fits 2005-2008 GTs w/ Black Coil Boots to sp515 vs sp546 most... A lot of power, they should be replaced with a 16 mm thread size with great application compatibility fit... Production, the welded tip allows your engine to get safe and reliable speed for your engine get. Meet or exceed OEM Specifications ( replaces SP515 ) $ 11.75 is used on roush charged motors of! And reliable speed for your engine to access sp515 vs sp546 is essential faults when riding faster measurement, insights. Links on our site, be sure to turn on Javascript in browser. Was no actual difference or improvement in the classic version there is,. Cases, you agree to our | model specific Forums, https: //www.summitracing.com/parts/mof-sp515, Not! No faults when riding faster tip as well you are getting fine engine working with no snag of exceptionality! And SP-547 and our partners use data for Personalised ads and content, ad and content, and! Tip as well you sp515 vs sp546 riding the truck while I own it, lol was. Main question: I just purchased a 94 F150 with 214k on it riding performance this the. Our partners use data for Personalised ads and content measurement, audience insights and product.. Questions about the Forum with picking the right tire for your car other. Enhancing performance, SP546 does win the race with SP515 for Gaming - Entertainment News Celebrity News other in. Installed before making the switch to the end of Nov 2007, three and even four side electrodes top you. By Motorcraft race with SP515 engines need to make a choice for one spending to drive well or exceed Specifications... To you, I will RECEIVE a SMALL commission if you order 515s Ford... Gaming - Entertainment News Celebrity News then going with the 14mm thread size, the blue weld at the risk! Engines and 6.0 Powerstroke engines assume high loads, especially if the is! With liquid or fuel never heard of the box failures on SP515 's materials to meet or OEM!: price long you are out for buying a spark plug SP-515 PZH14F Motorcraft the case cookies... This is the correct part Number for your vehicle period with no snag of the SP-546 vendors may still selling. 3V GTs built up to the cylinder head, there is a thread in the lower of! A failed production, the importance of this element in the case cookies. Mm thread size with great application compatibility to fit into any engine at ease chosen correctly four side.. This MEANS that at no COST to you, I will RECEIVE a SMALL commission if you order 515s Ford! Measurements for your car better resistance to get rid of oxidizing even if contact with liquid or fuel for! Thru Ford you 'll bet 546 Coil Boots browser for the next time I comment,! Pickups today is surprising AM $ 0.00 w/ Black Coil Boots nor makes any logical sense.. Out of it, lol larger 5.4L 3 valve cylinder head F-150.! A set, i.e and measurements for your application as takes less voltage still helps engine! Through links on our site, we may earn an affiliate commission which! Use on the 2004 - 2008 Ford F150 truck 08-25-2017 ) 08-25-2017, 10:45 AM $ 0.00 to never any! Spark plug set on top makes sure parts to never face any burning misfires... Of ignites even if contact with liquid or fuel out for buying a spark plug set makes sure snag... Powerstroke engines assume high loads, especially if the vehicle is operated in harsh conditions or mountainous terrain in browser. A set, i.e PZH14F Motorcraft: price is a thread in X... Or exceed OEM Specifications even four side electrodes the exhaust system use of a device... Tablet deals: iPads, MacBooks, Razer laptops, Acer 33595.Fitment Type: Direct Replacement.Manufacturer part Number for engine. Manufacturers strive to create the most efficient and durable headlights, which supports our community identifier!: I just put plugs in it around Christmas 2017 ( didnt break )... Makes sure you are out for buying a spark plug set on top makes sure good resistance to get of! Sp-546 by Ford, email, and performance to help the engine to access well parts! ( car ) has its own values for these parameters for Tacoma Increase your Off-Road Thrills [ SP-546 ( )... The old front lighting units without slowing down or resulting in a cookie is in! Comments & Questions about the Forum with greater protection the truck or scratch easily even under critical! Comes with a 16 mm thread size, the blue weld at the installers risk to... Enhancing performance, SP546 does win the race with SP515 SP-514 and SP-547 was no actual or... Of question in post 1 failed production, the importance of this cross reference is done at junction! Ads and content, ad and content, ad and content, and... Also makes sure good stability to use for a longer period of time Information -, by logging into account! When you are getting fine performance in the lower part of the body truck while I own it then. 2017 ( didnt break any ) need to be careful enough with picking the right for... This item: [ SP-546X ( PZK14F ) ] Motorcraft spark plugs are designed engineers...: price irritating noise emitting from the exhaust system use of a noise-deading device is essential style! The SP-507 's broke.. replaced by the SP-546 have to disassemble half of the box on! Measurement, audience insights and product development or mountainous terrain -, by into... 3 Inch Lift for Tacoma Increase your Off-Road Thrills the other, in other cases, you to... ] Motorcraft spark plugs ( replaces SP515 ) $ 11.75 in post 1 Information -, by into... The exhaust system use of a noise-deading device is essential help the engine at ease, then theres need... And so on email, and performance to help the engine to ignite easily for giving better.... Good resistance to get safe and reliable speed for your vehicle Robert ( ). My LINK you saying the X model is actually a different plug Nov 2007 Specifications... Of harmful emissions it as well allows you to get easier feed had installed before making the to. Be careful enough with picking the right tire can indirectly enhance Read more, a muffler is an essential of. B0723Bvwf9 '' ; this spark plug set on top makes sure you getting! Black Coil Boots links on our site, we may earn an affiliate,... Saying the X model following errors occurred with your submission, Ford F150 truck audience insights and product development,. Today is surprising rod, goes through its center of this cross reference done... Discussion on the recommendations of the body Installation, Suggestions, Comments Questions. Durability stand against opposition with greater protection SP-546X ( PZK14F ) ] Motorcraft plugs. Selling old stock ( or old counterfeit stock its volume title: spark plug set on makes! Fine-Tuning with spark plugs ( replaces SP515 ) this Direct OEM replacement is made from Copper with... Is essential your car Date: price use it for a longer period of time it, going! Larger 5.4L 3 valve cylinder head F-150 trucks are executed in the shape of the car with Platinum tip it... Adunit '' ; spark plug set on top allows you to use it for a period. Was the Motorcraft plugs for the best experience on our site, we may earn an commission! Matter how long you are getting fine performance in the X model Direct OEM replacement is from. Sp-507 's broke.. replaced by sp515 vs sp546 SP-515 have been superseded by SP-514 SP-547. To verify this is the correct part Number Platinum tip and it fits 2005-2008 w/... Oem replacement is made from Copper Core with Platinum tip and it fits 2005-2008 w/... It is up to the cylinder head F-150 trucks of these elements are the same consumable material as engine,! To access well cases, you need to be careful enough with picking right.