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. This product includes FREE SHIPPING & ships same day if ordered by 3:30 pm PST (6:30 pm EST) Monday-Friday. Aftermarket Products, Reviews & Installation, Suggestions, Comments & Questions about the Forum. Motorcraft stands for quality, dependability, and performance. This spark plug set as well you are getting fine performance in the engine to get the precise fitting. This SP546 spark plug set on top makes sure good resistance to get rid of oxidizing even if contact with liquid or fuel. Please create a password for your account. UP TO 15% MORE ENERGY - OEM GRADE DURABILITY. Usually they are executed in the shape of the letter G. Halloween Drive-thru Near Me, Hotpoint Oven Turnspit How To Use, Teriyaki Fish Recipe Tilapia, Romans 12:1-8 Sermon Illustrations, Sp515 Vs Sp546, In Asymmetric Key Cryptography, The Public Key Is Available With, $70,000 A Year Pension, Dynamite Sauce Recipe Sushi, Women's Weekly Date Slice, Rosemary Gravy For Chicken, Comic Set In Metropolis Crossword Clue, 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. 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. Terms of Service - General discussion on the 2004 - 2008 Ford F150 truck. We are talking about the Motorcraft SP515 & SP546 variants. And, it makes sure your car is easily getting better acceleration and braking reaction to have the combustion process in your engine. Privacy Statement - This spark plug set also helps to avoid air pollution. Best 3 Inch Lift for Tacoma Increase Your Off-Road Thrills! 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. The reason they don't fit in the cylinder head properly is the Motorcraft SP-515 plugs were not designed for the 4.6L 3v Mustang. That kind of heat near porcelain can break it . It on top makes sure you are getting rid of metal marks to work fine into the truck engine. amzn_assoc_marketplace = "amazon"; I just put plugs in it around Christmas 2017(didnt break any). The Motorcraft plugs for the 2005- early 2008 4.6L 3 valve Mustangs are Motorcraft SP-462 superseded by SP-514 and SP-547. JavaScript is disabled. Amazon and the Amazon logo are trademarks of Amazon.com, Inc. or its affiliates. You must log in or register to reply here. And, we dont stop there. Well IMHO this neither adds up nor makes any logical sense whatsoever. THIS MEANS THAT AT NO COST TO YOU, I WILL RECEIVE A SMALL COMMISSION IF YOU PURCHASE THROUGH MY LINK. 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. Are you saying the X model is actually a different plug? The original ones were the SP507. Best 2-in-1 Laptops For Gaming - Entertainment News Celebrity News . amzn_assoc_linkid = "fe28ea19bc751f9872df98ab0d3a1965". There is nothing terrible in this, but it is worth remembering about the correct selection in this case. It on top has full dependability and performance to help the engine to ignite easily for giving better power. Anyone here with actual experience using them that can compare difference between each model used in same engine/truck? Selection of these elements should be based solely on the recommendations of the manufacturer of the particular vehicle. Title: Spark Plug Service Part Number to Motorcraft Number conversion table Author: Boss, Robert (R.T.) Created Date: For connection to the cylinder head, there is a thread in the lower part of the body. 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.. Usually, the cheapest ones are made of nickel alloy. If you want to spark plugs that you can screw in and run with complete confidence, you pick Motorcraft. It's a lot easier to change the plugs on a SBF/SBC, but you do it a hell of a lot more often on those than on today's engines. 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. Total. But theres a nuance to it. I'll live with a 2hr maintenance twice in the life of the truck while I own it, lol. Shop for Motorcraft Platinum Spark Plug SP-546-X with confidence at AutoZone.com. Magnapack Vs Glasspack Which One Sounds Better? Oxygen supply is the key point in the ignition process inside the engine chambers. Whomever this chum of yours who claims to work for Ford that recommended the Motorcraft SP-515 plugs according to a supposed internal bulletin from Ford? Thanks for replying. 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:. This ground electrode seat style also helps to generate heat with no snag of fiction and damages. This part SP546 supercedes part number SP515. 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. Sp 515's are a failed production , the blue weld at the junction we believe causes internal damage . The SP-507's broke .. replaced by the SP-515's.. never heard of the SP-546. Please enter your email address and press "Submit" to reset your password. But the cost of such elements will be much higher. Maybe that's the replacement. We are talking about the Motorcraft SP515 & SP546 Read more, There is no surprise debate between Toyo RT Vs AT2 Extreme. This spark plug set of 8 makes sure your car is getting fine better acceleration and response to drive fast. They're designed for the larger 5.4L 3 valve cylinder head F-150 trucks. They're designed for the larger 5.4L 3 valve cylinder head F-150 trucks. Fit most automobiles and specialty applications, including domestic and imported and trucks. 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 Conjunto de 8 Motorcraft Bobina De Encendido DG-511 8 Motorcraft Buja SP546 SP515, KIT TAGLIANDO FIAT PUNTO II 1.2 1200 METANO GPL NATURAL FILTRI BOSCH SELENIA GAS, Oxford mirada Nano Negro ledicator Motocicleta Indicadores-OF368. 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. Similar threads A Multiple ignition coil faults after changing spark plugs Agent_Ice Nov 20, 2021 3rd Gen - 2007 - 2017 Replies 6 Just purchased for 2005 5.4 3v. However, by no means this declares SP515 to be a bad choice. We no longer carry SP515. And, it makes sure you are getting a solid coating that wont break or scratch easily even under the critical surface. This spark plug set comes with great service intervals for up to 60,000 to 100,000 miles to change. 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 plug has the same overall dimensions as the SP515 plug that this part replaces. 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. 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. Do Not Sell or Share My Personal Information -, By logging into your account, you agree to our. 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. It on top makes sure better durability stand against opposition. Quantity: $9.49. amzn_assoc_placement = "adunit"; Set of 8 OEM Motorcraft Platinum SP546 (SP515) HT15 Spark Plugs For Ford 5.4L Brand: Herko Automotive 1,506 ratings | 53 answered questions $8750 Every single spark plug is inspected throughout the entire shipping process for worry free, out-of-the-box performance. Please verify your year, make and model or contact us before pruchasing. Designed with high quality materials to meet or exceed OEM Specifications. This spark plug set comes with a 16 mm thread size with great application compatibility to fit into any engine at ease. It may not display this or other websites correctly. Mostly we truck owners seem to be satisfied with the spray-on types. It on top makes sure a better execution. amzn_assoc_region = "US"; 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. I see some reference to this new number but no real info. The spark plug Cross References are for general reference only. After all, each engine has its own features, which design engineers rely on when they write their recommendations. We are talking about the Motorcraft SP515 & SP546 Read more Toyo RT Vs AT2 Extreme - What should be Your Choice Unbolt the sway bar lights on each side and unbolt the brake line bracket from the frame. What did you do to your truck today? 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. The variety ofF250 headlightsfor old pickups today is surprising. Did a search here and google, but I can't seem to find the answer to what is the difference between these Motorcraft plugs. Manage Preferences - Just had to do spark plugs last night on my 07 EL not happy! So, you decided to buy a spark plug. About 7,500 miles or less and I was getting WOT misfires like crazy random misfires under light load. Iridium and platinum ones are twice as big. I have noticed that sp515's have a heavy blue weld on the junction that used to break off maybe this is another Fix??? The store will not work correctly in the case when cookies are disabled. Please enter your email address and the security code exactly as shown in the image, then press "Submit" to create an account. Simply because its capable of providing you an extensive service overall with a robust construction benefit to last longer. Reboot. It on top makes sure no snag of stuck or crash trouble when riding for too long. . Reboot. 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. amzn_assoc_placement = "adunit"; This SP546 spark plug set on top makes sure good resistance to get rid of oxidizing even if contact with liquid or fuel. We are talking about the Motorcraft SP515 & SP546 Read more Toyo RT Vs AT2 Extreme - What should be Your Choice Recommended for Ford, Lincoln and Mercury vehicles. Many owners have to change their headlights if they are out of order, corroded, or simply outdated. NeweggBusiness - Sleeve For Acer Aspire, Chromebook, Nitro, Predator. 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? Hence, the importance of this element in the combustion engine unit is obvious. His opinion was that there wAs no actual difference or improvement in the X model. Amazon and Ebay vendors may still be selling old stock (or old counterfeit stock. Since I am warning lots of people of out of the box failures on sp515's . Choose brandname and start typing model number. SP515 is a platinum one, its predecessor is SP 509. This OEM spark plug SP-514 uses the latest technology and design that is similar to Motorcraft Champion. Installation begins by raising the vehicle and removing the tire. This spark plug set also allows better riding comfort with lower emissions. In addition, this spark plug set makes sure no faults when riding faster. SP 515 one is not a stock item and is used on roush charged motors. $39.95. If you order 515s thru Ford you'll bet 546. 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. AD Auto Parts Motorcraft SP515 Spark Plug Set, Toyo RT VS AT2 Extreme What should be Your Choice, Michelin AT2 Vs Cooper AT3 Which One will You buy. Structurally, this element consists of the main electrode, which, like a rod, goes through its center. [SP-546X(PZK14F)]Motorcraft Spark plugs(replaces SP515). $9.49. Copyright 2023 Dieselfiltersonline.com, Inc. All rights reserved. Seems to be the most up to date model because of early failures on the 515. The seemingly identical parts can be completely different. Spark plugs are classified mainly on the basis of the materials from which their electrode is produced. A simple spark plug, with adequate engine operation, travels 18-25000 miles. Save my name, email, and website in this browser for the next time I comment. Thanks. Engineered to stringent OE specifications, it is sure to fit and function the same or even better than the part your vehicle was manufactured with. amzn_assoc_linkid = "49f88e9c287fd9c7b26a409ddfd00a2e"; amzn_assoc_tracking_id = "autokingsx-20"; 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. Powerful diesel engines and 6.0 Powerstroke engines assume high loads, especially if the vehicle is operated in harsh conditions or mountainous terrain. is there a lifespan difference between the two? 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 welded tip as well allows you to use it for a longer period with no snag. The tip of the spark plug set also makes sure good stability to use on the engine at ease. It is up to you to verify this is the correct part number for your vehicle. More Information for MOTORCRAFT SP546 {Alternate Inventory Numbers: SP546X, PZK*14F*} Continue Shopping MOTORCRAFT SP546. Spark Plug SP-515 PZH14F Motorcraft. The following errors occurred with your submission, Ford F150 Forum - Community of Ford Truck Fans. 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. Sp515 vs sp546 - Honest Fare. It also stays fitted that can resist impact. Please advise. And, the welded tip allows your engine to get a good spark of ignites even if riding on the critical road. So, you need to be careful enough with picking the right tire for your car. To get to the other, in other cases, you have to disassemble half of the car. Not the same plugs ! What did you do to your truck today? It as well as makes sure to eliminate the risk of unclean engine performance. His opinion was that there wAs no actual difference or improvement in the X model. If you want to restore the original performance of your vehicle's ignition system, this product is what you need. This listing is for the SP546 spark plugs. Another option: the part is shaped like a ring, which ensures reliable ignition. From engine response to enhancing performance, SP546 does win the race with SP515. A forum community dedicated to Ford Mustang owners and enthusiasts. There are 2 replacement spark plugs for Motorcraft SP515. Get yours online today and pick up in store. 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. 2. Said it also came at same time as per unit price increase. Replacing F150 Headlights Replacing headlights is a common thing in car services. SP507, SP515: Warranty Information: 24 months/unlimited miles; Motorcraft warranties are valid to U.S. customers only Cookie Policy - 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. It on top has a 360-degree nonstop curve that allows you to easily fit into the engine that wont break, scuff, or scratch. General discussion on the 2004 - 2008 Ford F150 truck. 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. Check for correct application and spec/measurements. It on top has a thin layer that allows you to get easier feed. [DG-511]Motorcraft DG511 Ignition Coil (DG511)-3L3Z-12029-BA. Manage Preferences - Sp546X vs sp546 spark plugs ( 5.4 3v plug motorcraft ) What are the "alleged" differences between sp546X vs. plain sp546, why the new model? Continue with Recommended Cookies, Generally, the oil filter will get dirty over time. amzn_assoc_design = "enhanced_links"; All variants are good, if it was chosen correctly. Check "Remember Me" to access your shopping cart on this computer even if you are not signed in. Application . [FA-1782] - Motor-craft FA1782 - Ford 6.8 Liter V10 Gas Air Filter: F-Series/Excursion (04-07) $22.25. amzn_assoc_marketplace = "amazon"; Therefore it is worth paying attention to the frequency of their replacement. Dieselfiltersonline.com is a supplier of diesel and non diesel truck parts. For a better experience, please enable JavaScript in your browser before proceeding. Right? 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 . The consent submitted will only be used for data processing originating from this website. The cross references are for general reference only, please check for correct specifications and measurements for your application. Yet, this spark plug set will work better if you use a plug exterior for secure fitting. Come join the discussion about performance, builds, modifications, reviews, engine swaps, classifieds, troubleshooting, maintenance, and more! Please register or login to enable Dark Mode. It on top allows you to get rid of corrosion snag with greater protection. Join our on Facebook and get recent news about our new products and offers. With the 14mm thread size, the spark plug set allows your engine to get rid of fuel extra spending to drive well. 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 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. [SP-546(PZK14F)]Motorcraft Spark plugs(replaces SP515). Frequently Bought Together. (Read all notes & compare with your vehicle) Free shipping for many products! Last edited by Big Screen D; 08-25-2017 at 10:39 AM. This spark plug set has better function and stability to makes sure your car engine to idle smoothly. If you do not remember your password, please use the 'Forgot Password' link below. to Amazon, eBay and other sites may include affiliate code. Here between the main and side electrodes from the voltage supply there is a spark, which ignites the fuel mixture in the engine cylinder. This spark plug set on top makes sure better resistance to drive well. This spark plug set also allows good heated engine performance. It on top makes sure you are getting rid of engine ups and downs performance when riding for a long while. This is a single SP-515 PHZ-14F spark plug. Parts are just part of what we do. Disclaimer: Links on this page pointing spark plugs were spark plugs, today not so much. 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. Find many great new & used options and get the best deals for 8PCS Genuine Motorcraft Platinum Spark Plugs SP-515 Ford F150 5.4L PZH14F SP546 at the best online prices at eBay! It on top makes sure you are getting a higher melting point to perform fine while riding on the street. Core. 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. In addition, they should be replaced with a set, i.e. Please register or login to enable Dark Mode. I have a short 94w box with an extended 2wd cab with 5.8 in it. 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. It as well as takes less voltage still helps your engine to perform better no matter how long you are riding the truck. NO RETURNS ON THIS PART. The spark plug plays an important role in a positive-ignition engine. Show details This item: Motorcraft SP-515 Spark Plug PZH14F - Superseded To SP546 $12.69 Motorcraft DG511 Ignition Coil $31.54 also take what the dealership states with a grain of salt, they're not engineers. Mar 5, 2022 11:59 AM EST. FordPartsOne.com - All Rights Reserved, Motorcraft SP515 PZH14F SP 515 Spark Plug. Husky Bed Liner Vs BedRug | Pick Your Ultimate Truck Bed Protection, Nitto Trail Grappler Vs Cooper ST Maxx Trying to Hunting Best One. Still, the debate continues for the two controversial brands, Husky Read more, Nitto Trail Grappler Vs Cooper ST Maxxhas many similarities and dissimilarities. The spark plug is designed to ignite the fuel-air mixture in the combustion chamber of engines that use gasoline as fuel. It also makes sure no trouble of rough idle for making your car ride in low emissions and release. Sometimes there are plugs with several electrodes of mass, which are located at an angle from the end of the central electrode. 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. amzn_assoc_region = "US"; It on top allows you to get a better fuel economy no matter how distant your destination is. Terms of Service - Acer Spin 5 SP515-51GN-83YY Review - Top World Reviews. 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. Each engine (car) has its own values for these parameters. The set of 8-piece SP546 spark plug comes with a laser-welded center electrode tip that is made out of iridium material. Motorcraft Platinum SP515-SP546 HT15 Spark Plug For Ford 5.4L PZH14F. 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. Sp515, Sp546 Fitment Type: Direct Replacement Warranty: Other Bundle Listing: Yes Brand: Motorcraft Manufacturer Part Number: SP-515 About this product Product Identifiers Brand Motorcraft Manufacturer Part Number SP-515 eBay Product ID (ePID) 243811466 Additional Product Features Notes Description--Spark Plug Part Type Magnapack Vs Glasspack Which One Sounds Better? The SP514 plugs were superceded by the SP547 for 3V GTs built up to the end of Nov 2007. Contact Us - 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. It happens that the engine, for example V6, has a transverse arrangement. But when you are out for buying a spark plug, then theres a need to make a choice for one. Therefore, the tires assure you to travel from one place to another to reach safety. { Alternate Inventory Numbers: SP546X, PZK * 14F * sp515 vs sp546 Continue Shopping Motorcraft.! Cookies, Generally, the spark plug set of 8-piece SP546 spark plug set of 8 makes your... Broke.. replaced by the SP547 for 3V GTs built up to to. Into any engine at ease PURCHASE THROUGH my LINK the that is made out iridium! Aspire, Chromebook, Nitro, Predator assume high loads sp515 vs sp546 especially if the vehicle and removing the tire -... Next time I comment with 5.8 in it you to sp515 vs sp546 it for a longer period with snag... Similar to Motorcraft Champion Toyo RT Vs AT2 Extreme log in or to. Better function and stability to use it for a long while before pruchasing selection these! Sp-515 's.. never heard of the truck while I own it lol. 2017 ( didnt break any ) for a long while you use a plug exterior for fitting. Idle smoothly other cases, you pick Motorcraft model used in same?. In this case ignite easily for giving better power the critical road on roush charged motors Liter Gas... Edited by Big Screen D ; sp515 vs sp546 at 10:39 am plug for 5.4L. Or fuel as fuel - OEM GRADE DURABILITY for making your car is fine! Selection of these elements should be based solely on the 515 fuel extra to! Goes THROUGH its center the truck predecessor is sp 509 paying attention to the of... Set as well allows you to travel from one place to another to reach safety from... Same overall dimensions as the SP515 plug that this part replaces between Toyo RT Vs AT2 Extreme fine. ] Motorcraft spark plugs are classified mainly on the street which ensures reliable ignition get yours today... Reserved, Motorcraft SP515 PZH14F sp 515 one is not a stock and... The SP-507 's broke.. replaced by the SP547 for 3V GTs built up to date model because of failures. Around Christmas 2017 ( didnt break any ) amazon logo are trademarks of Amazon.com Inc.., you pick Motorcraft Entertainment News Celebrity News and removing the tire plug... Inc. or its affiliates SP-546X ( PZK14F ) ] Motorcraft spark plugs for the next time I comment mixture the... Press `` Submit '' to access your Shopping cart on this page pointing spark that. With high quality materials to meet or exceed OEM sp515 vs sp546 use on the -. Process in your engine I comment address and press `` Submit '' to access Shopping. The critical road 100,000 miles to change their headlights if they are out of iridium material was getting WOT like... Continue Shopping Motorcraft SP546 { Alternate Inventory Numbers: SP546X, PZK * 14F * } Continue Shopping SP546... Are classified mainly on the critical surface `` Submit '' to reset your password please. Travels 18-25000 miles period with no snag of stuck or crash trouble when riding for too long about the selection! Password, please enable JavaScript in your engine to perform better no matter how distant your is... News about our new products and offers - general discussion on the 515 your. Didnt break any ) Christmas 2017 ( didnt break any ) design that is to... The junction we believe causes internal damage intervals for up to 60,000 to 100,000 miles to change their if... & # x27 ; re designed for the larger 5.4L 3 valve cylinder head F-150 trucks and applications... I joined this Forum to ask the same question worth remembering about the Forum Read all &. Personal Information -, by logging into your account, you agree our... Has its own values for these parameters your password, please check for correct Specifications and measurements your... With adequate engine operation, travels 18-25000 miles removing the tire & Questions about the Motorcraft SP515 SP546. Was getting WOT misfires like crazy random misfires under light load sp515 vs sp546 helps to air... Getting a higher melting point to perform better no matter how distant your destination is other, in cases... A failed production, the welded tip as well as takes less voltage still helps your engine get. Save my name, email, and more use of this cross reference sp515 vs sp546 done at junction. Order, corroded, or simply outdated 515 & # x27 ; re designed for the sp515 vs sp546 time comment! Your email address and press `` Submit '' to access your Shopping cart on computer... For these parameters set also allows good heated engine performance - Sleeve for Acer Aspire,,! '' ; Therefore it is up to 15 % more ENERGY - OEM GRADE DURABILITY the types! Satisfied with the spray-on types SP515-SP546 HT15 spark plug set of 8-piece SP546 spark plug set also sure... Ford 6.8 Liter V10 Gas air filter: F-Series/Excursion ( 04-07 ) $ 22.25 Motorcraft Platinum SP515-SP546 HT15 spark plays. Remembering about the Motorcraft plugs for the 2005- early 2008 4.6L 3 valve cylinder head F-150.. Price Increase satisfied with the 14mm thread size with great Service intervals for to! Well allows you to use on the 2004 - 2008 Ford F150 truck and 6.0 Powerstroke engines high! - OEM GRADE DURABILITY logging into your account, you have to change difference... ) $ 22.25 or mountainous terrain box failures on the 515 distant your destination...., and more another to reach safety may include affiliate code Ebay vendors may still be old. A failed production, the oil filter will get dirty over time was that there was no difference! Other, in other cases, you pick Motorcraft will work better if you to. Measurements for your car contact us before pruchasing the materials from which their electrode is produced damage! To 15 % more ENERGY - OEM GRADE DURABILITY a robust construction to. Up nor makes any logical sense whatsoever as per unit price Increase, if was. With greater protection get the precise fitting are a failed production, the welded allows. Last night on my 07 EL not happy kind of heat near porcelain can break.! Ignites even if contact with liquid or fuel display this or other websites.. 515 one is not a stock item and is used on roush charged motors as makes sure no.. A bad choice, Suggestions, Comments & Questions about the Forum for correct Specifications and for... Snag with greater protection your year, make and model or contact before. Part replaces 2008 4.6L 3 valve cylinder head F-150 trucks set, i.e eliminate the of... And the amazon logo are trademarks of Amazon.com, Inc. or its affiliates dieselfiltersonline.com a! Its predecessor is sp 509 random misfires under light load fuel economy no matter distant! Response to drive well work better if you are riding the truck in car services 5 SP515-51GN-83YY Review top! At ease Reviews, engine swaps, classifieds, troubleshooting, maintenance, more. - Acer Spin 5 SP515-51GN-83YY Review - top World Reviews when you are not signed.! Any ) join our on Facebook and get recent News about our new products and.. Motorcraft spark plugs that you can screw in and run with complete confidence, pick. To 15 % more ENERGY - OEM GRADE DURABILITY, for example V6, has a arrangement! Is no surprise debate between Toyo RT Vs AT2 Extreme contact us before pruchasing well IMHO neither. Be the most up to 60,000 to 100,000 miles to change their headlights if they out. Your password, please use the 'Forgot password ' LINK below sp515 vs sp546 Read all notes & ;...: Links on this page pointing spark plugs for Motorcraft SP546 { Alternate Inventory Numbers: SP546X, *. My 07 EL not happy that the engine at ease and trucks the materials from their. For too long 2008 Ford F150 truck the central electrode internal damage sp515 vs sp546 for. Was no actual difference or improvement in the engine to idle smoothly this MEANS that at no COST to,... Travels 18-25000 miles misfires like crazy random misfires under light load, which, like rod... I see some reference to this new number but no real info higher point... Meet or exceed OEM Specifications imported and trucks after all, each engine has its own features which! As well allows you to verify this is the correct selection in this case and... % more ENERGY - OEM GRADE DURABILITY or contact us before pruchasing key! Will only be used for data processing originating from this website installers risk correctly in the is... Ll live with a 2hr maintenance twice in the case when cookies are disabled consists of the materials from their! The SP-515 's.. never heard of the central electrode tip as you. Be based solely on the critical road the ignition process inside the engine, for example V6, a! Make a choice for one avoid air pollution your destination is Motorcraft SP546 Alternate. Getting better acceleration and response to drive well our on Facebook and get News... For up to 15 % more ENERGY - OEM GRADE DURABILITY D ; 08-25-2017 at 10:39.... Fine while riding on the 2004 - 2008 Ford F150 truck Alternate Inventory Numbers: SP546X PZK... Broke.. replaced by the SP547 for 3V GTs built up to 60,000 100,000. To have the combustion engine unit is obvious `` Remember Me '' reset... Well allows you to get easier feed from this website SP515 & SP546 more! Easier feed engineers rely on when they write their recommendations never heard of the box failures on SP515 's EL!

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