They're designed for the larger 5.4L 3 valve cylinder head F-150 trucks. 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. [SP-546(PZK14F)]Motorcraft Spark plugs(replaces SP515). twenty years ago you could call them champions. And, it makes sure your car is easily getting better acceleration and braking reaction to have the combustion process in your engine. Come join the discussion about performance, builds, modifications, reviews, engine swaps, classifieds, troubleshooting, maintenance, and more! What did you do to your truck today? In the classic version there is one, but there are versions with two, three and even four side electrodes. 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. This time I demanded the SP546 this truck has never ran this strong and smooth since I bought it! 2. amzn_assoc_region = "US"; amzn_assoc_placement = "adunit"; For a better experience, please enable JavaScript in your browser before proceeding. 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. Reply Like The following users liked this post: techrep (08-25-2017) 08-25-2017, 10:45 AM Privacy Statement - In addition, this spark plug set makes sure no faults when riding faster. Parts are just part of what we do. It on top makes sure you are getting fine engine working with no snag of metal marks. Please enter your email address and the security code exactly as shown in the image, then press "Submit" to create an account. More Information for MOTORCRAFT SP546 {Alternate Inventory Numbers: SP546X, PZK*14F*} Continue Shopping MOTORCRAFT SP546. Superseded to: SP-546 PZK14F. Created by Ballisticparts.com, Chevy Truck Losing Power When Accelerating, How to Replace Blend Door Actuator Dodge Caravan, Best Cold Air Intakes for 7.3 Powerstroke, All Season Engine Oils: Best Oils For 6.7 Powerstroke Diesel, Daystar Leveling Kit Install on a Ford F150, Complete Sets of Best Coil Springs for Jeep TJ, Best 5W-30 Oil for Cars and Trucks in 2020, Tips for an Organized and Stress-Free Long Distance Moving, How Much Does It Cost To Replace Lifters In A Truck, How to Install Lower Ball Joint Without Press. The easiest way is to give the store manager information about your car or the removed item he will select the original or the most suitable analogue. If you click them and To view the purposes they believe they have legitimate interest for, or to object to this data processing use the vendor list link below. This spark plug set also ensures higher gas mileage on the roadside. 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. 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. It on top makes sure you get rid of flame shrouding for using in truck engine with no trouble. 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). Not the same plugs ! 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. It on top allows you to get a better fuel economy no matter how distant your destination is. They're designed for the larger 5.4L 3 valve cylinder head F-150 trucks. Advertising - 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. Title: Spark Plug Service Part Number to Motorcraft Number conversion table Author: Boss, Robert (R.T.) Created Date: Manage Settings Quantity: $9.49. 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 What did you do to your truck today? 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. There are 2 replacement spark plugs for Motorcraft SP515. Powerful diesel engines and 6.0 Powerstroke engines assume high loads, especially if the vehicle is operated in harsh conditions or mountainous terrain. If you do not remember your password, please use the 'Forgot Password' link below. amzn_assoc_marketplace = "amazon"; SP507, SP515: Warranty Information: 24 months/unlimited miles; Motorcraft warranties are valid to U.S. customers only Price. It ignites a mixture of air and fuel that comes from a spark. It on top makes sure you are getting a higher melting point to perform fine while riding on the street. This spark plug set as well as makes sure you are strong casting for getting flexibility and durability. amzn_assoc_marketplace = "amazon"; This spark plug set on top makes sure better resistance to drive well. In addition to that, this spark plug set allows you to get rid of harmful emissions. If so, can you answer any of question in post 1? THIS MEANS THAT AT NO COST TO YOU, I WILL RECEIVE A SMALL COMMISSION IF YOU PURCHASE THROUGH MY LINK. 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.. 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! (Read all notes & compare with your vehicle) It on top has a thin layer that allows you to get easier feed. Thanks. Why Platinum? 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. 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 Get yours online today and pick up in store. amzn_assoc_ad_mode = "manual"; Installation begins by raising the vehicle and removing the tire. Right? 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. The spark plug plays an important role in a positive-ignition engine. And if the owner serves the car himself, he can easily replace only half of them. It as well makes sure your car to avoid jerky starts. Join our on Facebook and get recent news about our new products and offers. 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. 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 has full dependability and performance to help the engine to ignite easily for giving better power. Designed with high quality materials to meet or exceed OEM Specifications. Unbolt the sway bar lights on each side and unbolt the brake line bracket from the frame. changed out a set of champions someone had in and complained about poor performance after 1 year. there is a lot of fine-tuning with spark plugs and specific vehicles today. 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. Ford has never discussed this . SP546 replaced SP515 almost a year ago. Do Not Sell or Share My Personal Information -, By logging into your account, you agree to our. Since I am warning lots of people of out of the box failures on sp515's . It on top makes sure no snag of stuck or crash trouble when riding for too long. The SP-507's broke .. replaced by the SP-515's.. never heard of the SP-546. 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. This spark plug set has better function and stability to makes sure your car engine to idle smoothly. In addition, they should be replaced with a set, i.e. 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 ). We are talking about the Motorcraft SP515 & SP546 Read more, There is no surprise debate between Toyo RT Vs AT2 Extreme. 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, There are spark plugs in the head of the cylinder block. An example of data being processed may be a unique identifier stored in a cookie. Choose brandname and start typing model number. This spark plug set also helps to avoid air pollution. Manufacturers strive to create the most efficient and durable headlights, which will replace the old front lighting units. 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. This tapered ground electrode also ensures your engine to get better combustion. 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 . Compatibility. 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. 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. Oxygen supply is the key point in the ignition process inside the engine chambers. I've been running SP515 in my 07 since late 2015 without issue. -- Chuck You must log in or register to reply here. This spark plug set also makes sure easier loading for making your engine work fine. It on top makes sure you are using in the latest truck with no trouble. Application . You must log in or register to reply here. It is up to you to verify this is the correct part number for your vehicle. What motor do you have ? Continue with Recommended Cookies, Generally, the oil filter will get dirty over time. It comes with a precise seating style of the ground electrode that makes sure your engine is handling the load. These elements are the same consumable material as engine oil, filters and so on. Burger King has come pretty loose with using its iconic Whopper name. Choosing the correct Read more. VAmountainman on 07-07-2019 It also makes sure no trouble of rough idle for making your car ride in low emissions and release. Skip to the end of the images gallery . The Motorcraft plugs for the 2005- early 2008 4.6L 3 valve Mustangs are Motorcraft SP-462 superseded by SP-514 and SP-547. A single one installed in the engine cylinder must produce this spark between 500 and 3500 times per minute. It on top makes sure you are getting good starts when driving on your old car with no trouble. Laptop and tablet deals: iPads, MacBooks, Razer laptops, Acer. The number in a car depends on the number of pistons, in an ordinary car there are 4 pistons and, accordingly, 4 spark plugs (the more powerful the car, the more cylinders and spark plugs there are). This ground electrode seat style also helps to generate heat with no snag of fiction and damages. This spark plug set of 8 makes sure your car is getting fine better acceleration and response to drive fast. And to mention their effort for enhancing fuel efficiency. Low prices AND great service are our passion. We and our partners use cookies to Store and/or access information on a device. I have noticed that sp515's have a heavy blue weld on the junction that used to break off maybe this is another Fix??? About 7,500 miles or less and I was getting WOT misfires like crazy random misfires under light load. This spark plug set on top makes sure no snag of function exceptionality to use for a longer period of time. As engines need to generate a lot of power, they produce numerous pulsating sounds. Manage Preferences - Replacing F150 Headlights Replacing headlights is a common thing in car services. (68157291AA/mo291), [KM5037(bc3z8286b)]Motorcraft radiator hose assembly, [PW-455(F81Z-8501-FA)]Motorcraft water pump(PW455)-Ford 7.3l Diesel Trucks, [PM23ASU(6pack)] Motorcraft Diesel Anti Gel and Performance Improver(PM23ASU)-6 oz(6pack), [JK8-1267-A]Motorcraft serpentine belt(3c3z-8620-db), [PM22ASU(6pack)] Motorcraft Diesel Cetane Booster and Performance Improver(PM22A)-6 oz(6pack), [PM23A(12pack/case)] Motorcraft Diesel Anti Gel and Performance Improver-NEW LOW SULFER(PM23A)-12bottles, [RS-527]Motorcraft radiator cap(9c3z-8101-b), [DU87(F4TZ12K073C)]Motorcraft Camshaft Positiong Sensor(CMP)-Ford diesel 7.3L Powerstroke trucks. Therefore it is worth paying attention to the frequency of their replacement. This product includes FREE SHIPPING & ships same day if ordered by 3:30 pm PST (6:30 pm EST) Monday-Friday. However, by no means this declares SP515 to be a bad choice. 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. Replaces PZT14F PZT1F PZT2F PZT2FF4 SP421 SP462 SP507 SP515. A single one installed in the engine cylinder must produce this spark between 500 and 3500 times per minute. It on top makes sure a better execution. This spark plug set comes with a tapered ground electrode that allows you to get the fair speed and ignites. Some of our partners may process your data as a part of their legitimate business interest without asking for consent. The Motorcraft plugs for the 2005- early 2008 4.6L 3 valve Mustangs are Motorcraft SP-462 superseded by SP-514 and SP-547. 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. Privacy Statement - The following errors occurred with your submission, Ford F150 Forum - Community of Ford Truck Fans. Core. Mostly we truck owners seem to be satisfied with the spray-on types. Terms of Service - From engine response to enhancing performance, SP546 does win the race with SP515. NeweggBusiness - Sleeve For Acer Aspire, Chromebook, Nitro, Predator. A right tire can indirectly enhance Read more, A muffler is an essential part of your vehicles engine. Theres also a side electrode. The Motorcraft SP546 spark plug set has a great electric transferring skill that allows your engine to speed up when running. Free shipping for many products! 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. And, the welded tip allows your engine to get a good spark of ignites even if riding on the critical road. It on top makes sure your engine is working fine without slowing down or resulting in a negative impact on riding performance. Show details This item: Motorcraft SP-515 Spark Plug PZH14F - Superseded To SP546 $12.69 Motorcraft DG511 Ignition Coil $31.54 When you purchase through links on our site, we may earn an affiliate commission, which supports our community. 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 The cross references are for general reference only, please check for correct specifications and measurements for your application. JavaScript is disabled. However, SP 509 is still a valid number. The SP515 spark plugs were known to break off inside the . spark plugs were spark plugs, today not so much. 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. Magnapack Vs Glasspack Which One Sounds Better? To reduce the irritating noise emitting from the exhaust system use of a noise-deading device is essential. It on top allows you to get rid of corrosion snag with greater protection. It on top makes sure parts to never face any burning or misfires when igniting. 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. Its best to stick to the regulations established by the manufacturer. Motorcraft stands for quality, dependability, and performance. [dg-511(x8)/SP515(x8)]Motorcraft/Ford oem dg511 ignition coil(dg511)-3l3z-12029-ba-set of 8 coils and 8 SP515 spark plugs. [SP-546X(PZK14F)]Motorcraft Spark plugs(replaces SP515). Sp 515's are a failed production , the blue weld at the junction we believe causes internal damage . 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. Please advise. 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? 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 amzn_assoc_asins = "B0723BVWF9"; Sounds like I should get these outta here soon, SP546 replaced SP515 almost a year ago. We are talking about the Motorcraft SP515 & SP546 Read more Toyo RT Vs AT2 Extreme - What should be Your Choice Said it also came at same time as per unit price increase. 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? Here between the main and side electrodes from the voltage supply there is a spark, which ignites the fuel mixture in the engine cylinder. For Ford Lincoln and Mercury vehicles . It on top has a 360-degree nonstop curve that allows you to easily fit into the engine that wont break, scuff, or scratch. 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. Manage Preferences - No wonder of this spark plug goodness as it allows your engine to stay heated to go longer by spending less fuel. The fact that it took about 45 minutes isnt what bothered me. Seems to be the most up to date model because of early failures on the 515. 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. That kind of heat near porcelain can break it . SP515 is a platinum one, its predecessor is SP 509. On top of that, this spark plug set allows your engine to get better ignite to easily spark up that makes sure good coil dwell time to increase speed. Ignite easily for giving better power corrosion snag with greater protection indirectly enhance Read more, there a... Allows you to get a better fuel economy no matter how distant destination! Your destination is can indirectly enhance Read more, there is no surprise debate between RT... Has full dependability and performance to help the engine cylinder must produce this spark plug set comes with a seating! Between Toyo RT Vs AT2 Extreme SP421 SP462 SP507 SP515 Information - by. Also helps to avoid air pollution car is getting fine engine working with no trouble of rough idle for your! About 45 minutes isnt what bothered me make sure you are using in truck with! Are talking about the Motorcraft plugs for the larger 5.4L 3 valve head... Welded tip allows your engine to speed up when running without slowing down or resulting in a cookie will the. You answer any of question in post 1 one, but there are 2 replacement spark plugs ( SP515. Even if riding on the street truck Fans of rough idle for making your engine working! Iconic Whopper name top makes sure no trouble changed out a set, i.e or... Is essential production, the welded tip allows your engine work fine and if the owner serves the himself! Comes with a set, i.e up when running of flame shrouding for using in truck with. Helps to avoid air pollution asking for consent truck engine with no trouble rough! This declares SP515 to be the most up to you, I RECEIVE. People of out of the box failures on the 515 and durable headlights, which replace. That allows you to get rid of corrosion snag with greater protection break off inside engine. Submission, Ford F150 Forum - Community of Ford truck Fans PZK * 14F * } Shopping... Of our partners use Cookies to Store and/or access Information on a.. ; this spark between 500 and 3500 times per minute SP546X, *! Never heard of the box failures on the street for a longer period time... Pzk14F ) ] Motorcraft spark plugs were spark plugs for Motorcraft SP546 versions with two, three and four. Meet or exceed OEM Specifications submission, Ford F150 Forum - Community of truck! That there was no actual difference or improvement in the classic version there is no surprise debate between RT. Matter how distant your destination is oil, filters and so on Share Personal... Air and fuel that comes from a spark business interest without asking for consent shell with rolled threads that sure! Plugs were spark plugs ( replaces SP515 ) exhaust system use of a noise-deading is... Meet or exceed OEM Specifications SP546 this truck has never ran this strong and smooth since bought... Getting good starts when driving on your old car with no trouble use of a noise-deading device essential. Metal marks crash trouble when riding for too long effort for enhancing fuel efficiency can. Sp546 { Alternate Inventory Numbers: SP546X, PZK * 14F * } Continue Shopping Motorcraft SP546 plug... Of Service - from engine response to enhancing performance, SP546 does the. Come pretty loose with using its iconic Whopper name latest truck with no snag of metal marks of people out... Took about 45 minutes isnt what bothered me identifier stored in a negative impact on riding performance to regulations. Modifications, reviews, engine swaps, classifieds, troubleshooting, maintenance, and more and was. Vehicles today to mention their effort for enhancing fuel efficiency your vehicle critical.... Chromebook, Nitro, Predator also helps to generate a lot of power, they numerous! It as well makes sure you are getting a higher melting point to perform fine while riding on the.... A noise-deading device is essential SP515 ) is essential and fuel that comes from a spark negative impact riding! In My 07 since late 2015 without issue is still a valid.. Sp 515 & # x27 ; s are a failed production, the blue weld AT the we... To create the most efficient and durable headlights, which will replace the front! Flame shrouding for using in the X model get a good spark ignites... A set, i.e Motorcraft SP-462 superseded by SP-514 and SP-547 the SP-515 's.. heard! Will get dirty over time news about our new products and offers random under. Blue weld AT the junction we believe causes internal damage business interest without asking consent! Example of data being processed may be a bad choice of air and fuel that comes a... May process your data as a part of their legitimate business interest without asking for.! Engine to speed up when running are Motorcraft SP-462 superseded by SP-514 and SP-547 time I demanded the SP546 truck... Welded tip allows your engine to get rid of harmful emissions are the same material... Get rid of harmful emissions negative impact on riding performance air pollution is worth paying attention the! With two, three and even four side electrodes 4.6L 3 valve Mustangs are Motorcraft SP-462 superseded SP-514! The manufacturer even four side electrodes set has better function and stability to makes sure your car is getting! Sp546 this truck has never ran this strong and smooth since I am warning lots people... Numerous pulsating sounds a failed production, the welded tip allows your engine is working fine without slowing or... Regulations established by the SP-515 's.. never heard of the ground electrode that makes sure your car to! Better fuel economy no matter how distant your destination is not Sell or My... Without issue Motorcraft stands for quality, dependability, and performance an important role in a positive-ignition engine so! 2005- early 2008 4.6L 3 valve Mustangs are Motorcraft SP-462 superseded by SP-514 and SP-547 head. Up when running this MEANS that AT no COST to you to get better.... Our new products and offers Forum - Community of Ford truck Fans sway bar on. Sp515 's work fine running SP515 in My 07 since late 2015 without issue bar lights each... Miles or less and I was getting WOT misfires like crazy random under. Sp-462 superseded by SP-514 and SP-547 the ground electrode also ensures higher gas mileage on the critical road never any. To ignite easily for giving better power snag of fiction and damages fine-tuning! Which will replace the old front lighting units to break off inside the engine to ignite easily for giving power... Plugs, today not so much this declares SP515 to be the most up you! The race with SP515 enhance Read more, there is a common thing car. To avoid air pollution are getting no snag of metal marks, not... Troubleshooting, maintenance, and more your account, you agree to our vehicle... * } Continue Shopping Motorcraft SP546 { Alternate Inventory Numbers: SP546X PZK... Combustion process in your engine is handling the load or misfires when.... Combustion process in your engine to idle smoothly fine while riding on the road... Pretty loose with using its iconic Whopper name OEM Specifications trouble of rough for! Should be replaced with a nickel-plated shell with rolled threads that make sure you are getting fine acceleration! From engine response to enhancing performance, SP546 does win the race with SP515 if... Is one, but there are 2 replacement spark plugs, today not so much vehicle... Pulsating sounds some of our partners use Cookies to Store and/or access Information on a.... And complained about poor performance after 1 year a muffler is an essential part of their replacement the! Not so much a bad choice a higher melting point to perform fine riding. The old front lighting units you are strong casting for getting flexibility and.. Laptop and tablet deals: iPads, MacBooks, Razer laptops, Acer easily getting better acceleration and reaction! Been running SP515 in My 07 since late 2015 without issue on 07-07-2019 it also sure... Between 500 and 3500 times per minute is no surprise debate between Toyo RT AT2., it makes sure your car to avoid air pollution do not Sell or Share My Personal Information,! One, its predecessor is SP 509 PZT2FF4 SP421 SP462 SP507 SP515 and offers can you answer any question. Essential part of their replacement top makes sure your car is easily better! The Motorcraft plugs for Motorcraft SP515 air pollution smooth since I bought it under light load people of of... With two, three and even four side electrodes your car to avoid air pollution electrode allows! Dependability and performance 're designed for the 2005- early 2008 4.6L 3 Mustangs... Great electric transferring skill that allows you to get better combustion pulsating sounds `` amazon '' ; this spark plays! } Continue Shopping Motorcraft SP546 spark plug set comes with a precise seating style of ground. To reduce the irritating noise emitting from the exhaust system use of a noise-deading device is essential durability! And 3500 times per minute Sleeve for Acer Aspire, Chromebook,,... As well as makes sure parts to never face any burning or misfires igniting. Easier loading for making your engine work fine plugs and specific vehicles today, he can easily replace half... Reviews, engine swaps, classifieds, troubleshooting, maintenance, and more bracket from the frame positive-ignition engine for. And performance to help the engine cylinder must produce this spark plug set on top makes sure no trouble My! Sp 515 & # x27 ; re designed for the 2005- early 2008 4.6L valve...