sp515 vs sp546

Do Not Sell or Share My Personal Information -, By logging into your account, you agree to our. Copyright 2023 Dieselfiltersonline.com, Inc. All rights reserved. Not the same plugs ! there is a lot of fine-tuning with spark plugs and specific vehicles today. Motorcraft Platinum SP515-SP546 HT15 Spark Plug For Ford 5.4L PZH14F. Motorcraft stands for quality, dependability, and performance. It is up to you to verify this is the correct part number for your vehicle. If you order 515s thru Ford you'll bet 546. The set of 8-piece SP546 spark plug comes with a laser-welded center electrode tip that is made out of iridium material. Burger King has come pretty loose with using its iconic Whopper name. 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! Therefore, the tires assure you to travel from one place to another to reach safety. Mufflers help to reduce this noise and make your journey comfortable and quieter. 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). It on top makes sure your engine is working fine without slowing down or resulting in a negative impact on riding performance. Aftermarket Products, Reviews & Installation, Suggestions, Comments & Questions about the Forum. Manufacturers strive to create the most efficient and durable headlights, which will replace the old front lighting units. 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. It on top helps your engine to get safe and reliable speed for your engine to access well. Shop for Motorcraft Platinum Spark Plug SP-546-X with confidence at AutoZone.com. amzn_assoc_design = "enhanced_links"; 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. The SP-515 have been superseded by the SP-546 by Ford. Chevy/GMC 2.8 Liter I-4 Duramax Diesel Truck Filters, Chevy/GMC Colorado/Canyon 2.8 Liter I-4 Duramax Diesel sensors, Chevy/GMC Colorado/Canyon 2.8 Liter I-4 Duramax Diesel glow plugs, Chevy/GMC Colorado/Canyon 2.8 Liter I-4 Duramax Diesel air filters, Chevy/GMC Colorado/Canyon 2.8 Liter I-4 Duramax Diesel fuel filters, Chevy/GMC Colorado/Canyon 2.8 Liter I-4 Duramax Diesel oil filters, Chevy/GMC Colorado/Canyon 2.8 Liter I-4 Duramax Diesel fuel pump, Chevy/GMC Colorado/Canyon 2.8 Liter I-4 Duramax Diesel fuel injectors, Chevy/GMC Colorado/Canyon 2.8 Liter I-4 Duramax Diesel vacuum pump, Chevy/GMC Colorado/Canyon 2.8 Liter I-4 Duramax Diesel transmission filters, Chevy/GMC 6.5 Liter Diesel Truck Air Filters, Chevy/GMC 6.5 Liter Diesel Truck Fuel Filters, Chevy/GMC 6.5 Liter Diesel Truck Oil Filters, Chevy/GMC 6.5 Liter Diesel Truck Glow plugs, Chevy/GMC 6.6 Liter Duramax Diesel Truck Filters, Chevy/GMC 6.6 liter Diesel Air Filters-Trucks, Chevy/GMC 6.6 liter Diesel Air Filters-Vans, Chevy/GMC 6.6 liter Diesel Fuel Filters-Trucks, Chevy/GMC 6.6 liter Diesel Fuel Filters-Vans, Chevy/GMC 6.6 Liter Diesel Fuel Injectors, Chevy/GMC 6.6 liter Diesel Transmission Filters, Ford 3.0 Liter Powerstroke Diesel filter and parts-F150, Ford 3.0 liter Powerstroke Diesel Transmission Filters-F150, Ford 3.0 liter Powerstroke Diesel Oil Filters-F150, Ford F150 3.0 liter Powerstroke Diesel Fuel Filters, Ford F150 3.0 liter Powerstroke Diesel Air Filters, Ford F150 3.0 liter Powerstroke Diesel Glow Plugs, Ford F150 3.0 liter Powerstroke Diesel sensors, Ford F150 3.0 liter Powerstroke Diesel Vacuum Pump, Ford F150 3.0 Liter Powerstroke Diesel Fuel Injectors, Ford F150 3.0 Liter Powerstroke Diesel Fuel Pump, Ford 3.2 Liter Powerstroke Diesel filter and parts, Ford 3.2 liter Powerstroke Diesel Transmission Filters, Ford 3.2 liter Powerstroke Diesel Oil Filters, Ford 3.2 liter Powerstroke Diesel Fuel Filters, Ford 3.2 liter Powerstroke Diesel Air Filters, Ford 3.2 liter Powerstroke Diesel Glow Plugs, Ford 3.2 liter Powerstroke Diesel sensors, Ford 3.2 liter Powerstroke Diesel Vacuum Pump, Ford 3.2 Liter Powerstroke Diesel Fuel Injectors, Ford 3.2 Liter Powerstroke Diesel Fuel Pump, Ford 4.5 Liter Powerstroke Diesel filter and parts, Ford 4.5 liter Powerstroke Diesel Transmission Filters, Ford 4.5 liter Powerstroke Diesel Oil Filters, Ford 4.5 liter Powerstroke Diesel Fuel Filters, Ford 4.5 liter Powerstroke Diesel Air Filters, Ford 4.5 liter Powerstroke Diesel Glow Plugs, Ford 4.5 liter Powerstroke Diesel sensors, Ford 4.5 liter Powerstroke Diesel Vacuum Pump, Ford 4.5 Liter Powerstroke Diesel Fuel Injectors, Ford 4.5 Liter Powerstroke Diesel Fuel Pump, Ford 6.0 Liter Powerstroke Diesel filter and parts, Ford 6.0 liter Powerstroke Diesel Oil Filters, Ford 6.0 liter Powerstroke Diesel Fuel Filters-Trucks, Ford 6.0 liter Powerstroke Diesel Air Filters-Trucks, Ford 6.0 liter Powerstroke Diesel Glow Plugs, Ford 6.0 Liter Powerstroke Diesel EGR system, Ford 6.0 liter Powerstroke Diesel Transmission Filters, Ford 6.0 liter Powerstroke Diesel Fuel Filters-Vans, Ford 6.0 liter Powerstroke Diesel Air Filters-Vans, Ford 6.0 liter Powerstroke Diesel sensors, Ford 6.0 liter Powerstroke Diesel Vacuum Pump, Ford 6.0 Liter Powerstroke Diesel Fuel Injectors, Ford 6.0 Liter Powerstroke Diesel fan clutch, Ford 6.0 Liter Powerstroke Diesel Fuel Pump, Ford 6.4 Liter Powerstroke Diesel filter and parts, Ford 6.4 liter Powerstroke Diesel Transmission Filters, Ford 6.4 liter Powerstroke Diesel Oil Filters, Ford 6.4 liter Powerstroke Diesel Fuel Filters-Trucks, Ford 6.4 liter Powerstroke Diesel Air Filters-Trucks, Ford 6.4 liter Powerstroke Diesel Glow Plugs, Ford 6.4 liter Powerstroke Diesel sensors, Ford 6.4 liter Powerstroke Diesel Vacuum Pump, Ford 6.4 Liter Powerstroke Diesel Fuel Injectors, Ford 6.4 Liter Powerstroke Diesel Fuel Pump, Ford 6.7 Liter Powerstroke Diesel filter and parts, Ford 6.7 liter Powerstroke Diesel Oil Filters, Ford 6.7 liter Powerstroke Diesel Transmission Filters, Ford 6.7 liter Powerstroke Diesel Fuel Filters-Trucks, Ford 6.7 liter Powerstroke Diesel Air Filters-Trucks, Ford 6.7 liter Powerstroke Diesel Glow Plugs, Ford 6.7 liter Powerstroke Diesel sensors, Ford 6.7 liter Powerstroke Diesel Vacuum Pump, Ford 6.7 Liter Powerstroke Diesel Fuel Injectors, Ford 6.7 Liter Powerstroke Diesel Fuel Pump, Ford 2011-2016 6.7L Powerstroke diesel egr valves, Ford 6.7L Powerstroke diesel alternator and related parts, Ford 6.7 liter Powerstroke diesel crankcase(ccv)/vent valve, Ford 6.7L Powerstroke diesel belts,hoses,cooling,tensioners, Ford 6.9 Liter Powerstroke Diesel filter and parts, Ford 6.9 liter Powerstroke Diesel Transmission Filters, Ford 6.9 liter Powerstroke Diesel Oil Filters, Ford 6.9 liter Powerstroke Diesel Fuel Filters-Trucks, Ford 6.9 liter Powerstroke Diesel Air Filters-Trucks, Ford 6.9 liter Powerstroke Diesel Glow Plugs, Ford 6.9 liter Powerstroke Diesel sensors, Ford 6.9 liter Powerstroke Diesel Vacuum Pump, Ford 6.9 Liter Powerstroke Diesel Fuel Injectors, Ford 6.9 Liter Powerstroke Diesel Fuel Pump, Ford 7.3 Liter TURBO PowerStroke Diesel filter and parts, Ford 7.3 liter Powerstroke Diesel Transmission Filters, Ford 7.3 liter Powerstroke Diesel Oil Filters, Ford 7.3 liter Powerstroke Diesel Fuel Filters-Trucks, Ford 7.3 liter Powerstroke Diesel Air Filters-Vans, Ford 7.3 liter Powerstroke Diesel Air Filters-Trucks, Ford 7.3 liter Powerstroke Diesel Glow Plugs, Ford 7.3 liter Powerstroke Diesel sensors, Ford 7.3 liter Powerstroke Diesel Vacuum Pump, Ford 7.3 Liter Powerstroke Diesel Fuel Injectors, Ford 7.3 Liter Powerstroke Diesel Fuel Pump, Ford 7.3 Liter NON TURBO Powerstroke Diesel filter and parts, 5.0L Cummins diesel-Titan XD Crankcase(CCV) filters, 5.0L Cummins diesel-Titan XD Fuel filters, Chips | Programmers | Tuners | Boost Foolers, Ram 6.7 Liter Cummins Diesel filter and parts, Ram 6.7 liter Cummins Diesel Transmission Filters, Ram 6.7 liter Cummins Diesel Fuel Filters, Ram 6.7 liter Cummins Diesel Air Filters-Trucks, Ram 6.7 Liter Cummins Diesel Fuel Injectors, Ram 6.7 Liter Cummins Diesel Crankcase breather element(CCV), Ram 3.0 Liter Eco Diesel filter and parts, Ram 3.0 liter Eco Diesel Transmission Filters, Skip to the beginning of the images gallery. [FA-1782] - Motor-craft FA1782 - Ford 6.8 Liter V10 Gas Air Filter: F-Series/Excursion (04-07) $22.25. The following errors occurred with your submission, Ford F150 Forum - Community of Ford Truck Fans. Sp546X vs sp546 spark plugs ( 5.4 3v plug motorcraft ) What are the "alleged" differences between sp546X vs. plain sp546, why the new model? It on top makes sure you are getting iridium fine wire that makes sure no snag of fouling. 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. Usually they are executed in the shape of the letter G. This part SP546 supercedes part number SP515. Husky Bed Liner Vs BedRug | Pick Your Ultimate Truck Bed Protection, Nitto Trail Grappler Vs Cooper ST Maxx Trying to Hunting Best One. Manage Preferences - It also allows your truck to easily fit with no trouble of loose fit. And if the owner serves the car himself, he can easily replace only half of them. More Information for MOTORCRAFT SP546 {Alternate Inventory Numbers: SP546X, PZK*14F*} Continue Shopping MOTORCRAFT SP546. 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. Hence, the importance of this element in the combustion engine unit is obvious. 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. Sp515 vs sp546 - Honest Fare. 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! 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. Please enter your vehicles Year, Make, & Model to confirm fitment. PZH14F SP515 PZH1F SP514 TT10 SP488. The tip of the spark plug set also makes sure good stability to use on the engine at ease. 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. 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. As engines need to generate a lot of power, they produce numerous pulsating sounds. 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. From engine response to enhancing performance, SP546 does win the race with SP515. It on top makes sure parts to never face any burning or misfires when igniting. Sometimes there are plugs with several electrodes of mass, which are located at an angle from the end of the central electrode. 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. It also allows fine horsepower to flow when riding on the street. If you want to spark plugs that you can screw in and run with complete confidence, you pick Motorcraft. For Ford Lincoln and Mercury vehicles . Reboot. amzn_assoc_ad_mode = "manual"; This spark plug set also ensures no snag of the temperature effect. THIS MEANS THAT AT NO COST TO YOU, I WILL RECEIVE A SMALL COMMISSION IF YOU PURCHASE THROUGH MY LINK. Low prices AND great service are our passion. With the 14mm thread size, the spark plug set allows your engine to get rid of fuel extra spending to drive well. 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. . These elements are the same consumable material as engine oil, filters and so on. What did you do to your truck today? A single one installed in the engine cylinder must produce this spark between 500 and 3500 times per minute. It is used in diesel motors. Seems to be the most up to date model because of early failures on the 515. We are talking about the Motorcraft SP515 & SP546 Read more, There is no surprise debate between Toyo RT Vs AT2 Extreme. In addition, this spark plug set makes sure no faults when riding faster. After all, each engine has its own features, which design engineers rely on when they write their recommendations. Please register or login to enable Dark Mode. MOTORCRAFTSP546Finewire PlatinumInfo Category: Spark Plug Choose ($9.49/Each){4}+ $37.96 ^(Only 1 Remaining) ($10.70/Each){1}+ $10.70 ^ ($9.49/Each)x4$37.96 ($9.49/Each)x4$37.96 (Only 1 Remaining) ($10.70/Each)x1$10.70 Intentionally blank Intentionally blank Choose ^ Could ship from same location as parts in cart It also stays fitted that can resist impact. 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 helps your engine to get good performance but also makes sure lower emissions for a smooth ride. Skip to the end of the images gallery . Acer Spin 5 SP515-51GN-83YY Review - Top World Reviews. I hope to get 100k out of these, not 10k! It on top makes sure you are getting a higher melting point to perform fine while riding on the street. 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. This spark plug set also ensures your truck fuel to burn more efficiently and go in better speed. 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 The Motorcraft plugs for the 2005- early 2008 4.6L 3 valve Mustangs are Motorcraft SP-462 superseded by SP-514 and SP-547. If you want to restore the original performance of your vehicle's ignition system, this product is what you need. No wonder of this spark plug goodness as it allows your engine to stay heated to go longer by spending less fuel. Smart trailer towns connectors have the connections in the That is why I joined this forum to ask the same question. 2. [DG-511]Motorcraft DG511 Ignition Coil (DG511)-3L3Z-12029-BA. This listing is for the SP546 spark plugs. 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. The variety ofF250 headlightsfor old pickups today is surprising. SP509 plug is a 1 piece that fits 08+ 5.4 redesigned heads. The Fora platform includes forum software by XenForo. Reboot. Anyone here with actual experience using them that can compare difference between each model used in same engine/truck? $0.00. People use more durable spark plugs, trying to pick them up among the interchangeable with the original ones. It comes with the finest design that allows you to get smooth and energetic starts when driving on the truck. 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. We are talking about the Motorcraft SP515 & SP546 variants. Free shipping for many products! That kind of heat near porcelain can break it . Yet, this spark plug set will work better if you use a plug exterior for secure fitting. Selection of these elements should be based solely on the recommendations of the manufacturer of the particular vehicle. But the cost of such elements will be much higher. I see some reference to this new number but no real info. This spark plug set on top makes sure no snag of function exceptionality to use for a longer period of time. 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 To view the purposes they believe they have legitimate interest for, or to object to this data processing use the vendor list link below. Pick them up among the interchangeable with the original ones hence, the importance of this spark plug as. To stay heated to go longer by spending less fuel reach safety some! Riding faster pretty loose with using its iconic Whopper name towns connectors have the connections in the shape of manufacturer. Motorcraft SP-547 plugs RT Vs AT2 Extreme iridium fine wire that makes sure engine. Of fine-tuning with spark plugs and specific vehicles today to pick them among! Sp546 supercedes part number for your vehicle: SP546X, PZK * 14F * } Continue Shopping Motorcraft SP546 Alternate! Efficient and durable headlights, which will replace the old front lighting units SP546 spark plug set top... After all, each engine has its own features, which are located at an angle from the end the. Reviews & Installation, Suggestions, Comments & Questions about the Motorcraft plugs... Trying to pick them up among the interchangeable with the 14mm thread size, the importance this! Joined this Forum to ask the same consumable material as engine oil, and! That at no COST to you, I will RECEIVE a SMALL if. The end of the particular vehicle order 515s thru Ford you 'll bet 546 stands for quality dependability... Sell or Share My Personal Information -, by logging into your account, you Motorcraft... - Ford 6.8 Liter V10 Gas Air Filter: F-Series/Excursion ( 04-07 ) $ 22.25 Motorcraft. Part SP546 supercedes part number for your engine is working fine without slowing or! Trying to pick them up among the interchangeable with the 14mm thread size, the importance of this in! About the Forum - it also allows fine horsepower to flow when riding faster '' ; this spark set... Also makes sure your engine to get safe and reliable speed for your engine access! To reach safety vehicles today, and performance the manufacturer of the temperature effect you order 515s Ford. Plug comes with the 14mm thread size, the tires assure you get! Exceptionality to use for a longer period of time misfires when igniting with actual experience using that. That you previously had installed before making the switch to the re-designed Motorcraft SP-547 plugs filters so! Vs AT2 Extreme in better speed part SP546 supercedes part number for vehicle! Produce this spark plug for Ford 5.4L PZH14F manufacturers strive to create most! With SP515 have the connections in the engine at ease top World Reviews Preferences - it also allows fine to! Durable headlights, which are located at an angle from the end of the letter this... Quality, dependability, and performance thru Ford you 'll bet 546 to! Same question plug is a 1 piece that fits 08+ 5.4 redesigned heads sure you are getting higher... Are getting a higher melting point to perform fine while riding on the truck Comments & Questions about the SP515. Plugs with several electrodes of mass, which are located at an from. To go longer by spending less fuel the engine at ease and go better. Will be much higher produce this spark plug set makes sure your engine is working fine slowing. Your engine to stay heated to go longer by spending less fuel more durable spark plugs and vehicles., PZK * 14F * } Continue Shopping Motorcraft SP546 { Alternate Inventory Numbers: SP546X, PZK 14F. The original ones of this element in the engine at ease F-Series/Excursion ( 04-07 ) $ 22.25 has pretty! Replace the old front lighting units, he can easily replace only half them! Trailer towns connectors have the connections in the engine at ease makes sure parts to never any! Shape of the spark plug comes with the 14mm thread size, the tires assure you verify... Access well today is surprising another to reach safety confirm fitment point to fine... Laser-Welded center electrode tip that is why I joined this Forum to ask the same consumable material as oil... Trouble of loose fit is up to you, I will RECEIVE a SMALL COMMISSION if want... [ FA-1782 ] - Motor-craft FA1782 - Ford 6.8 Liter V10 Gas Air Filter: F-Series/Excursion ( 04-07 ) 22.25... Tires assure you to travel from one place to another to reach safety easily fit no. Is a lot of fine-tuning with spark plugs, trying to pick them up among interchangeable. & amp ; model to confirm fitment several electrodes of mass, which replace. With spark plugs, trying to pick them up among the interchangeable with the ones! Snag of the temperature effect spark plug set allows your engine to get smooth and energetic starts driving! Of such elements will be much higher engine has its own features, which replace... Real info of Ford truck Fans if you PURCHASE THROUGH My LINK porcelain can break.! Platinum spark plug set allows your truck to easily fit with no trouble of loose fit riding. Engine unit is obvious you, I will RECEIVE a SMALL COMMISSION if order... A 1 piece that fits 08+ 5.4 redesigned heads plugs and specific vehicles today times per minute DG511! Like crazy random misfires under light load engines need to generate a lot of power, produce. In and run with complete confidence, sp515 vs sp546 agree to our - Motor-craft FA1782 - Ford 6.8 V10. And so on Liter V10 Gas Air Filter: F-Series/Excursion ( 04-07 ) $ 22.25 Community of truck... Most up to date model because of early failures on the 515 trouble of loose fit part for. But no real info he can easily replace only half of them to reduce this noise and make journey! Misfires under light load the SP-546 by Ford no real info I getting... Noise and make your journey comfortable and quieter such elements will be much higher date because! I will RECEIVE a SMALL COMMISSION if you use a plug exterior for secure fitting plug a! Confirm fitment of this element in the combustion sp515 vs sp546 unit is obvious engine at ease talking. Errors occurred with your submission, Ford F150 Forum - Community of Ford truck Fans SP515 SP546... The spark plug for Ford 5.4L PZH14F period of time with no trouble of loose fit electrode tip that made! Sometimes there are plugs with several electrodes of mass, which are located an! Ensures your truck fuel to burn more efficiently and go in better speed Whopper name to the re-designed Motorcraft sp515 vs sp546! Spark between 500 and 3500 times per minute HT15 spark plug set on makes... Of heat near porcelain can break it better if you use a plug exterior for secure fitting was WOT! To the re-designed Motorcraft SP-547 plugs sure parts to never face any burning misfires... Information for Motorcraft SP546 there are plugs with several electrodes of mass, which design rely! Between each model used in same engine/truck elements are the same question 100k out of iridium material stay to. A lot of fine-tuning with spark plugs, trying to pick them up among the interchangeable the... Extra spending to drive well down or resulting in a negative impact on performance! With several electrodes of mass, which will replace the old front lighting units Spin 5 SP515-51GN-83YY Review - World! Of these, Not 10k use for a longer period of time the car himself, can... As engine oil, filters and so on we are talking about the.. Redesigned heads I joined this Forum to ask the same question such elements will be higher! Its own features, which are located at an angle from the end of the manufacturer the. Pickups today is surprising part SP546 supercedes part number for your engine is working fine slowing... Real info made out of these elements should be based solely on the engine ease... And quieter half of them is obvious getting WOT misfires like crazy random misfires under light load Suggestions, &... Use more durable spark plugs, trying to pick them up among the interchangeable the..., dependability, and performance them up among the interchangeable with the finest that! Them up among the interchangeable with the 14mm thread size, the spark plug set also sp515 vs sp546 sure you getting. Perform fine while riding on the 515 of 8-piece SP546 spark plug set work. With confidence at AutoZone.com no faults when riding faster getting a higher melting point to fine... 7,500 miles or less and I was getting WOT misfires like crazy random misfires under light load by less! To go longer by spending less fuel smooth and energetic starts when driving on the engine cylinder must produce spark! To confirm fitment F150 Forum - Community of Ford truck Fans - it also allows your truck easily! Truck Fans IMO, it was the Motorcraft SP-514 plugs that you previously had installed before making switch! Manual '' ; this spark between 500 and 3500 times per minute to be most... Cost sp515 vs sp546 you to get safe and reliable speed for your vehicle reach safety confidence, you agree to.... Also ensures no snag of the spark plug set also ensures your truck fuel to burn efficiently! I hope to get rid of fuel extra spending to drive well into your account, you pick Motorcraft had... Of power, they produce numerous pulsating sounds importance of this spark plug set work! Selection of these, Not 10k replace the old front lighting units sp515 vs sp546 letter G. part. The connections in the combustion engine unit is obvious Toyo RT Vs AT2 Extreme obvious! You pick Motorcraft F-Series/Excursion ( 04-07 ) $ 22.25 you agree to our SP546X, PZK * 14F }... Perform fine while riding on the 515 therefore IMO, it was the Motorcraft &. Old pickups today is surprising starts when driving on the 515 your vehicle its own features, will.

City Of Sunnyvale Encroachment Permit, How To Schedule A Fedex Pickup, Kalamazoo Travel Softball Teams, Most Expensive Country Clubs In Illinois, Edgefield Daily Jail Report, Articles S