Best Spark Plugs for 5.0 Mustang Reviews In 2021 [Top 4 Picks]

Mustang is a popular and demanding series with supreme horsepower, comfortable seats, and easy to drive and whatnot.

You are attached to your buddy, and suddenly you see you are getting troubles from your engine, and these troubles are for damaged spark plugs, then you realize you need to change it.

Best Spark Plugs For 5.0 Mustang

You’re about to buy one for the replacement and confused about choosing one because there are hundreds of spark plugs available; some have better heat range, while some have better durability.

To help you make this decision a little easier, I have come up with the best spark plugs for 5.0 Mustang list that will make your Ford engine like a new one.

IMAGENAME & DetailsDETAILS
New OEM Finewire Platinum Spark Set
  • Core Material: Platinum
  • Top Material: Nickel
  • Resistor: Carbon-based
Check Price
NGK #1465 Laser Iridium Spark Plug
  • Center Electrode Material: Iridium
  • Pre-gapped at: 0.43”
  • Seat Type: Tapered
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Motorcraft Spark Plug by AD Auto Parts
  • Material: Platinum
  • Manufacturer: AD Auto Parts
  • Thread Size: 16mm
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Bosch Automotive 9616 Double Iridium OE
  • Insulator Material: Ceramic
  • Pre-gapped at: 1.1mm
  • Resistor Value: 6k Ohm
Check Price

What is the Best Spark plugs for 5.0 Mustang?

OEM Finewire Platinum Spark Plug is the best spark plugs for 5.0 Mustang. It is the modern one with the Ford updated design quality, dependability, and performance.

It is made of platinum and allows the engine to perform well, even in odd situations.

  • Platinum alloy enhanced for resisting corrosion with a high melting point provides superior resistance for longer life.
  • Electrode Core Material: Copper
  • Electrode Tip Material: Platinum

Our Selected 4 Best spark plugs for 5.0 Mustang reviews in 2021

The list contains all the spark plugs that are compatible with the 5.0 Mustang.

#1. New OEM Finewire Platinum Set of 8 Spark Plugs – Ford Escape

New OEM Finewire Platinum Set of 8 Spark Plugs

OEM Finewire Platinum Spark Plug is made by Motorcraft, which is known for long-lasting manufacturing products. This spark plug is an original equipment aftermarket component.

It is made to be the exact replacement that can effortlessly meet, even exceed your expectations. Finewire Platinum is the official plug of Nascar, and it comes as a set of 8 spark plugs.

With platinum core and nickel top material, this enhanced spark plug has platinum alloy enhanced in fine wire form and pad form on the center electrode and ground shield trap. The resistor is carbon-based, and the glass-seal terminations are conducted.

Key Features

  • Core Material: Platinum
  • Top Material: Nickel
  • Brand: AD Auto Parts
  • Type: Fine Wire
  • Resistor: Carbon-based

Features

Material: Finewire Platinum Spark Plug has two platinum alloys, i.e., platinum nickel and platinum-iridium. The center electrode has a platinum core, and the top material is nickel. It has the updated Design of Ford.

Fitment: The fitment of any spark plug is vehicle-specific. But this is the official plug of Nascar and has the Ford updated design. So it will fit your 5.0 Mustang.

Gap: It comes with a pre-gap of 0.50 inches.

Heat range: This spark plug has a great configuration and build. It can easily sustain heat and work well in unfavorable situations.

Durability: Finewire Platinum Spark Plug is an original Ford plug. It provides smooth performance for as long as 100k miles.

Resistors: This efficient spark plug has carbon-based resistors. Because of the carbon, it has the capability to tolerate high energy or heat pulses.

Platinum Enhancement: This improved spark plug has platinum alloy enhancement on the center electrode in fine wire form and ground shield strap, the pad form.

Terminations: The spark plug has the ability to conduct the glass-seal terminations. It makes it safe to use in vehicles.

Set: It comes as a set of 8 spark plugs for the price of one. All of the spark plugs are original products so that makes this a win.

Pros:

  • OEM Finewire Platinum Spark Plug is an original aftermarket component. It can be and perform like the original plug and meet, even exceed your expectations.
  • This beautiful spark plug is the original ignition plug of Nascar. It even has the Ford updated design.
  • This efficient spark plug has carbon-based resistors. It can effortlessly regulate glass-seal terminations.
  • It comes as pre-gapped. This ignition plug has two platinum alloys and platinum alloy enhancement for better performance.

Cons:

  • OEM Finewire Platinum Spark Plug is a win-win product considering the price and its functions. But it should be installed by the professionals as it might break in the process.

#2. NGK # 1465 Laser Iridium Spark Plug for better heat removal.

NGK # 1465 Laser Iridium Spark Plug IZTR5B11

NGK 1465 Laser Iridium Spark Plug IZTR5B11 is an efficient spark plug with impressive specifications. In addition to corrugated ribs on the insulator, the spark plug has all the little details that make it long-lasting and work well. It can quickly meet your expectations and beyond.

This durable spark plug has an iridium center electrode with a copper core saving and increasing horsepower at the same time. This beautiful pre-gapped and 5k Ohm resistor valued spark plug has a pure alumina silicate insulator for persistency.

Furthermore, the laser-welded fine tip with longer insulator noses prevents fouling while producing stable sparks.

Key Features

  • Center Electrode Material: Iridium
  • Ground Electrode Material: Platinum
  • Pre-gapped at: 0.43”
  • Seat Type: Tapered
  • Heat Range: 5

Features

Material:  NGK Iridium Spark Plug IZTR5B11 has an Iridium center electrode with copper core and platinum ground electrode. This material is the reason for which it can sustain more excellent heat with no problems.

Gap: This efficient spark plug comes with a gap of 0.43”. It makes it very easy to install and use.

Heat range: The heat range on this unique spark plug is 5. It has the specifications for better heat removal.

Durability: The spark plug is made of high-quality materials like Iridium and platinum. It even has the classifications of the original component. It can sustain heat and work well in unfavorable situations, making it durable.

Enhanced Insulator: The insulator is of pure alumina silicate ceramic and has longer insulator noses. As a result, it can provide greater strength and improved heat transfer.

Corrugated ribs: The ribs on this amazing spark plug are corrugated. It helps to prevent the danger of flashovers.

Metal Plating: NGK 1465 Laser Iridium Spark Plug IZTR5B11 has trivalent metal plating. It enables the spark plug to have anti-seizing and anti-corrosion properties.

Easy to Install: This improved spark plug has machine-rolled threads and comes as pre-gapped. It makes it super easy to install. It even comes in a set of 8 pieces.

Pros:

  • NGK 1465 Laser Iridium Spark Plug has been built with advanced technology.
  • This unique spark plug has an iridium center electrode with a copper code aiding in heat removal. It also saves and increases the horsepower of your vehicle as it uses less voltage.
  • This spark plug is a set of 8 pieces, all of the plugs with the same configuration. The machine-rolled thread and the pre-gap make it effortless to install.
  • The laser iridium spark plug has corrugated ribs preventing flashovers. The trivalent metal plating on it helps to prevent seizing and corrosion.

Cons:

  • NGK RE9B-T Laser Iridium Spark Plug is a great product overall. But, the mileage could have been better compared to the other spark plugs.

#3. AD Auto Parts New Motorcraft SP515 Spark Plugs For 5.0 Mustang

AD Auto Parts New Motorcraft (SP515) Spark Plug

AD Auto Parts New Motorcraft (SP515) Spark Plug is produced by AD Auto Parts but engineered and designed by the Ford Motor Company.

This well-made spark plug has excellent quality, dependability and can perform well under any circumstances. Recommended for Ford, Lincoln and Mercury vehicles.

This efficient spark plug has a precise fit and top quality for maximizing performance with excellent coverage.

It has platinum material that is suitable for high temperatures and can sustain well, and it can provide resistance to erosion. This ignition plug can easily last for 60k miles with optimum performance.

Key Features

  • Material: Platinum
  • Manufacturer:  AD Auto Parts
  • Thread Size: 16mm

Features

Material: New Motorcraft (SP515) Spark Plug is made with platinum and copper electrodes. It makes it last longer, even under high-temperature situations.

Fitment: It depends on the vehicle and its engine mostly. The Ford Motor Company engineers these so they can easily fit their cars like the 5.0 Mustang.

Durability: This amazing spark plug is of platinum and has expressly been made for surviving high temperatures. It is of top-notch quality and can survive extreme situations easily. So, it is durable, even in unfavorable conditions.

Optimum Engine Performance: Motorcraft (SP515) Spark Plug can perform well and smoothly. For this, the engine remains well and can provide you with optimum performance.

Special Motorcraft Design: Motorcraft (SP515) Spark Plug has a unique Motorcraft design. It ensures the best performance as well as its durability and dependability.

Resistance: This stable spark plug can provide more excellent resistance and anti-corrosion properties. It can be a long-lasting tool if used properly.

Installation: The installation process is straightforward with the machine-rolled threads. The thread is longer than average, which makes it super handy.

Reduced Misfires: This elegant spark plug can help your engine run without showing complications. The misfires in the engine are reduced for this.

Pros:

  • AD Auto Parts New Motorcraft (SP515) Spark plug is engineered and designed by the Ford Motor Company. AD Auto Parts manufacture it. For any Ford car like Mustang, this is a reasonable option.
  • This handy spark plug helps your engine to run smoothly. It can ensure optimum engine performance.
  • It is made of platinum and copper. It can easily sustain in high temperatures and perform the way it is supposed to.
  • This efficient spark plug is of excellent quality and can resist erosion and seizing properties. In addition to precise fit, it has superb mileage.

Cons:

  • Motorcraft (SP515) Spark plug is of top quality at a considerable price. Even though it is easy to install, you have to read about the process beforehand or break it in the process.

#4. Bosch Automotive 9616 Double Iridium OE Replacement Spark Plug

Bosch 9616 Double Iridium OE Replacement Spark Plug

Bosch Automotive 9616 Double Iridium OE Replacement Spark Plug is a product of the Bosch brand. They are known for their ignition products and their quality. This spark plug is made explicitly to deliver the best performance along with longer life.

Bosch Automotive 9616 Double Iridium OE Replacement Spark Plug has a modern design and laser-welded ground electrode, tapered for excellent performance.

The center electrode is of Iridium for longer life. This elegant spark plug has the exact fit and GDI technology. It has about four times longer life than the standard copper spark plugs.

Key Features

  • Center Electrode Material: Iridium
  • Ground Electrode Tip: Tapered
  • Insulator Material: Ceramic
  • Pre-gapped at: 1.1mm
  • Resistor Value: 6k Ohm

Features

Material: Bosch Automotive 9616 Double Iridium OE Replacement Spark Plug has an Iridium center electrode and a tapered ground electrode laser welded. It can survive a rough atmosphere with ease.

Gap: This elegant spark plug comes as pre-gapped. The gap is 1.1mm, which is the exact size you need for your Mustang, and it even fits well.

Heat range: The heat range on this spark plug is 7. This range is more compared to the other similar spark plugs.

Durability: The center electrode, as mentioned in the name, is made of Iridium. It has a very high melting temperature for which the spark plug lasts longer than any spark plug. Due to its unique design, it has about four times longer life than the average copper spark plugs.

Resistor Value: The spark plug has resistors in them. It has a value of 6k Ohm, which is more than the most spark plugs available.

GDI Technology: GDI stands for gasoline direct injection technology. This modern spark plug is OE matched spark position and is compatible with this technology.

Superior Ignitability: This enhanced spark plug has a 0.6mm firing pin for supplying superior ignitability. It also helps to perform well.

Corrosion Resistant: The spark plug is well-structured and has a 360 Degree continuous laser welded for resisting corrosion and increasing its durability.

Pros:

  • Bosch Automotive 9616 Double Iridium OE Replacement Spark Plug has a double iridium firing pin. It provides more excellent performance and ignitibility.
  • This durable spark plug is made of Iridium for sustaining rough situations. It has approximately 4x more extended service life compared to the other spark plugs.
  • This pre-gapped spark plug is an OE replacement with the exact fit and form. It can function appropriately for a long time without showing trouble.
  • 360 Degree continuous laser welded iridium firing pin is corrosion resistant. It also increases its durability.

Cons:

  • Bosch Automotive 9616 Double Iridium OE Replacement Spark Plug is a great spark plug performing smoothly. But the packaging could have been improved and it comes in a piece of one instead of coming as a set.

Mustang spark plugs FOR V6 ENGINE

Best Spark Plugs for 5.0 Mustang Buying Guide 

A crucial accessory for any car engine is the spark plug because it is the reason behind ultimate ignition. Primarily, it starts an artificial plug bolt so that it can light the fire inside of the chamber fuel. This automotive accessory requires performing some other important tasks as well to provide certain services. Replacing the spark plugs from time to time will help you retain the initial efficiency. Therefore, you will require the best spark plugs for your 5.0 Mustang. 

When it comes to the best overall spark plugs, you should better go for platinum spark plugs because they can provide all kinds of services to your engine and keep them going. But for better mileage, you should be routing for iridium spark plugs. Motorcraft spark plugs are popularly known best for their maximum performance. So, you need to fix your preferences and requirements first before going out to a store to buy spark plugs. Then it will be easy for you to pick the right spark plug for your car engine that can provide satisfactory services as well. 

Heat Range 

You should always remain careful while selecting heat range for your spark plugs to get the proper and accurate thermal performance. If the heat range of your spark plug is not optimal, then it can result in serious trouble and damage.

 The optimal end firing temperature should remain 500 degrees Celsius to 800 degrees Celsius (932 degrees Fahrenheit to 1472 degrees Fahrenheit). 

Gap

The gap of your spark plugs should be according to your applications. For racing applications, the plug gap you need to use should be between .020 and .040 of an inch. Most of the engine builders out there seem to fix around .035 of an inch. So, factors like cylinder heads, the type of ignition you run, fuel, and even timing can also affect the number of the gap you will require to make your engine work the best. 

2011-2017 Ford F-150 & Mustang 5.0L Spark Plug Replacement

5.0 Mustang Spark Plug Wire Order

The firing order for the 5.0 mustang spark plug is 1-4-2-5-3-6. When the number one cylinder is located in the front of the passenger and the pack of the coil rotates from the left head top to the left down the bottom, then 1-2-3-4-6-5 in clockwise will be the order.

5.0 Mustang Spark Plug Gap

YearEngineMotorcraft NumberGap (inches)
19795.0L (49 States) | 5.0L (California)ASF-52 | ASF-52-6.050 | .060
19804.2L (All)ASF-42.050
19814.2L (All)ASF-52.050
19824.2L (All)ASF-52.050
1982-855.0L Carbureted | 5.0L CFIASF-42 | ASF-52.044 | .050
19865.0L H.O.AWSF-34 or AWSF-44.050
1987-935.0L H.O.ASF-42.054
19935.0L GT-40 (Cobra)AWSF-42C.050

Source: https://lmr.com/products/79-93-fox-body-mustang-spark-plug-gap-specs

About 5.0 Mustang

With its port direct fuel injection, 420 lb.-ft. of tire squealing torque and 460 horsepower engine, you will never be in a situation where a power loss will happen. 5.0 Mustang engine has 5.0L Ti-VCT V8 engine.

5.0 Mustang is a true Ford American Legend. They were one of the first pony cars around the world. This car always remains on top for its top-class speed, power, and reputation. And spark plugs help this vehicle to function as a sports car even while investing in a Mustang coupe performance.

Spark plugs are the key that makes a 5.0L Mustang roar into the roads. However, this type of high-performance car requires cold spark plugs.

Cold spark plugs are designed in a way that they get more surface area to cover with the metal part of their body. Therefore, it is very important to choose the right type of spark plugs for your 5.0 Mustang.

5.0 Mustang Specs

The 5.0 Ford Mustang V8 GT possesses eight cylinders that are aspirated naturally in V longitudinal front 5.0 engine.

It can provide an available maximum torque of 529 Nm using 4600 rpm as well as a power output of a maximum 450 PS that is available at 7000 rpm.

It can be transmitted to the rear wheels of 19-inch size by a 6-speed manual gearbox.

5.0 Mustang Engine Specs

  • Displacement: 5038 cc
  • Block/ head material: aluminum/ aluminum
  • Bore x stroke: 93.0 x 92.7 mm
  • Compression ratio: 12.0:1
  • Horsepower: 480 HP @ 7000 rpm (Bullitt)
  • EPA city/highway: 15/25 mpg (Bullitt)
  • Torque: 420 lb.-ft. (569 NM) @4600 rpm
  • Specific Output: 95.2 HP/L

5.0 Mustang Engine Weight

The assembled engine on a traditional Body-Fox 5.0L weighs approximately 411 pounds. But this weight is without some accessories such as power steering, smog, flywheel, flexplate, alternator, and A/C. Therefore, it is considered as dry weight. The Coyote 5.0 weighs 444 pounds without accessories which are listed in the catalog of the Ford Racing Parts. 

5.0 Mustang Engine Diagram

5.0 Mustang Engine Diagram

5.0 Mustang Horsepower

The first model of 5.0 Mustang is the 1993 Ford Mustang 5.0L V8 and the horsepower of this Mustang was 205 HP. In the 2015-2017 5.0 models, the horsepower is 385 HP at 5750 rpm. Whereas, in 2018 5.0 model engine has a horsepower of 395 HP at 5750 rpm. But the latest 2020 5.0 Mustang GT model has a horsepower of 460 HP.

How Much Horsepower Does A 2021 Mustang 5.0 Have?

A 2021 Mustang 5.0 has 460 horsepower (HP) with fuel port direct injection and 420 lbs.-ft. of torque (tire-squealing). You will never be at a loss of power with this engine.

Is A V8 A 5.0 Mustang?

Yes, a V8 is a 5.0 Mustang and it means a 5.0-liter V8 engine that has 480 horsepower and 420 lbs.-ft. of torque.

How Much HP Does A 5.0 Mustang Run?

A 5.0 Mustang GT possesses an engine of 5.0-liter V8 that can put out 460 horsepower as well as 420 lbs.-ft. of torque. The 5.0 Mustang Bullitt utilizes this engine properly. But it is rated as a 480 HP engine that is gained by a 10-speed automatic.

A 6-speed manual transmission is standard equipment, and a ten-speed automatic transmission is an optional one.

How Much Is A Mustang 5.0 GT?

A Mustang 5.0 GT with the famous 5.0-liter V8 engine price starts at $36,150 and the latest Mustang Coupe Mach 1 is priced at $51,750. Whereas a 2021 Shelby GT500’s price begins at $70,350.

What Is A Mustang 5.0 Top Speed?

The top speed for a Mustang 5.0 is 155 mph approximately.

How fast is a 5.0 Mustang HP?

If you want to go as fast as you can, then you need to maximize the speed potential of your engine so that you can have all the potential power to go fast.

But to do so, you must need a GT model engine that has a 5.0-liter V8 engine which can make horsepower of 460 HP and torque of 420 lb.-ft. You can move from zero to sixty mph in just 3.9 seconds which is already in the neighborhood of the four-second but they require lower than that because of their performance package. 

Ford Mustang 5.0 engine horsepower

The Ford Mustang 5.0 V8 engine comes with 460 horsepower and 420 pound-feet of torque which can provide you with a faster car experience. 

FAQ

How much are spark plugs for a Mustang GT?

Ford Mustang GT spark plug replacement costs are quite reasonable. Labor costs of replacement are estimated between $110 and $139 and only parts are priced at $41. 

What gap should spark plugs be?

Factors like cylinder heads, the type of ignition you run, fuel, and even timing can also affect the number of the gap you will require to make your engine work the best. Most of the engine builders out there seem to fix around .035 of an inch. For racing applications, the plug gap you need to use should be between .020 and .040 of an inch. So, the gap of your spark plugs should be according to your applications

What kind of engine does a Mustang 5.0 have?

A Mustang 5.0 has the 5.0L Ti-VCT V8 engine which you will see under the hood of the 2021 Ford Mustang Bullitt and the Ford Mustang GT 2021. Both of these models feature a torque rating of 420 lb.-ft. Though the 2021 Mustang GT comes with a horsepower rating of 460 while the famous 2021 Mustang Bullitt features a staggering horsepower rating of 480. 

Is the Ford 5.0 a good engine?

Ford 5.0 engine is introduced in the 12th generation and this F-150 engine has been a perfect engine option for car owners. Coyote 5.0 engine is appreciated for its reliability, power, and overall ease of ownership. So, we can say that the Ford 5.0 engine is a good one. 

How much horsepower does a 5.0 Coyote Mustang have?

The 5.0 Coyote Mustang is a hugely powerful engine. It is even stock off the line. With a few mods of power, it certainly can hit the 750 horsepower mark at the crankshaft as far as you get the right configuration and tuning. 

What spark plugs does Ford use?

Ford uses a lot of spark plug brands these days. You may find some Ford or GM engines are factory-equipped with Bosch spark plugs, Chrysler engines are equipped with NGK or DENSO to spark plugs, Mazda engines are equipped with Motorcraft spark plugs, and so on. Among the latest models, Ford uses NGK spark plugs in Saturn engines. 

Conclusion

Spark plugs are an immensely important part of any car including your 5.0 mustang. The above list contains all the best spark plugs for 5.0 Mustang for your vehicle. Each spark plug has its perks like price or specification or durability.

But, overall, all of them are great options for the vehicle. It depends on which one favors you and matches your taste in the end.

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