Are you having trouble starting your car? Is your 5.7 Hemi giving poor mileage? These are telltale signs that your spark plugs are misfiring. Spark plugs help the engine to start. If the spark plugs are not doing their job then your check engine light will be on and changing your spark plugs for 5.7 Hemi are imminent.
If you don’t know what a spark plug is or what are the indications for getting new spark plugs or which are the best spark plug for 5.7 Hemi then you are in the correct place. Let’s start with what are spark plugs, spark plugs deliver the electric current to the engine in order to produce power. Including the 2 signs for getting new spark plugs there are few other indication and they are as follows:
- Indication of bad spark plug is evident when your engine makes noise when it’s idle.
- Accelerating takes more time than before.
For all these reasons you must change the spark plugs when it is indicated or you notice the above problems. As different engines use different spark plugs knowing the correct spark plug for your engine can be daunting so to help you get the best spark plug we have compiled a list for your 5.7 Hemi:
How Many Types of Spark Plug are There?
But before we discuss various brands of spark plugs let’s see what are the different types of spark plugs out there so you can make an informed decision while buying.
Copper spark plugs were used by the ancients meaning it was one of the first of its nature. It is the oldest and the cheapest of its kind and thus with modern engines copper spark plugs are not the answer. Compared to other spark plugs, copper is not as long-lasting and strong.
Platinum spark plugs are many times stronger and sturdier than copper. For a boost in performance you can get the platinum spark plugs which will last longer and can be used in both new or old engines. You cannot go wrong if you go for double platinum.
Iridium spark plugs are the best for modern engines because of its long lifespan and its efficient use of fuel. As it is not prone to rust and can be used for longer periods of time. To get the best performance out of your engine use iridium spark plug and drive stress free knowing you are using the best.
Our Picks On The Best 5.7 Hemi Spark Plugs
Now you know a little bit about spark plugs, let’s find out which spark plugs are the best fit for your 5.7 Hemi engine:
1. Set of 16 Chrysler Jeep Dodge Ram 5.7 Liter HEMI NKG Spark Plugs Mopar
With a solid copper core the spark plugs can be used for 35000 miles without replacing the part again. A perfect set of spark plugs for 5.7 Hemi as it comes with 8 pairs which is the amount of spark plugs needed for the engine.
The factory made OEM parts are best suited if you want to up your mileage. Mopar spark plugs are reputed for its longevity with increased performance rate. As they are original parts you won’t have to gap them but checking them once with a gapper is recommended. According to NGK you should not use anti seize lubricants on the spark plugs because it has a risk of damaging the spark plugs itself or damaging the engine head.
As the spark plugs are designed for specific engines check this list to ensure you buy the correct one for your engine. These spark plugs are not suitable for engines that are made after 2014 because the FCA has changed it from copper plugs which these are then to iridium spark plugs.
You can use this set on the following engines:
- 2009-2013 Dodge Ram 1500
- 2010-2013 Dodge Ram 2500
- 2011-2013 Dodge Ram 3500
- 2009-2013 Durango
- 2009-2013 Chrysler 300
- 2009-2013 Jeep Grand Cherokee
- Comes with a set of 16 plugs
- Long lifespan
- High quality
- Installation process is lengthy
Are they pre-gapped or do you need to gap them?
Yes, they are pre-gapped.
2. Champion Copper Plus 570 Spark Plug (Carton of 1)
Made of copper, the Champion copper plus 570 spark plugs are made to last longer while simultaneously providing high performance. Exactly what you want for older model engines but will work best for your 5.7 Hemi as well. The spark plugs are not pre-gapped so you need to adjust to what the specific gap required for the 5.7 Hemi engine, which is 0.043. As Champion only sells one each you would need to buy the whole set, the 5.7 Hemi uses 16 spark plugs so you have to buy 15 additional ones.
Don’t worry as these spark plugs are reasonably priced and laced with anti corrosives it can be used for longer thus it is a bargain buy. Although the electrode is copper it can be argued that it wears off quickly so replacing it within the recommended miles used would be better for maintaining engine heads.
Check the year list if you have the correct engine:
- 2003-2010 Dodge Ram 1500
- 2003-2010 Dodge Ram 2500
- 2003-2010 Dodge Ram 3500
- 2003-2010 Dodge Durango
- 2005-2010 Chrysler 300
- 2005-2010 Jeep Grand Cherokee
- Copper tips with electrode constriction
- A basic and simple model
- Decent lifetime
- Reasonably priced
- Not great for the latest models of trucks
Do these spark plugs have washers?
Yes, the washers are included.
3. 16 pc NGK V-Power Spark Plugs compatible with Dodge Ram 1500 5.7L V8 2003-2008 Ignition Wire Secondary
- This 16 pack NGK V-Power Spark Plug is compatible with Dodge Ram 1500 2008, 2007, 2006, 2005, 2004, 2003 5.7L V8 and is perfect for a tune up or performance upgrade.
- REDUCE EMISSIONS AND MISFIRES: This tried-and-true Spark Plug boosts performance, reduces emissions, and enables better fuel economy so that your engine runs at its best. The durable shell reliably protects the spark plug from corrosion, ensuring long-lasting sparking capabilities. The center and ground electrodes promote sharper spark focus for fewer misfires
- IMPROVE IGNITION AND SPARK EFFICIENCY: This Spark Plug employs advanced center and ground electrodes to produce complete and efficient combustion and deliver an outstanding spark for faster, stronger, and more powerful combustion over the life of the spark plug. The corrosion-resistant center and ground electrodes minimize spark gap growth and provide greater ignitability and spark efficiency
- RELY ON QUALITY IGNITION COMPONENTS: From their start in 1936 through today, the NGK product line is proof of their dedication to innovation, performance, and quality. In order to deliver high-quality spark plugs and oxygen sensors to the automotive community, NGK has partnered with auto manufacturers to engineer automotive parts that fit both the vehicles of today and of the future
- TRUST IN NGK NTK: Explore components built by the world leader in the design of spark plugs and oxygen sensors. Their attention to performance excellence is what has differentiated them from the competition and allowed them to be the number one supplier of spark plugs and oxygen sensors
One of the most trusted companies which have been making spark plugs since 1936, with their innovative ignition wire it has always been one step ahead of the competition. Due to this they have been producing and delivering high quality trusted spark plugs which you can install fairly easily.
If you want to upgrade yourself from the OEM then this is the spark plug for you. To avoid misfires and get better fuel mileage for your 5.7 Hemi you should replace your old spark plugs.
For durability and strength use these platinum plated best spark plugs for dodge ram 1500 5.7 hemi. Reliability along with corrosion resilient electrodes ensures that the spark plugs will last longer. Also it prevents the gap from growing which results in efficient use throughout its 34000 miles life.
NGK V-Power Spark Plugs can be used with few 5.7 Hemi engine fitted cars, below is a list to help you make the selection:
- 2003-2017 Dodge Ram 1500
- 2008-2017 Dodge Ram 2500
- 2008-2017 Dodge Ram 3500
- 2008-2017 Dodge Durango
- 2008-2017 Chrysler 300
- 2008-2017 Jeep Grand Cherokee
The gap needs to be checked before fitting.
Will these work on 2012 dodge ram 1500?
Yes, the spark plugs will work on your ‘12 ram 1500
4. Autolite APP5325-4PK Double Platinum Spark Plug, Pack of 4
- Full platinum tips ensure virtually no gap erosion
- Works to optimize engine performance for a longer life and improved fuel economy
- Necked-down center electrode fires quicker and cleaner, with less voltage for easier starts and quicker acceleration
- High nickel alloy side electrode maintains precise gap
- Full copper core electrode provides better performance in all conditions
- Fit type: Vehicle Specific
The Autolite spark plugs have a platinum tip with copper core electrode which gives more acceleration and provides top quality performance in every condition. Everyone knows platinum is the buy word for durability and can be used long term. Although the installation takes longer than normal, the simple process makes it all worthwhile.
As the spark plugs have a platinum tip which provides a perfect fit that results in less gap and less erosion. The platinum tip results in faster response time from the engine which results in greater explosive acceleration and gives better mileage.
The installation process takes time due to the fact that it requires anti-seize lubricants which are used so that when the time comes for replacing the spark plugs you can unscrew it with relative ease. To get better performance and increase your mileage you can use this spark plugs and for the perfect fit check engine specs list below:
- 2009-2010, 2011-2021RAM 1500
- 2019-2021 RAM1500 CLASSIC
- 2009-2010, 2011-2018 RAM 2500
- 2009, 2011-2018 RAM 3500
- 2015-2017 CHRYSLER 200
- 2009-2021 CHRYSLER 300
- 2009,2011-2021 DODGE DURANGO
- Durable platinum tip
- Faster acceleration
- Adds mileage
- No gap erosion
- Requires anti-seize
- Takes time to install
How many spark plugs come in a pack?
It comes with only one. It shows a photo of 4 but that’s if you order 4 of them.
5. TUNE UP KIT | X 16 OEM PLATINUM Spark Plugs | SMP Ignition Wires | DENSO Coil On Plug Boots | Fits: 2003 2004 2005 Dodge Ram Pickups 5.7 Hemi | 2004-2005 Dodge Durango With 5.7L
A customer favorite for 5.7 Hemi because of its easier installation process. Another popular reason is that it comes with the full set so you don’t have to worry about buying multiple plugs to complete the set. Although it takes time to install it does come with all the wiring which comes in handy if the old ones have worn out. You will have to as usual check the gaps on the spark plugs and if you are like me then you will need to resize the tubes of the coil-on plug boots. If you do this then the inside of your hood will be neat and clean.
The spark plugs provide overall better engine performance and along with its OEM suited specs are designed for 5.7 Hemis.
These spark plugs will fit 2003-2005 Dodge Ram Pickups With 5.7L Hemi and with 2004-2005 Dodge Durango With 5.7L Hemi.
Required equipment for the installation is provided
Easy and neat installation
8 ignition spiral plugs
8 coil-on-plug boots
Lengthy Installation Process
Will this kit work for a 2005 Jeep Grand Cherokee with the 5.7 hemi?
Yes, this will fit the 2005 Jeep Grand Cherokee with the 5.7 Hemi.
6. Autolite XP5263-4PK Iridium XP Spark Plug, Pack of 4
The platinum alloy inside the iridium electrode ensures no gap for less erosion and can be used longer. The iridium electrode is engineered for better ignitability performance thus you will have better engine performance and low fuel. The design ensures that the platinum trimmed side wire makes sure that it doesn’t wear out so easily.
These come pre-gapped but just to make sure you don’t run into trouble in the future check the gap with your engine specification. The pack comes with only 4 so make sure you order 4 more as you will need 2 per cylinder and the 5.7 engine has 8 cylinders so you will need 16 individual spark plugs.
These OEM designs are made for specific engines which makes sure there is a perfect fit. These are the 5.7 Hemi engine vehicles that Autolite XP5263 spark plugs can be used
- 2003-2008 DODGE RAM 1500
- 2003-2008 DODGE RAM 2500
- 2003-2008 DODGE RAM 3500
- 2005-2008 CHRYSLER 300
Limited lifetime warranty
Designed for perfect fit
Easy to install
It comes with only 4.
7. Bosch Automotive 0242225664 9654 Double Iridium Spark Plug (4X Longer Service Life), 4 Pack
- Double iridium firing pin and ground electrode inlay provide 4X longer service life compared to standard Copper plugs
- 0.6mm fine wire firing pin provides superior ignitability and performance
- 360 degree continuous laser weld fuses corrosion resistant iridium firing pin to base for increased durability
- 7 year performance Satisfaction guarantee
- Original equipment, pre-gapped replacement delivering optimum fit, form and function
- Fit type: Vehicle Specific
The spark plugs for 5.7 Hemi as Bosch Automotive works smoothly due it high performing double iridium spark plugs. These will last longer than the copper plugs providing the engine with better ignitability thus giving more power for those quick accelerations. The spark plugs will also have better mileage than your OE part, in some ways these will exceed OEM when installed properly.
After installation you can notice faster start up also at high speeds you will have faster response times. The Bosch spark plugs don’t need to be gapped or use anti seize which makes the installation process faster.
Don’t worry about iridium spark plugs; they are reasonably priced. The pack contains 4 plugs so when ordering you need to order 4 which will make it 16 for proper use. For long lasting and reliable spark plugs you should get this pack.
These are the engines the pack will work with:
- 2009-10 Dodge Ram 1500
- 2009-10 Dodge Ram 2500
- 2009 Dodge Ram 3500
Ideal wire design
Extremely affordable in price
Can be installed easily
Not great for all models
Where are these made? Germany or another country?
Yes, it is made in Germany.
8. 8 PCS NEW — NGK 3403 G-Power Platinum Alloy Spark Plug TR55GP
- FREE SHIPPING For This Item
- G Power
- NGK 3403
- 1order = 8 Pieces
The platinum tip provides improved ignitibily, good mileage along with quicker start time. The small tip improves anti fouling thus requiring less voltage to fire. The metal plating provides it with anti corrosion and anti seizing properties. It comes with a 60 day warranty if there are any defects regarding the manufactured products.
This pack contains 8 pieces so you need to buy 2 of these packs as you will need 16 pieces of spark plugs for your 5.7 Hemi. Although the OE replacement comes pre gapped you should make sure the gap is 0.043, as it comes with a 0.060 gap size you would need to adjust that before you can install it.
You don’t want a misfiring engine after the replacement so it’s better to check before installation. For their price this pack does come in handy as it will last you longer than the rest, while performing like a champion.
You can use the NGK 3403 for your 2003-2010 Dodge Ram 5.7 Hemi.
Good for its price
Gap needs to be adjusted
Can I use my old cables, or do I need to buy new specific cables?
If the previous cables have no wear and tear then you can use the same cables as these are direct fit replacements for your engine
9. E3 Spark Plug E3.48 Automotive Spark Plug
A modern spark plug made in China with its patented DiamondFire design will get you more power and cause less pollution. E3 spark plugs generate fast engine start up and provide longer lifespan for the spark plug.
You will have to buy 16 spark plugs as this only has 1 with each order. The pre gapped spark plugs are not according to your Dodge Ram 5.7 Hemi specs so you need to do some tinkering before you install them. The installation process may be lengthy but the improvements are noticeable.
After installing you will be able to get good mileage out of your 5.7 Hemi engine. Also, you will be able to notice the considerate increase in power as you will accelerate like the first time you bought the car. The best part is the 100,000 miles warranty that comes with the purchase so you will be cruising in swag.
- 5 Year warranty
- Less pollution
Does this come with 4 spark plugs?
No, this comes with 1 spark plug.
10. APDTY Tune Up Kit Includes 16 OEM Spark Plugs, 16 Ignition Wires & COP Coil On Plug Boots Fits 2003-2005 Dodge Ram Pickups With 5.7L Hemi / 2004-2005 Dodge Durango With 5.7L Hemi
- Brand New Complete 16 Spark Plug & Wire Tune Up Kit
- Includes All 16 Spark Plug, 8 Ignition Spark Plug Wires & 8 Coil On Plug Boots
- Everything Needed For A Basic Tune Up On Models Indicated
- Match Vehicle To Compatibility Chart To Ensure Exact Fitment
The reason this is the best spark plugs for 5.7 hemi engines is because it comes with the exact numbers of spark plugs needed for it. It is also easy to install but takes a bit more time as you have to replace a significant number of plugs. The ignition wires provide you with a neat and clean process which looks good. But, you may need to cut the wire length to your liking for it to look neat.
You will see significant improvement when this tuned up kit will be installed, with better performance and fuel economy. The 2003-2005 Dodge Ram 5.7 Hemi engines will be a perfect match with these spark plugs as it comes with a full set. Always match the vehicle compatibility before making any purchase so that you will be able to get the optimum result from your Hemi engine.
The OEM spark plugs for 5.7 hemi also are well-suited for with 2004-2005 Dodge Durango.
- Set of 16
- Easy installation
- Installation time takes more.
Things to keep in mind while buying spark plugs for 5.7 Hemi
As different engines use different types of spark plugs this is why quality matters more than the brand. Getting a premium quality spark plug can improve your engine’s fuel intake and you can go faster as well.
Buying quality spark plugs will also reduce the amount of time in servicing and maintenance, allowing you to drive in peace for longer and smoother.
The cylinder head where your spark plug needs to be the correct fit. If the plug doesn’t fit perfectly in your 5.7 Hemi engine then it won’t be of any use.
By using the owner’s manual you can determine which size will fit according to the model of your car.
As spark plugs are designed for specific engines they come pre gapped to fit perfectly in its cylinder head. But, checking if the gap is precise for your 5.7 Hemi you should always make sure if the gap is measured correctly.
Using a grapper tool you can determine if you have received the correct spark plug. 5.7 Hemi uses 0.43 inches gap size spark plug so adjust the gap if you see any discrepancy. This is done to avoid drop in performance and for prolonged use of the spark plugs.
Different types of engines use different amounts of spark plugs. A V8 engine spark plug usually comes with a set of 8 individual plugs but a 5.7 Hemi uses 16 plugs. You read that right, you need to be careful when placing the order to make sure you got the 16 set plugs if you want to change all of them.
The difficulty you face when starting your car mainly due to faulty spark plugs. Your check engine sign may be on as well then it’s time you change those spark plugs. In this guide I have tried to discuss all the necessary points you need to keep in mind when changing and getting new spark plugs.
Getting premium spark plugs set can set in the right direction for thousands of miles. If you don’t get the perfect size and gap for the spark plugs you won’t be able to get the preferred performance out of it.
From the above discussion you will also know which one is the best spark plug for 5.7 Hemi and the guide will guide you when to change spark plugs as well. Hopefully the time invested here has been fruitful for you.
Greetings from James Milan. I am an Automotive enthusiast and car repairing expert for over 12 years. Blogging is one of my hobbies. According to my interest, I’ve started this blog to share my thoughts about the Automotive sectors and hope you’ll love it.