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407 lb⋅ft (552 N⋅m) 2013-2018. 5.7 L (345 cu in) Hemi V8. 395 hp (295 kW; 400 PS) 410 lb. This should have prompted a study into heat range applications for the spark plugs but the same plugs are being used I believe as early as pre 2009.
Changing Spark Plugs What You Need to Know Before You Attempt to DIY

You have to stick with the Champion copper plugs SPRE14MCC4 (Chrysler) or Champion #570 16 of them replaced at the same time and tightended with torque wrench to 13 ft-lbs. Edited by Mikey on 9/20/2009 at 11:45 PM EST. Ask Your Own Dodge Question.
Best Spark Plugs for 5.7 Hemi Mechanic Guides

Buy 16 pc NGK Iridium IX Spark Plugs compatible with Ram 1500 5.7L V8 2011-2021: Spark Plugs. 4.7 out of 5 stars : Best Sellers Rank #27,806 in Automotive. and gas mileage was sucking worse than normal on a 5.7 Hemi. These plugs were an upgrade from the garbage stock plugs the manufacturer originally installed. They were all gapped.
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Check Price. 10. Chrysler 300 Jeep Dodge Ram 1500 Set of Sixteen Spark Plugs OEM. The Mopar spark plugs are probably one of the best spark plugs for your 5.7 Hemi engine. These spark plugs are mostly made of nickel but their ceramic insulator ensures that they're super strong.
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The Bosch Double Platinum IR Fusion Spark Plugs are the ideal choice for any Ram 1500 5.7 Hemi that has been built before 2023. These plugs offer reliable performance and longevity in both standard and extended life models. We also suggest NGK Iridium IX Spark Plugs or DENSO Twin Tip Spark Plugs if you're looking for an upgrade over the Bosch.
Here's Why the 5.7 Hemi Has 16 Spark Plugs CarCareCamp

Iridium spark plugs are the best for 5.7 Hemi engines. These spark plugs are more robust, have a higher melting point than most other spark plugs, and can reduce emissions. The 5.7 Hemi is a very powerful engine because it has 370 horsepower and high torque. You'll need a spark plug to handle this pressure without damaging the 5.7 Hemi's.
C/s need spark plugs replaced for misfire code on 5.7 hemi

Recommended Spark Plugs for Dodge RAM 1500 5.7 Hemi. In short, the recommended spark plugs for Dodge RAM 1500 5.7 Hemi are NGK Iridium plugs. A close second would be the Bosch spark plugs. The best bit about spark plugs is that there isn't a big cost difference between conventional, Platinum, and the range-topping Iridium ones.
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Depending on the model year of the 5.7L the spec plugs are either copper/nickel (change every 30K miles) or the platinum plugs (change every 100K miles). . 2012 R/T with Road&Track and Super Track Pak, HHP 180°F thermostat. DiabloSport i2 inTune, HemiFever 91-octane custom tune, Tazer.
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The best spark plugs for 5.7 Hemi ram typically have some kind of protection against corrosion and seizing. Some such as the Bosch plug have a nickel-plated shell that does not require an anti-seize coating. Number of plugs in the package. Different engines require different numbers of plugs. The 5.7 hemi requires 16 plugs.
10 Best Spark Plugs For 5.7 Hemi

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. 6. Autolite XP5263-4PK Iridium XP Spark Plug, Pack of 4.
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That iridium spark plug is the strongest plug. Also iridium spark plugs are suitable for older car models, improving their performance, but many people think the opposite. It is high-performance, spark plugs with a central iridium electrode, which consist of durable alloy. Longevity: 75-80 thousand miles.
Top 6 Best Spark Plugs for 5.7 L Hemi DAVES OIL CHANGE

Froade23. 2 posts · Joined 2022. #17 · Feb 20, 2022 (Edited) Speaking of materials, there are ruthenium spark plugs. For 5.7 HEMI, NKG LFR5AHX will fit. They last up to 120k miles according to the manufacturer and cost the same as iridium.
Top 10 Best Spark Plugs For 5.7 Vortec Reviews With Scores VarietyPick

Factors to consider before buying the best spark plugs for 5.7 hemi. 1. Gap Style. Spark plugs are designed differently for varied types of gasoline and diesel engine. The required optimum gap is 0.43 inches. Hence, before purchasing the spark plug, you need to understand the exact Gap style. 2.
How to Change Hemi Spark Plugs 5.7 (2012 Dodge Ram 1500) YouTube

Installing Spark Plugs in a Hemi 5.7 Engine. Installing spark plugs in a Hemi 5.7 engine is a relatively simple task, but it is important to follow the steps carefully to avoid damaging the engine. 1. Locate the spark plugs. The spark plugs are located in the cylinder heads of the engine. Each cylinder has one spark plug. 2. Remove the spark.
Spark Plugs for Dodge Ram 1500 5.7 Hemi HOT List

Mopar 5.7 Hemi Spark Plugs. This is a great set of 16 spark plug Hemi and comes at an affordable price. Mopar 5.7 Hemi Spark Plugs feature nickel core material and that gives it the ability to last. It is versatile and suits different vehicle types. Compatibility With Different Vehicles.
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Recommended Spark Plugs for 5.7 Hemi. To make your work easier, we have made a list of the 10 best spark plugs for your 5.7 Hemi. Have a look if you want the nicest and smoothest drive! Mopar Set of 16 Chrysler Jeep Dodge Spark Plugs Mopar (Best overall) Bosch Automotive 8162 Double Platinum Spark Plug. NGK LZFR5C-11 Spark Plug.