How many spark plugs does a 4.7 Dodge engine have?
The 4.7 Dodge engine, commonly found in vehicles like the Dodge Ram, Jeep Grand Cherokee, and Dodge Dakota, is a V8 engine that has been a reliable workhorse for many years. If you're wondering how many spark plugs this engine requires, you're in the right place. As an experienced auto service provider, I’ll break it down for you.
Understanding the 4.7 Dodge Engine
The 4.7 Dodge engine is an eight-cylinder (V8) engine. Each cylinder in a gasoline engine requires a spark plug to ignite the air-fuel mixture, which powers the engine. Therefore, the number of spark plugs is directly related to the number of cylinders in the engine.
How Many Spark Plugs Does It Have?
The 4.7 Dodge engine is equipped with a total of 16 spark plugs. This might come as a surprise since most V8 engines typically have one spark plug per cylinder, totaling eight spark plugs. However, the 4.7 Dodge engine uses a dual-spark plug design, meaning each cylinder has two spark plugs. This design improves combustion efficiency and reduces emissions.
Why Does the 4.7 Dodge Engine Use Dual Spark Plugs?
The dual-spark plug system offers several advantages:
- Improved Combustion: Two spark plugs per cylinder ensure a more complete and efficient burn of the air-fuel mixture.
- Reduced Emissions: Better combustion leads to fewer unburned fuel particles, which helps lower emissions.
- Smoother Performance: The engine runs more smoothly due to the enhanced ignition process.
When Should You Replace the Spark Plugs?
Regular maintenance is key to keeping your 4.7 Dodge engine running smoothly. Spark plugs should typically be replaced every 30,000 to 100,000 miles, depending on the type of spark plugs used (copper, platinum, or iridium). Always refer to your vehicle’s owner manual for the recommended replacement interval.
Conclusion
In summary, the 4.7 Dodge engine requires 16 spark plugs due to its dual-spark plug design. This setup enhances performance and efficiency, making it a unique feature of this engine. If you’re due for a spark plug replacement or have any questions about your vehicle’s maintenance, feel free to contact us at Kevin’s Autos for expert advice and service!
Frequently Asked Questions
How many spark plugs does a 2008 Dodge Ram 4.7 L have?
16 spark plugs
4.7L Power Tech V8 engines from 1999 to 2008 had 8, and 4.7L from 2008 to 2013 had 16 spark plugs. You could also open the hood and count them.
How many spark plugs does a 2008 Dodge Dakota 4.7 have?
The 08 and up 4.7 has 16 spark plugs. 8 of which are due every 30,000 miles and the other 8 at 102,000 miles.
Is a 4.7 a 6 cylinder?
The 4.7 L V8 is available with four speed and five speed automatic transmissions and a 5 speed manual transmission. The PowerTech was on the Ward's 10 Best Engines list for 1999.
How many spark plugs does a 4.7 have?
16 plugs in a 4.7.
Do Hemis use 2 spark plugs?
There are two spark plugs per cylinder in a HEMI V8 engine. So, when the plugs need replacing, there are 16 to change, not eight. Also, it should be noted that all HEMI V8 engines use coil-on-plug ignition systems.
Can a V8 have 16 spark plugs?
This helps get complete combustion, improves fuel economy, emissions and power. It also provides space for larger valves in engines with two valves per cylinder. Modern V8 engines with 16 spark plugs include Chrysler's HEMI V8s and Ford's 6.2 liter V8.
What Dodge engines have 16 spark plugs?
How many spark plugs are there in a Hemi V8? All modern Chrysler Hemi engines use two spark plugs per cylinder for a total of 16 spark plugs. This includes engines built in 2003 and later, ranging from the 5.7 liter to the 6.2 liter Hellcat engine.
What is the order of the cylinders on a 4.7 L Toyota V8?
4.7L Engine Firing order: 1-8-4-3-6-5-7-2 Distributorless ignition system.
What is the cylinder order for a 4.7 L?
It's your typical 1-8-4-3-6-5-7-2 layout, with the left (driver) side bank being odd numbered. All coil pigtails are arranged in the harness to make it difficult to cross-wire two; some years have taped cylinder numbers on the pigtails of both the coil and injector wiring.
How many spark plugs does a V8 Dodge Ram 1500 have?
There are 8 spark plugs used on the Ram 1500 4.7L flex fuel engine. Beginning in 2010, 16 plugs were used, but the 2007 only has 8. I hope this information helps, and let me know if you need further assistance with this.
