4.7 v8 engine

Types of 4.7 V8 engines

The 4.7 V8 engine has become one of the most popular internal combustion engines. Also, it is called the ""Hemi V8 engine"" because of its hemispherical combustion chamber. The 4.7 V8 engines power different types of vehicles, such as trucks, cars, and SUVs. The engines are popular because they offer good acceleration and performance. Furthermore, the 4.7 V8 engines have better fuel efficiency compared to the old 5.2-liter V8 engines. There are different types of 4.7 V8 engines, and some of them are as follows.

• Chrysler 4.7L V8 engine

  The Chrysler 4.7L V8 engine was produced from 2001 to 2013. It is a 4.7L 8-cylinder, liquid-cooled, and longitudinally front-mounted internal combustion engine. The Chrysler 4.7L V8 engine has a cast iron engine block and aluminum alloy cylinder head. This engine uses a timing chain drive to time the camshaft. The 4.7L V8 engine is rated between 230 to 305 horsepower and 290 to 330 lb-ft torque.

• 4.7L HEMI V8 engine

  The 4.7L HEMI V8 engine is a Chrysler 4.7L V8 engine variant. It is also called the ""4.7L Stroker HEMI V8 engine"". The 4.7L HEMI V8 engine has a larger bore and stroke compared to the standard Chrysler 4.7L V8 engine. The bore and stroke of the 4.7L HEMI V8 engine are 3.9 inches (99.06 mm) and 3.4 inches (86.36 mm). The 4.7L HEMI V8 engine can generate more power and torque, making it suitable for high-performance vehicles.

• FCA 4.7L V8 engine

  The FCA 4.7L V8 engine is a Chrysler 4.7L V8 engine variant. The FCA 4.7L V8 engine is designed and manufactured by FCA US LLC. The 4.7L V8 engine is used in several vehicles, such as the Dodge Dakota, Dodge Durango, Jeep Grand Cherokee, and Chrysler Aspen. The FCA 4.7L V8 engine uses a multi-port fuel injection system to improve fuel efficiency and engine performance. This engine can generate between 230 to 260 horsepower and 290 to 325 lb-ft torque.

Specification and maintenance of 4.7 v8 engines

The specification of the 4.7-liter V8 engines is different depending on the make and model.

• Displacement:

  The term displacement refers to the total volume of all cylinders in an engine. The 4.7-liter V8 engine has a displacement of 287 cubic inches. This means that the engine takes in and expels 287 cubic inches of air with every rotation.

• Cylinders:

  The 4.7 V8 engine has eight cylinders that are arranged in a V-shape configuration. The cylinders are responsible for combustion, which powers the engine.

• Horsepower:

  Different 4.7-liter V8 engines generate different horsepower depending on the make and model. However, the horsepower ranges from 250 to 300. The horsepower is the power generated by the engine to propel the vehicle.

• Torque:

  Just like the horsepower, the torque generated by the 4.7-liter V8 engines differ depending on the make or model. The torque generally ranges from 400 to 420 Nm. The torque generated by the engine is responsible for turning the crankshaft.

• Fuel system:

  The fuel system in the 4.7 V8 engines is either fuel injection or a carburetor system. The fuel injection system atomizes the fuel and delivers it to the cylinders under pressure. This results in better fuel efficiency and performance. On the other hand, the carburetor system mixes air and fuel into the cylinders. The carburetor system is found in older V8 engine models.

• Ignition system:

  The ignition system in the 4.7-liter V8 engines is either a distributor ignition or coil-on-plug ignition. The distributor ignition system sends the electrical signal from the ignition coil to the spark plugs through a distributor. On the other hand, the coil-on-plug system has an ignition coil on each spark plug. This eliminates the need for a distributor and improves the engine's performance.

Maintaining the 4.7-liter V8 engines is vital for optimal performance and durability. Here are some maintenance practices for the 4.7 V8 engines:

• Regular oil change: Engine oil lubricates the moving parts in the 4.7-liter V8 engines. It is important to change the engine oil regularly to avoid buildup of dirt and debris.
• Air filter replacement: The air filter prevents dirt and debris from entering the engine. Inspect and replace the air filter regularly to ensure the engine gets sufficient air.
• Tire rotation: For even tire wear, remember to rotate the tires after every 5000 to 7000 miles.
• Regular spark plug replacement: The spark plugs ignite the air-fuel mixture in the engine cylinders. Over time, the spark plugs wear out or accumulate dirt which affects their performance. Check the spark plugs regularly and replace them if necessary.

How to Choose 4.7 v8 engines

When sourcing 4.7 L V8 engines, consider the following:

• Market demand

  There should be a ready market for the engines. It would be prudent to conduct market research to understand trends and how frequently customers purchase the engines. While the Dodge 4.7L V8 engines are popular, not all customers want them. Stocking various engine options is a surefire way of meeting various customers' needs.

• Compatibility

  Opt for engines with a broad range of compatibility. For instance, the Dodge 4.7L V8 engine fits into many Dodge and RAM trucks. The more compatible an engine is, the higher its demand will be.

• Supplier reliability

  Working with a reliable supplier is critical. The supplier should deliver quality engines consistently. Additionally, the engines should reach the buyer in perfect condition. Thus, the buyer may need to partner with a supplier offering a sturdy shipping package.

• Quality and condition

  Buyers should stock high-quality and durable engines. It would be prudent to source new engines as they are in mint condition and have a long lifespan. However, buyers can also purchase refurbished or used engines, provided they are in good condition and will serve the customers for a reasonable period.

• Price and profit margins

  Before purchasing any 4.7L V8 engines, buyers should conduct market research to understand the pricing trends. This way, they will be able to source the engines at a competitive price and enjoy a reasonable profit margin. The engines' affordability will also ensure they are within the target market's budget.

• Warranty and support

  Buyers should prioritize engines that have a manufacturer's warranty. In case the engine fails to perform as per the customer's expectations, the buyer can return it to the supplier for a replacement. Additionally, some suppliers offer after-sale support, such as installation guidance. This helps the buyer to serve their customers better.

• Engine features

  Different engines have varying features. Some have higher horsepower and torque than others. Customers will have different preferences depending on their needs. For instance, those looking for an engine for towing purposes will go for the most powerful engine. Thus, buyers should stock various engines with different features.

• Emissions compliance

  The engines should comply with the emissions standards set by relevant authorities in the buyers' region. Compliant engines help cut down environmental pollution. They also save the buyers from legal fines and penalties.

• Future availability

  If the buyer intends to run a long-term business, they should consider the engines' future availability. Can the buyer get the same engine model after a few years? If not, how fast will the engines' spare parts become obsolete? It would be prudent to purchase engines that will be sustainable for the business.

How to DIY and Replace of 4.7 v8 engine

Here are some steps that can be followed when replacing a 4.7L V8 engine.

• Preparation:

  Read the repair manual for the specific vehicle being worked on. Gather all necessary tools including jacks, jack stands, wrenches, sockets, pliers, screwdrivers, torque wrench, and engine hoist. Acquire a new engine replacement that is compatible with the vehicle.

• Disconnecting the Battery:

  Locate the battery and disconnect the negative (-) terminal followed by the positive (+) terminal using a wrench. This will prevent any electrical short circuits or accidents from occurring.

• Drain Fluids:

  Anti-freeze, oil, and engine fuel should be drained from the old 4.7L V8 engine before removal. This will prevent spillage and exposure to hazardous materials when removing and installing the engine.

• Remove Engine Components:

  Remove all easily accessible engine components that are attached to the 4.7L V8 engine and set them aside. These include the air intake assembly, exhaust manifold, valve covers, ignition coils, spark plugs, and electrical connectors. Additionally, the cooling system, including the radiator, hoses, and thermostat, should be removed. Make sure to label all electrical and vacuum connections to ensure proper reinstallation.

• Support the Vehicle:

  Once the engine components have been removed, the vehicle should be supported on jack stands. This will provide a stable working environment and allow for sufficient clearance under the vehicle.

• Disconnecting the Transmission:

  The 4.7L V8 engine is connected to the transmission. Once the vehicle is raised, the transmission should be disconnected and separated from the engine by loosening the bolts and sliding it back. The bolts holding the engine to the engine mounts should be removed.

• Remove the Old Engine:

  Attach the engine hoist to the engine according to the manufacturer's instructions and lift the engine out of the engine bay after ensuring that it has been completely disconnected from all other components and systems. Once lifted, the old engine should be carefully removed from the vehicle.

• Installing the New Engine:

  The new engine should be installed by lowering it onto the engine mounts using the engine hoist and securing it with bolts. After this is done, all components and systems disconnected during the engine removal process should be reinstalled on the new engine. This includes electrical connections, cooling systems, intake systems, exhaust systems, and the ignition system.

Once this is done, the engine should be filled with the recommended oil and coolant. The fluid levels should be checked to ensure there are no leaks and that they are at the correct levels. Finally, the vehicle should be started and allowed to run for a few minutes to ensure the new engine functions properly. It should then be taken for a test drive to ensure everything is working as it should.

Q and A

Q1: What is the average lifespan of a 4.7 V8 engine?

A1: The average lifespan of a 4.7 V8 engine is between 200,000 and 300,000 miles. However, the longevity of the engine depends on various factors such as frequency of maintenance, driving habits, and quality of engine parts.

Q2: How much does it cost to maintain a 4.7 V8 engine?

A2: The cost of maintaining a 4.7 V8 engine varies depending on the type of repair needed and the frequency of service. However, the maintenance cost is generally affordable. Users can save on maintenance costs by adhering to preventative maintenance practices.

Q3: What are some common problems with the 4.7 V8 engine?

A3: The 4.7 V8 engines are generally durable. However, like any other engine, it may have problems. Some of the issues that users may experience include head gasket failures, spark plug and ignition coil issues, oil leaks, and timing chain problems.

Q4: Can the 4.7 V8 engine be converted to run on alternative fuels?

A4: Yes, the 4.7 V8 engines can be converted to use alternative fuels such as propane and natural gas. However, the conversion process is complex and requires the expertise of a qualified mechanic. The conversion can also be costly.