Experience unparalleled power with the Supra MK4 engine

The Supra MK4 is one of the famous sports cars that was produced by Toyota from 1994 to 2002. One of the most noticeable features is the MK4 engine, which is widely regarded as one of the best engines in Toyota. The Supra MK4 engine is a 3.0-liter, inline six-cylinder engine that is capable of producing up to 330 horsepower and 315 lb-ft of torque.

supra mk4

The Supra MK4 engine is known for reliability, power, and versatility. It is a highly tunable engine that can be modified to produce even more power efficiency. This engine was used in various models, including they are Supra, the Aristo, and the Soarer. The engine was also used in the Lexus GS300 and IS300 models. The engine is so popular that it has become a favourite among car enthusiasts and has been used in various custom builds and racing applications.

Overall, the Supra MK4 engine is one of the masterpieces of engineering that has stood the test of time. Its power, reliability, and versatility have made it a favorite of car enthusiasts and tuners. Whether you are looking for a high-performance engine for your custom build or want to experience the thrill of driving a Supra MK4, the Supra MK4 engine is sure to deliver.

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Supra MK4 Engine Overview

The Toyota Supra MK4 is renowned for its powerful engine, one of the main reasons it has become a classic performance car. The Supra MK4 was available with two different engine options, both of which were inline-six engines.

The base engine was a 3.0-litre DOHC inline-six-cylinder engine, which was rated at 149 kW (200 hp; 203 PS). This engine was available in the Supra MK4 from 1994 to 1996. The other engine option was a 3.0-litre twin-turbocharged inline-six-cylinder engine, which was rated at 243 kW (326 hp; 330 PS) and was available from 1994 to 2002.

The twin-turbocharged engine was over-engineered and could produce over 1000 horsepower without requiring any internal modifications. This engine has become legendary in the car world and is often referred to as the 2JZ engine.

The Supra MK4 engine was designed to be lightweight and powerful. The engine block was made of cast iron, while the cylinder head was made of aluminium. The engine also featured Toyota’s VVT-i (Variable Valve Timing with intelligence) technology, which helped to improve performance and fuel efficiency.

The Supra MK4 engine was paired with a 6-speed manual transmission or a 4-speed automatic transmission. The manual transmission was preferred by many enthusiasts due to its sporty feel and precise shifting.

Overall, the Supra MK4 engine is a true masterpiece of engineering. Its power, reliability, and performance have made it a favorite among car enthusiasts and a true classic in the automotive world.

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Engine Specifications

supra mk4

The Toyota Supra MK4 comes with a powerful engine that delivers excellent performance. The engine is a 3.0-liter inline-six petrol engine with a displacement of 2997 cm3 / 182.9 cu-in. The engine is available in two variants – naturally aspirated and turbocharged.

The naturally aspirated engine, also known as the 2JZ-GE, produces 217 horsepower at 5,600 rpm and 217 lb-ft (294 Nm) of torque at 3,600 rpm. It features a direct injection system D4, high compression ratio 11.3:1, and VVT-i technology. The engine is mated to a 5-speed manual or 4-speed automatic transmission.

The turbocharged engine, also known as the 2JZ-GTE, produces an impressive 330 horsepower (243 kW) at 5,600 rpm and 326 lb-ft (441 Nm) of torque at 4,000 rpm. The engine features twin turbochargers, an air-to-air intercooler, and a sequential fuel injection system. It is mated to a 6-speed manual or 4-speed automatic transmission.

Both engines are known for their reliability, durability, and smooth power delivery. They are also highly tunable, making them a popular choice among car enthusiasts.

In terms of fuel economy, the naturally aspirated engine delivers an average of 22 mpg, while the turbocharged engine delivers an average of 20 mpg. The Supra MK4 has a fuel tank capacity of 19.8 gallons, giving it a range of around 400 miles on a single tank of fuel.

Overall, the Supra MK4’s engine is a true masterpiece of engineering, delivering a perfect blend of power, performance, and efficiency.

Performance Characteristics

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Power Output

The Toyota Supra MK4 is known for its impressive power output. The 3.0i Turbo engine can produce up to 330 PS (326 hp), making it a true performance car. The engine is a 3.0-liter, twin-turbocharged inline-6 that can generate a maximum torque of 431 Nm (318 lb-ft) at 4,000 rpm. The Supra MK4 has a top speed of 155 mph and can reach 0 to 60 mph in just 4.8 seconds.

Torque

The Supra MK4’s engine produces a maximum torque of 431 Nm (318 lb-ft) at 4,000 rpm. Torque is an important factor in a car’s performance, as it determines how quickly the car can accelerate. The Supra MK4’s impressive torque allows it to accelerate quickly and smoothly, making it a joy to drive.

Fuel Efficiency

The Supra MK4’s fuel efficiency is not its strongest characteristic. It has an average consumption of 11.0 l/100km (21 MPG), which is relatively high compared to other sports cars in its class. However, it is important to note that the Supra MK4’s focus is on performance rather than fuel efficiency. Drivers who prioritize performance over fuel efficiency will appreciate the Supra MK4’s powerful engine and impressive speed.

In summary, the Supra MK4’s engine is a powerful and impressive piece of machinery. Its high power output and torque make it a true performance car, while its fuel efficiency is less of a priority.

Engine Components

The Toyota Supra MK4 is renowned for its powerful engine, which is capable of producing impressive horsepower figures. The engine is made up of several key components, each of which plays a vital role in the overall performance of the vehicle.

Cylinder Block

The cylinder block is the foundation of the engine, and it houses the cylinders, pistons, and crankshaft. In the Supra MK4, the cylinder block is made from cast iron, which provides excellent strength and durability. The engine has a displacement of 2997 cc, and it is an inline-six configuration.

Cylinder Head

The cylinder head sits on top of the cylinder block, and it contains the valves, camshafts, and other important components. The Supra MK4’s cylinder head is made from aluminium, which helps to reduce weight and improve heat dissipation. The engine has a double overhead camshaft (DOHC) configuration, which provides excellent performance and efficiency.

Crankshaft

The crankshaft is responsible for converting the up-and-down motion of the pistons into rotational motion, which drives the wheels of the vehicle. The Supra MK4’s crankshaft is made from forged steel, which provides excellent strength and durability. The engine has a six-cylinder configuration, which provides a smooth and balanced power delivery.

Camshaft

The camshaft is responsible for controlling the opening and closing of the engine’s valves. The Supra MK4’s camshaft is made from hardened steel, which provides excellent durability and wear resistance. The engine has four camshafts in total, which provides precise control over the valve timing and lift.

Pistons

The pistons are responsible for compressing the air and fuel mixture in the engine’s cylinders. The Supra MK4’s pistons are made from cast aluminium, which provides excellent strength and weight savings. The engine has a compression ratio of 8.5:1, which provides a good balance between performance and efficiency.

In summary, the Toyota Supra MK4’s engine is a masterpiece of engineering, with each component working together to provide an exceptional driving experience. Whether you’re cruising on the highway or pushing the car to its limits on the track, the Supra MK4’s engine is sure to impress.

Engine Management System

The Supra MK4 engine is a high-performance engine that requires a robust engine management system to ensure maximum performance and reliability. The engine management system is responsible for controlling various engine parameters such as fuel injection, ignition timing, and boost pressure.

There are several aftermarket engine management systems available for the Supra MK4 engine, each with its own unique features and benefits. One popular option is the MoTeC M150 ECU PNP Kit for Toyota Supra 2JZ, which is compatible with both standard and VVTi versions of the 2JZ-GTE engine. This package is considered the pinnacle of aftermarket engine management available for the Supra and any vehicle running a 2JZ engine.

Another option is the MS3Pro PNP Toyota Supra 2JZ / 2JZGTE Plug and Play ECU, which is a standalone engine management system that doesn’t require any internal modifications or wiring changes. This system is available as a ready-to-run system or a solder-it-yourself kit.

Link Engine Management is also a popular choice for Supra MK4 owners. They offer a range of integrated solutions from standalone engine control units (ECUs) to power management, data, dashes, accessories, and the world’s largest range of plug-in ECUs for major performance engines.

It’s important to note that installing an aftermarket engine management system requires technical expertise and knowledge. It’s recommended to have a professional install and tune the system to ensure optimal performance and reliability.

Maintenance and Servicing

Regular maintenance and servicing are crucial to ensure the longevity and optimal performance of the Supra MK4 engine. Here are some essential maintenance tasks that should be performed regularly.

Oil Changes

Oil changes are one of the most critical maintenance tasks for any engine, and the Supra MK4 is no exception. The engine oil should be changed every 5,000 miles or six months, whichever comes first. The oil filter should also be replaced at the same time.

Spark Plug Replacement

Spark plugs play a vital role in the combustion process of the engine. Over time, they can become worn and damaged, leading to poor engine performance and reduced fuel efficiency. It is recommended to replace the spark plugs every 30,000 miles or three years, whichever comes first.

Timing Belt Replacement

The timing belt is a crucial component of the engine that keeps the camshaft and crankshaft in sync. If the timing belt fails, it can cause severe damage to the engine. It is recommended to replace the timing belt every 60,000 miles or five years, whichever comes first.

Other essential maintenance tasks include checking and replacing the air filter, checking and topping up fluids, and inspecting the engine belts and hoses for signs of wear and tear.

Regular maintenance and servicing can help prevent costly repairs and keep the Supra MK4 engine running smoothly for years to come.

Common Issues and Solutions

The Toyota Supra MK4 engine is known for its power and reliability. However, like any other car, it may experience some issues that need to be resolved. Here are some of the common problems and solutions for the Supra MK4 engine:

Overheating

Overheating is a common issue with the Supra MK4 engine, especially during hot weather conditions. It can be caused by a malfunctioning radiator, a faulty thermostat, a clogged coolant system, or a damaged water pump. If left unattended, overheating can cause severe damage to the engine.

To prevent overheating, regular maintenance is essential. The coolant system should be flushed and refilled at least once a year. The thermostat and water pump should be checked for proper operation. If the radiator is damaged, it should be replaced immediately.

Oil Leaks

Oil leaks are another common issue with the Supra MK4 engine. They can be caused by a damaged oil pan, a worn-out gasket, or a cracked engine block. If left unattended, oil leaks can cause engine damage and reduce performance.

To prevent oil leaks, regular maintenance is essential. The oil pan and gasket should be checked for damage and replaced if necessary. If the engine block is cracked, it should be repaired or replaced.

Misfiring

Misfiring is a common issue with the Supra MK4 engine, especially if it’s been sitting for a long time. It can be caused by a weak spark, a clogged fuel injector, or a damaged ignition coil. Misfiring can cause reduced performance and damage to the engine.

To prevent misfiring, regular maintenance is essential. The spark plugs and ignition coils should be checked for proper operation. The fuel injectors should be cleaned or replaced if clogged.

Low Compression

Low compression is another common issue with the Supra MK4 engine. It can be caused by worn-out piston rings, damaged valves, or a cracked cylinder head. Low compression can cause reduced performance and damage to the engine.

To prevent low compression, regular maintenance is essential. The piston rings and valves should be checked for proper operation. If the cylinder head is cracked, it should be repaired or replaced.

Overall, the Supra MK4 engine is a reliable and powerful engine. Regular maintenance is essential to prevent common issues and ensure optimal performance.

Upgrades and Modifications

The Toyota Supra MK4 is a popular car for modifications and upgrades, particularly when it comes to the engine. Here are some of the most common upgrades and modifications that owners make to their Supra MK4 engines:

1. Turbo Upgrades

One of the most popular upgrades for the Supra MK4 engine is a turbo upgrade. This involves replacing the stock turbo with a larger one to increase the amount of air that can be forced into the engine. This results in a significant increase in horsepower and torque, making the car much faster and more powerful.

2. Exhaust Systems

Upgrading the exhaust system on a Supra MK4 can also lead to significant improvements in performance. A high-performance exhaust system allows the engine to breathe more freely, which can increase horsepower and torque, as well as improve throttle response.

3. Fuel System Upgrades

Another common modification for the Supra MK4 engine is upgrading the fuel system. This can include replacing the fuel injectors, fuel pump, and fuel lines with higher-performance components. This allows the engine to deliver more fuel to the combustion chamber, which can result in increased horsepower and torque.

4. Engine Management Systems

Upgrading the engine management system on a Supra MK4 can also lead to significant improvements in performance. This involves replacing the factory engine control unit (ECU) with a standalone unit that allows for more precise tuning of the engine. This can result in increased horsepower and torque, as well as improved throttle response and fuel efficiency.

5. Cooling Upgrades

Finally, upgrading the cooling system on a Supra MK4 can help to prevent overheating and improve performance. This can include upgrading the radiator, intercooler, and oil cooler to more efficient units that can better dissipate heat. This can result in increased horsepower and torque, as well as improved reliability and longevity of the engine.

Overall, upgrading and modifying the Supra MK4 engine can lead to significant improvements in performance and drivability. However, it is important to ensure that any modifications are done correctly and with high-quality components to avoid any potential issues or damage to the engine.

Conclusion

supra mk4

In conclusion, the Supra MK4 engine is a legendary piece of automotive engineering that has captivated car enthusiasts for decades. This 3.0-litre DOHC inline six-cylinder engine was rated at 149 kW (200 hp; 203 PS) and was available with a six-speed manual transmission or a four-speed automatic transmission.

One of the notable features of the Supra MK4 engine was its electronically-controlled independent suspension (called the Toyota Electronic Modulated Suspension – TEMS), which allowed for a smoother and more comfortable ride. Some models also came with a removable Sport-Roof panel (Targa top), which added to the car’s sporty and sleek design.

Another key aspect of the Supra MK4 engine was the addition of twin-turbochargers, which allowed it to produce up to 320 horsepower and 315 lb-ft of torque. This made it a formidable competitor in the sports car market and a favourite among car enthusiasts and tuning experts alike.

The Supra MK4 engine is also known for its reliability and durability, with many owners reporting over 200,000 miles on their engines without any major issues. This is a testament to the quality and craftsmanship that went into the design and production of this engine.

Overall, the Supra MK4 engine is a true masterpiece of automotive engineering that has stood the test of time. Its combination of power, performance, and reliability has made it a favourite among car enthusiasts and a true icon of the sports car world.


Frequently Asked Questions

supra mk4

What is the engine capacity of the Toyota Supra MK4?

The Toyota Supra MK4 is equipped with a 3.0-litre, 24-valve, inline-six engine. This engine is available in both naturally aspirated and twin-turbocharged versions.

What is the maximum horsepower output of a modified Supra MK4?

The maximum horsepower output of a modified Supra MK4 depends on the specific modifications made to the engine. However, it is not uncommon to see Supra MK4s with horsepower outputs of 800hp or more.

What is the top speed of a 3000hp Supra?

The top speed of a 3000hp Supra is difficult to determine as it heavily depends on the modifications made to the car. However, it is not uncommon for a heavily modified Supra to reach speeds of over 200mph.

What are the differences between the Supra MK4 and MK5 engines?

The Supra MK4 and MK5 engines are quite different. The Supra MK5 is equipped with a 3.0-litre turbocharged inline-six engine that is sourced from BMW, while the Supra MK4 is equipped with a Toyota-built engine. The MK5’s engine produces more power and torque than the MK4’s engine.

What is the stock horsepower rating of a Toyota Supra 1998?

The stock horsepower rating of a Toyota Supra 1998 is 320hp. This applies to the twin-turbocharged version of the car, while the naturally aspirated version produces 220hp.

Is the Toyota Supra MK4 equipped with a 2JZ engine?

Yes, the Toyota Supra MK4 is equipped with a 2JZ engine. The 2JZ engine is a 3.0-litre, 24-valve, inline-six engine that is available in both naturally aspirated and twin-turbocharged versions. It is known for its durability and ability to handle high horsepower outputs.

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