Nissan 370Z, INFINITI FX37, QX70, Q50 M373.7L Auto Transmission JDM VQ37HR VQ37: An Overview

Buy Nissan 370Z INFINITI FX37 QX70 Q50 M373.7L Auto Transmission JDM VQ37HR VQ37 for sale online, The Nissan 370Z and INFINITI models such as the FX37, QX70, and Q50 are renowned for their high performance, sleek designs, and sophisticated technology. One of the most notable aspects of these vehicles, particularly in the Japanese Domestic Market (JDM) versions, is the VQ37HR engine. This 3.7-liter V6 engine offers an excellent balance of power and efficiency, especially when paired with an advanced automatic transmission.

In this article, we’ll explore the various aspects of the Nissan 370Z, INFINITI FX37, QX70, and Q50 M373.7L auto transmissions, particularly focusing on the VQ37HR engine, its performance, and its place within the JDM community.

What is the Nissan 370Z?

The Nissan 370Z is a legendary sports car that belongs to the Z series, known for its responsive handling and powerful engine. The 370Z is the successor of the Nissan 350Z and features a 3.7L V6 engine, specifically the VQ37HR variant in the Japanese market. This car offers exceptional driving performance, whether on the street or the track.

Key Features of the Nissan 370Z:

• Engine: VQ37HR 3.7L V6 engine.
• Power Output: Approximately 332 horsepower.
• Transmission Options: Available with both manual and automatic transmissions, with the automatic models featuring a refined 7-speed gearbox.

INFINITI FX37 and QX70: The Luxury Crossovers

The INFINITI FX37, which later evolved into the QX70, is a luxury crossover SUV that brings a combination of power, elegance, and utility. It is equipped with the same VQ37HR engine, providing a smooth driving experience and great performance for an SUV. The QX70, with its high-end features, stands as a symbol of INFINITI’s commitment to delivering a luxury driving experience without compromising on power or handling.

Key Features of the INFINITI FX37/QX70:

• Engine: VQ37HR 3.7L V6 engine.
• Power Output: Approximately 325 horsepower.
• Transmission Options: 7-speed automatic transmission, optimized for both city and highway driving.

INFINITI Q50 M373.7L: Performance and Technology Combined

The INFINITI Q50 M373.7L offers the best of both worlds — a luxurious sedan with performance-oriented features. The Q50 is known for its innovative technology, premium interior, and powerful engine. The M373.7L refers to the 3.7L V6 engine that powers the car, specifically the VQ37HR, offering excellent performance for both daily driving and spirited drives.

Key Features of the INFINITI Q50 M373.7L:

• Engine: VQ37HR 3.7L V6 engine.
• Power Output: Around 328 horsepower.
• Transmission: 7-speed automatic transmission designed for smooth shifts and fuel efficiency.

The VQ37HR Engine: Power and Performance

The VQ37HR engine is a 3.7L naturally aspirated V6 engine, known for its smooth operation and substantial power output. It is a significant evolution of the earlier VQ series engines, boasting improved fuel efficiency and greater refinement. The “HR” designation stands for High-Revving, emphasizing the engine’s ability to perform well at higher RPMs.

Performance and Reliability:

• Horsepower: Typically between 325-332 horsepower, depending on the model.
• Torque: Approximately 270 lb-ft.
• Redline: 7,500 RPM, giving the engine a sporty, high-performance character.
• Fuel Economy: Offers a balanced fuel economy with figures typically ranging from 19-22 miles per gallon in mixed driving.

JDM Versions and the Unique Features

In Japan, the VQ37HR engine is known for its tuning potential and reliable performance. The JDM versions of the Nissan 370Z and INFINITI models are often sought after for their higher-quality parts and unique design features, making them popular choices for car enthusiasts looking to build high-performance vehicles.

The Automatic Transmission: Smooth Shifts and Performance

The 7-speed automatic transmission that accompanies the VQ37HR engine is optimized for both performance and comfort. It offers quick, smooth gear shifts, which enhances the driving experience. The transmission’s adaptability makes it suitable for different driving conditions, whether you’re cruising on the highway or accelerating through tight corners.

Key Features of the 7-Speed Auto Transmission:

• Seamless Shifts: Automatic shifting for smooth acceleration and deceleration.
• Fuel Efficiency: Helps optimize fuel economy by adjusting gears based on driving conditions.
• Sport Mode: Allows for faster, more responsive gear shifts when needed.
• Manual Mode: For those who want a more hands-on driving experience, offering the ability to shift manually.

Frequently Asked Questions (FAQs)

1. What is the VQ37HR engine, and why is it so popular?

The VQ37HR is a 3.7L V6 engine used in several Nissan and INFINITI models. It’s renowned for its smoothness, performance, and reliability. With its high-revving capabilities, the VQ37HR provides a satisfying driving experience, which is why it’s a favorite in the JDM community.

2. What vehicles come with the VQ37HR engine?

The VQ37HR engine is featured in several Nissan and INFINITI models, including:

• Nissan 370Z
• INFINITI FX37/QX70
• INFINITI Q50 M373.7L

3. How reliable is the VQ37HR engine?

The VQ37HR engine is known for its reliability and longevity, particularly when maintained well. It’s a robust engine that can handle a wide range of driving conditions and has a solid reputation in both the Nissan and INFINITI lineups.

4. What is the fuel economy of the Nissan 370Z with the VQ37HR engine?

The Nissan 370Z with the VQ37HR engine typically achieves around 19-22 miles per gallon in mixed driving, which is a good balance of performance and fuel efficiency for a sports car.

5. Is the 7-speed automatic transmission in these vehicles good for performance driving?

Yes, the 7-speed automatic transmission in these vehicles is designed for performance driving, offering smooth and responsive shifts. It also has a sport mode for faster shifts when you’re pushing the car to its limits.

6. Can I modify the VQ37HR engine for more power?

Yes, the VQ37HR engine is popular in the tuning community due to its ability to handle modifications such as turbocharging, improved intake, and exhaust systems. It’s a great engine for those who want to push their car to the next level.

7. How does the INFINITI FX37/QX70 compare to the Nissan 370Z?

While both vehicles share the same engine, the INFINITI FX37/QX70 is a luxury crossover that prioritizes comfort and utility, while the Nissan 370Z is a dedicated sports car focused on performance and handling. The FX37/QX70 offers more space and luxury features, making it a more practical choice for daily driving.

Conclusion

The Nissan 370Z, INFINITI FX37, QX70, and Q50 M373.7L, all featuring the VQ37HR engine, represent the perfect blend of performance, luxury, and reliability. Whether you’re interested in a sports car, a luxury crossover, or a high-performance sedan, these models offer a satisfying driving experience with their powerful V6 engines and advanced automatic transmissions. The JDM versions, with their unique features, continue to be highly sought after by enthusiasts worldwide.