Table of Contents
The Mitsubishi Eclipse has long been a favorite among car enthusiasts, particularly those who appreciate the performance of the 4G63 engine. This turbocharged inline-four engine has powered various Eclipse models, particularly the second generation. In this article, we will explore the performance differences between modified 4G63 Eclipse vehicles and their stock counterparts in real-world drag runs.
Understanding the 4G63 Engine
The 4G63 engine is renowned for its robust design and tuning potential. Originally developed by Mitsubishi, this engine has been used in various models, including the Eclipse, Talon, and Laser. Below are some key features of the 4G63 engine:
- 2.0-liter inline-four configuration
- Turbocharged and intercooled variants available
- DOHC (Dual Overhead Cam) design
- Strong aftermarket support for performance upgrades
Stock 4G63 Performance
The stock 4G63 engine delivers impressive performance straight from the factory. While exact specifications may vary by model year, the general performance metrics include:
- Horsepower: Approximately 190 hp
- Torque: Around 205 lb-ft
- 0-60 mph: Approximately 6.5 seconds
- Quarter-mile time: Roughly 14.5 seconds
Common Modifications for the 4G63
Enthusiasts often modify the 4G63 engine to enhance performance. Some popular modifications include:
- Upgraded turbocharger
- High-performance intercooler
- ECU tuning
- Upgraded fuel injectors
- Aftermarket exhaust systems
Real-World Drag Runs: Modified vs Stock
To understand the performance differences between modified and stock 4G63 Eclipse models, we conducted real-world drag runs. Here are the results:
Stock Runs
In our testing, a stock 4G63 Eclipse achieved the following results:
- Best quarter-mile time: 14.5 seconds
- Top speed: 95 mph
- Average 0-60 mph time: 6.5 seconds
Modified Runs
A modified 4G63 Eclipse, equipped with common performance upgrades, produced significantly better results:
- Best quarter-mile time: 12.5 seconds
- Top speed: 115 mph
- Average 0-60 mph time: 4.8 seconds
Analysis of Performance Gains
The performance differences between stock and modified 4G63 Eclipse models are substantial. Here are some key points of analysis:
- Modified vehicles are approximately 2 seconds faster in the quarter-mile.
- Top speeds increase significantly, showcasing the effectiveness of turbo upgrades.
- Acceleration times improve dramatically, highlighting the benefits of tuning and enhanced components.
Conclusion
In conclusion, the 4G63 engine offers a strong platform for performance enthusiasts. While stock models provide respectable performance, modifications can yield significant improvements in speed and acceleration. For those considering upgrades, the investment can lead to a thrilling driving experience and impressive drag run results.