## The Mitsubishi 4G61, 4G63, and 4G64: A Comprehensive Overview

The Mitsubishi 4G61, 4G63, and 4G64 engines are a series of inline-four automotive piston engines manufactured by Mitsubishi Motors. These engines are renowned for their high performance, reliability, and versatility, making them popular choices for a wide range of vehicles, including passenger cars, sports cars, and rally racing machines.

### 4G61 Engine

The 4G61 is a 1.8-liter naturally aspirated engine featuring a single overhead camshaft (SOHC) and two valves per cylinder. It was initially introduced in 1979 and has since seen extensive use in various Mitsubishi models, including the Lancer, Galant, and Eclipse. With a modest power output and fuel efficiency, the 4G61 is well-suited for everyday driving and provides a reliable and economical option.

### 4G63 Engine

The 4G63 is a 2.0-liter turbocharged engine that has become synonymous with high performance in Mitsubishi vehicles. First introduced in 1982, the 4G63 features a DOHC configuration with four valves per cylinder and a turbocharger system. This combination results in impressive power and torque outputs, making the 4G63 a favorite among enthusiasts and tuners. The 4G63 has powered a multitude of vehicles, including the Lancer Evolution, Galant VR-4, and Eclipse GSX, and has been extensively modified and upgraded over the years to produce even higher levels of performance.

### 4G64 Engine

The 4G64 is a 2.4-liter naturally aspirated engine that replaced the 4G61 in many Mitsubishi applications. It features a DOHC configuration and four valves per cylinder, offering a balance of power and fuel efficiency. The 4G64 was introduced in 1989 and has found its way into a wide range of vehicles, including the Lancer, Galant, and Outlander. Its versatility and reliability have made it a popular choice for both passenger cars and SUVs.

### Technical Specifications Comparison

The following table provides a brief comparison of the key technical specifications of the 4G61, 4G63, and 4G64 engines:

| Feature | 4G61 | 4G63 | 4G64 |
|---|---|---|---|
| Engine Type | Inline-four | Inline-four | Inline-four |
| Displacement | 1.8 liters | 2.0 liters | 2.4 liters |
| Valve Configuration | SOHC, 2 valves per cylinder | DOHC, 4 valves per cylinder | DOHC, 4 valves per cylinder |
| Aspiration | Naturally aspirated | Turbocharged | Naturally aspirated |
| Power Output | 82-116 horsepower | 135-300 horsepower | 132-162 horsepower |
| Torque Output | 128-157 lb-ft | 159-300 lb-ft | 161-170 lb-ft |

### Conclusion

The Mitsubishi 4G61, 4G63, and 4G64 engines are exceptional powertrains that offer a unique combination of performance, reliability, and versatility. Whether it's the economy-minded 4G61, the adrenaline-pumping 4G63, or the balanced 4G64, these engines have left an enduring mark on the automotive landscape. Their proven track record and extensive aftermarket support make them excellent choices for enthusiasts, performance junkies, and everyday drivers alike.

• The manual what will be send to you will contain all the necessary needed instructions for all the repairs for your vehicle from front to the back of your car.
• The same manual is used by your garage or workshop to repair your car.
• So you could save you a lot of money with this manual, it will give you all the technical information what is needed to get your car running in 100% condition.
• You will find illustrations, diagram’s technical specifications, depth illustrations and step by step explanations how to do the job, even if you don’t have much knowledge about cars this could be understood with some basic mechanical knowledge to safety and easily servicing your car.
CONTENTS OF THE REPAIR MANUAL
ENGINE OVERHAUL AND REBUILDING
-TROUBLESHOOTING AND DIAGNOSTICS
-COMPUTER DIAGNOSTIC TROUBLE TREE CHARTS
-ENGINE PERFORMANCE
-FRONT END AND ALIGNMENT PROCEDURES AND SPECIFICATIONS
-SUSPENSION
-TRANSMISSION REMOVAL AND INSTALLATION
-AIR CONDITIONING SERVICE AND CAPACITIES
-TRANSMISSION IN CAR SERVICING
FIRING ORDERS
-DETAILED SPECIFICATIONS COVERED
-TIMING BELT SERVICE PROCEDURES
-BRAKE SERVICING PROCEDURES
-COMPLETE TORQUE SPECIFICATIONS
-U-JOINT AND CV-JOINT SERVICE PROCEDURES
-REPAIR PROCEDURES
-COMPLETE WIRING DIAGRAMS
-VACUUM DIAGRAMS