The Ultimate Guide to the Mercedes-Benz M120 Engine for Sale
The Mercedes-Benz M120 engine is a remarkable V12 powerplant that has captivated automotive enthusiasts for decades. Known for its smooth operation, impressive performance, and luxurious engineering, the M120 engine is a popular choice for restorations, engine swaps, and high-performance builds. This guide aims to provide comprehensive information about the M120 engine, including its specifications, applications, and where to find it for sale.
Comparison of M120 Engine Types and Applications
| Engine Type | Production Years | Vehicle Models | Key Features | Common Applications |
|---|---|---|---|---|
| M120.981 | 1993-1995 | SL600, S600 | 6.0L, 389 hp, 420 lb-ft torque | Luxury sedans, sports cars |
| M120.982 | 1996-1999 | CL600, SL600 | 6.0L, 389 hp, 420 lb-ft torque | High-performance modifications |
| M120.983 | 1998-2001 | R129, W140 | 6.0L, 389 hp, 420 lb-ft torque | Engine swaps, restorations |
| M120.984 | 1997-2002 | S600, CL600 | 6.0L, 389 hp, 420 lb-ft torque | Racing applications, custom builds |
Overview of the M120 Engine
The M120 engine, introduced in the early 1990s, is a 6.0-liter V12 engine renowned for its refinement and performance. It was initially designed for high-end models like the SL600 and S600. With a power output of 389 horsepower and 420 lb-ft of torque, the M120 offers an exhilarating driving experience while maintaining the luxury expected from Mercedes-Benz vehicles.
Technical Specifications
The M120 engine features a cast aluminum alloy block and heads, with a DOHC (Double Overhead Camshaft) design. It is equipped with four valves per cylinder, and its fuel delivery system utilizes multi-point fuel injection for optimal performance. The engine is coupled with a five-speed automatic transmission, providing smooth gear changes and enhancing the overall driving experience.
Where to Find M120 Engines for Sale
Finding a quality M120 engine can be a daunting task, but several reputable sources offer both new and used options. Here are some of the top places to look:
1. thembmarket.com
This website offers a selection of M120 engines, including complete powertrains with low mileage. Their listings often include detailed descriptions and history, ensuring buyers can make informed decisions.
2. mercedesengines.net
A dedicated platform for Mercedes engines, this site specializes in M120 engines and provides contact information for inquiries. They offer a range of options for different models and years.
3. www.adsitco.com
Adsit is known for its extensive inventory of rebuilt and used Mercedes-Benz engines. Their M120 offerings are inspected and restored, ensuring reliability and performance.
4. jmspeedshop.com
This site features a variety of M120 engines, including complete units with varying mileages. Each listing provides important details such as engine code and condition.
5. ranwhenparked.net
While offering limited content, this site occasionally features M120 engines and can be a good resource for unique listings.
6. www.ebay.ca
eBay can be a treasure trove for finding M120 engines from various sellers. It’s essential to review seller ratings and product details carefully.
7. www.500eboard.co
This forum and marketplace provide a platform for enthusiasts to buy and sell M120 engines and parts. It’s a great place to connect with other Mercedes-Benz owners.
8. reman-engine.com
This site specializes in remanufactured engines, including the M120. They ensure high-quality rebuilds that meet or exceed factory specifications.
9. engineswapdepot.com
This platform focuses on engine swaps and modifications, providing insights and listings for M120 engines suited for various projects.
10. mbzparts.com
Offering both new and used parts, MBZ Parts has a selection of M120 engines and components, catering to restoration enthusiasts.
Technical Features of the M120 Engine
| Feature | Specification |
|---|---|
| Engine Type | V12 |
| Displacement | 6.0 liters |
| Power Output | 389 horsepower |
| Torque | 420 lb-ft |
| Configuration | DOHC, 4 valves per cylinder |
| Fuel System | Multi-point fuel injection |
| Transmission | 5-speed automatic |
Performance and Reliability
The M120 engine is not only powerful but also known for its durability and reliability. Proper maintenance and care can ensure that these engines run smoothly for many years. Regular oil changes, quality fuel, and timely repairs are critical in preserving the engine’s performance.
Common Issues
While the M120 is a robust engine, some common issues include oil leaks, electrical problems, and cooling system failures. Regular inspections and addressing any warning signs early can prevent more severe issues down the line.
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Conclusion
The Mercedes-Benz M120 engine is a testament to the brand’s commitment to performance and luxury. Whether you’re considering a restoration project, an engine swap, or simply looking for a high-performance engine, the M120 offers unparalleled quality. With various sources available for purchasing, enthusiasts and restoration experts can find the perfect unit to meet their needs.
FAQ
What vehicles are equipped with the M120 engine?
The M120 engine is primarily found in high-performance models such as the SL600, S600, and CL600, produced between 1993 and 2002.
What is the horsepower rating of the M120 engine?
The M120 engine is rated at 389 horsepower, providing robust performance for luxury and sports vehicles.
Can I find rebuilt M120 engines for sale?
Yes, several suppliers, like www.adsitco.com and reman-engine.com, offer rebuilt M120 engines that meet factory specifications.
What are common problems with the M120 engine?
Common issues include oil leaks, electrical malfunctions, and cooling system failures, which can often be mitigated with regular maintenance.
How should I maintain my M120 engine?
Regular oil changes, using quality fuel, and addressing any warning lights or unusual noises promptly are key to maintaining the M120 engine’s performance.
Is the M120 engine suitable for performance modifications?
Yes, the M120 engine is often used in high-performance applications and engine swaps due to its robust design and potential for tuning.
Where can I find M120 engine parts?
Parts can be sourced from websites like mbzparts.com, engineswapdepot.com, and www.500eboard.co, which cater to Mercedes-Benz enthusiasts.
How much does an M120 engine cost?
Prices can vary significantly based on condition and mileage, ranging from a few thousand dollars for used engines to higher amounts for rebuilt or low-mileage units.
What is the average lifespan of an M120 engine?
With proper maintenance, the M120 engine can last well over 200,000 miles, providing longevity and reliability.
Are there any engine swaps that use the M120?
Yes, the M120 engine is popular for swaps in various chassis, providing a significant power upgrade for many vehicles.
