Mercedes OM 502 Engine for Sale: A Comprehensive Guide
Are you in the market for a powerful and reliable engine? Look no further than the Mercedes OM 502 engine. This iconic engine has been a staple in the automotive industry for decades, known for its exceptional performance and durability. In this article, we will delve into the details of the Mercedes OM 502 engine, including its specifications, history, and where you can find one for sale.
Engine Specifications
The Mercedes OM 502 engine is a 6.8-liter, V8 diesel engine that was produced by Mercedes-Benz from 1978 to 1995. It was initially introduced as a replacement for the older OM 617 engine and quickly gained a reputation for its robustness and efficiency. Here are some key specifications of the OM 502 engine:
Engine Type | V8 Diesel |
---|---|
Displacement | 6.8 liters (6800cc) |
Bore x Stroke | 102.0mm x 120.0mm |
Power Output | 210-260 kW (286-353 hp) |
Torque Output | 620-760 Nm |
Compression Ratio | 16.5:1 |
These specifications make the OM 502 engine a formidable powerplant, capable of delivering impressive performance and reliability. It was used in a variety of Mercedes-Benz vehicles, including the S-Class, E-Class, and G-Class, as well as in some commercial vehicles and marine applications.
Engine History
The Mercedes OM 502 engine was developed as a response to the growing demand for more powerful and efficient diesel engines. It was the successor to the OM 617 engine, which had been in production since the 1960s. The OM 502 engine was designed to offer improved fuel efficiency, lower emissions, and greater power output.

Throughout its production run, the OM 502 engine underwent several modifications and improvements. These included the introduction of the OM 502 LA variant, which featured a longer stroke and increased displacement, as well as the OM 502 LB variant, which was designed for marine applications.
The OM 502 engine was also known for its advanced technology, including a turbocharger, intercooler, and electronic fuel injection. These features helped to ensure that the engine delivered exceptional performance and efficiency, even under demanding conditions.
Where to Find a Mercedes OM 502 Engine for Sale
Now that you know more about the Mercedes OM 502 engine, you may be wondering where you can find one for sale. There are several options available, depending on your location and budget:
- Online Marketplaces: Websites like eBay, Craigslist, and AutoTrader offer a wide range of used Mercedes OM 502 engines for sale. Be sure to check the seller’s reputation and verify the engine’s condition before making a purchase.
- Local Dealerships: Some Mercedes-Benz dealerships may have used engines in stock. Contact your local dealership to inquire about availability.
- Automotive Recyclers: Automotive recyclers and salvage yards often have a variety of used engines, including the Mercedes OM 502. These engines can be purchased at a lower cost, but be sure to inspect the engine thoroughly before purchasing.
- Online Forums and Groups: Joining online forums and groups dedicated to Mercedes-Benz vehicles can be a great way to find a reliable source for a used OM 502 engine. Members of these communities often share information about reputable sellers and reliable engines.
When searching for a Mercedes OM 502 engine for sale, be sure to consider the following factors:
- Engine Condition: Look for engines that have been well-maintained and have low mileage.
<li