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@om617minjectionpump
Performance OM606 EDC Injection Pump
Enhance your Mercedes with our Performance OM606 EDC Injection Pump. This diesel fuel pump is specific to the OM606 engine and has been manufactured to the highest standard for the best performance and fuel economy. OM606 EDC is the best performance inject pump for fuel efficiency.
Benz Injection Performance Turbo Kit
Rebuilt OM606 Turbo Diesel Engines for Sale
Mercedes OM617 vs OM602/3 vs OM605/6 Turbo Diesel Comparison
Rebuilt OM606 Turbo Diesel Engines for Sale
Inside Look at Bosch EDC Injection Pump in Mercedes-Benz diesel engines
Rebuilt OM606 Turbo Diesel Engines for Sale
Run an OM606 with EDC pump without a controller
Benz Injection Valves for Cylinder Head OM605 OM606 – Buy Now
Upgrade your diesel engine by buying Valves for Cylinder Head OM605 OM606 from Benz Injection. Designed to be precise in terms of fitting and longevity, these valves help to boost the performance of the engine and its reliability. Cylinder Head OM605 OM606 valves are suitable to keep the diesel in the stock and modified engines running.
Rebuilt OM606 Turbo Diesel Engines for Sale
2025 Benz Injection Pump Giveway!
Why Is There Black Soot Around My OM606 Exhaust Manifold?
If you notice black soot building up around your OM606 exhaust manifold, it usually indicates that something is not sealing or burning correctly within the engine’s exhaust system. The OM606 diesel engine is well known for its durability and performance potential, but like any engine, certain issues can develop over time. Black soot around the exhaust manifold is often a visible warning sign that exhaust gases are escaping or combustion is not happening as efficiently as it should.
Understanding the possible causes can help you identify the issue early and prevent more serious damage to your engine or turbo system.
Exhaust Manifold Gasket Leak
One of the most common causes of black soot around the OM606 exhaust manifold is a leaking exhaust manifold gasket. The gasket sits between the cylinder head and the manifold, sealing the connection so that hot exhaust gases flow directly into the turbocharger or exhaust system.
When the gasket becomes worn, cracked, or damaged, exhaust gases begin escaping from the gap. These gases carry carbon particles, which appear as black soot around the area. Over time, the soot buildup becomes more noticeable and may even produce a ticking or hissing sound during engine operation.
Replacing the gasket and ensuring the manifold is properly torqued can usually solve this problem.
Loose or Broken Exhaust Manifold Bolts
Another frequent reason for soot buildup is loose or broken manifold studs or bolts. The OM606 exhaust manifold experiences extremely high temperatures, especially in turbocharged setups. Continuous heating and cooling cycles can cause hardware to loosen or weaken.
When bolts become loose, small gaps form between the manifold and the cylinder head. Exhaust gases then escape through these openings, leaving behind carbon deposits. In more severe cases, broken studs can cause larger leaks and reduce turbo efficiency.
Inspecting the mounting hardware and replacing damaged studs is an important step in maintaining proper exhaust sealing.
Cracked Exhaust Manifold
In high-performance or high-boost setups, the OM606 exhaust manifold can sometimes develop small cracks. These cracks allow exhaust gases to escape before reaching the turbocharger. As a result, black soot may accumulate around the cracked area.
Cracks usually occur due to extreme heat, poor-quality materials, or repeated thermal stress. Stainless steel or performance manifolds are often used to reduce the risk of cracking in modified diesel builds. If a crack is detected, repairing or replacing the manifold is usually the best solution.
Poor Injector Performance
Although soot appears around the exhaust system, the root cause can sometimes be related to fuel delivery. If diesel injectors are worn or dirty, they may not spray fuel evenly into the combustion chamber.
When combustion becomes incomplete, the engine produces excess carbon particles. These particles travel through the exhaust system and may collect around the OM606 exhaust manifold, especially if small leaks are present. Cleaning or replacing faulty injectors can help restore efficient combustion and reduce soot production.
Turbocharger Connection Leaks
The turbocharger is directly connected to the OM606 exhaust manifold, and any leak in this connection can also produce soot. If the turbo mounting flange, gasket, or clamp is not sealing properly, exhaust gases may escape at the joint.
Because turbocharged diesel engines produce high exhaust pressure, even a small leak can quickly leave visible carbon deposits. Ensuring the turbo is mounted securely and all gaskets are in good condition will help maintain proper exhaust flow.
Conclusion
Black soot around the OM606 exhaust manifold is usually a sign of an exhaust leak, poor sealing, or inefficient combustion. Common causes include damaged manifold gaskets, loose or broken studs, cracked manifolds, injector problems, or leaks at the turbocharger connection. Regular inspection of the exhaust system is essential for maintaining engine performance. Fixing these issues early not only prevents soot buildup but also helps protect the turbocharger and improve overall engine efficiency. For anyone running an OM606 diesel engine, keeping the exhaust manifold and related components in good condition is key to reliable performance and long-term durability.
Mercedes-Benz OM606 EDC Injection Pump on Test Bench
OM606 Dyno: Stock vs Stage 1.5 ECU
Professional Engine Locking Crank Pin Kit by Benz Injection
The Crank Pin Kit from Benz Injection is designed for accurate crankshaft positioning during engine timing procedures. The product ensures secure locking and precise alignment because it is made from strong materials. The tool functions as a safe servicing system which maintains mechanical accuracy during high-demand operations in workshops and performance builds.
OM606 8.0 EDC Pump in W210
Professional Injection Pump Timing Locking Pin for Diesel Engines | Benz Injection
Benz Injection has a high-quality Injection Pump Timing Locking Pin designed to provide the correct pump calibration. This is a vital tool that ensures that the injection pump is in place whenever performing maintenance work since it can easily adjust the timing. Made of durable materials, it can ensure long-term stability of the repair and upgrading of diesel engines.