Mercedes Benz M272 Engine Parts Diagram File

Before diving into the nuts and bolts, it is critical to understand that the M272 exists in two distinct displacements: 2.5L (M272E25) and 3.5L (M272E35). While the block architecture is identical, internal components like the crankshaft, pistons, and connecting rods differ. Additionally, the M272 underwent a significant revision in 2007 (often called the "Facelift" version) to fix the infamous balance shaft sprocket issue.

: These units, often referred to as "vanos" in other brands, are secured to the camshafts by center valves (intake is right-hand thread; exhaust is left-hand thread).

: Electro-hydraulically operated vane adjusters located at the front of each of the four camshafts. They can vary timing by up to 40 degrees. Camshaft Solenoids Mercedes Benz M272 Engine Parts Diagram

If you own a Mercedes from the mid-2000s to the early 2010s—a C-Class, E-Class, or perhaps an SLK—you are likely familiar with the . This 3.5L V6 was the successor to the legendary M112, marking a significant shift in Mercedes engineering. It was the first to introduce the "Twin-Pulse" V6 philosophy, balancing smoothness with aggressive power delivery.

: Features silicon/aluminum-lined cylinders and lateral main bearing bolts for stiffness : Contains the oil pump and the oil level switch Before diving into the nuts and bolts, it

Aluminum plate cooler bolted to the housing. Common M272 Failure Points to Spot on a Diagram

: Each cylinder features a single spark plug with an individual coil-on-plug ignition system. Intake and Emission Systems : These units, often referred to as "vanos"

Four total (two intake, two exhaust) that control valve lift and duration.

The Mercedes-Benz M272 engine is a versatile V6 used across a wide range of models from 2004 to 2013, including the C-Class, E-Class, and SLK . This 60-degree V6 features dual overhead camshafts (DOHC) and four valves per cylinder .

Control the entry of air-fuel mixture and exit of exhaust gases.