The rocker cover encloses the upper valvetrain assembly, creating a protective housing that prevents contaminants from entering the camshaft, rocker arms, and valve components while retaining the lubricating oil circulated across these moving parts. It must withstand continuous thermal cycling, oil splash, and vibration without warping or cracking. When a rocker cover deteriorates through heat-induced deformation, material fatigue, or sealing-surface erosion—it allows oil to leak externally, disrupts crankcase ventilation flow, and exposes the valvetrain to dirt, moisture, and abrasive particles. Such contamination accelerates wear on cam lobes, lifters, and rocker mechanisms, compromising engine stability and long-term reliability.

Porza rocker covers are engineered from high-strength composite or alloy materials that resist thermal distortion, chemical attack, and mechanical stress. Their sealing flanges are precision-machined or molded to maintain uniform compression against the gasket, ensuring a leak-free interface under all operating conditions. Porza’s advanced structural reinforcement improves rigidity, reducing flex that would otherwise cause sealing failure during high-RPM operation or pressure fluctuations within the crankcase ventilation system. Installing a Porza rocker cover restores the valvetrain’s protective environment, ensuring correct lubrication, reduced oil vapor escape, and improved overall engine cleanliness.

An effective rocker cover is essential for maintaining stable PCV (positive crankcase ventilation) performance, preventing oil leaks, and ensuring the valvetrain operates in a clean, controlled environment. Porza covers maintain OEM-level geometry, mounting precision, and long-term durability, safeguarding critical engine components from contamination while ensuring proper lubrication distribution and reduced maintenance requirements.

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Cylinder Head Cover MAXGEAR 28-0750)

€ 47,43

€ 47,43

Cylinder Head Cover MAXGEAR 28-0766)

€ 127,04

€ 127,04

Cylinder Head Cover MAXGEAR 28-0874)

€ 76,23

€ 76,23

Cylinder Head Cover MAXGEAR 28-0878)

€ 86,06

€ 86,06

Cylinder Head Cover MAXGEAR 28-0758)

€ 111,71

€ 111,71

Cylinder Head Cover MAXGEAR 28-0765)

€ 127,04

€ 127,04

Cylinder Head Cover MAXGEAR 28-0751)

€ 93,16

€ 93,16

Cylinder Head Cover MAXGEAR 28-0752)

€ 111,21

€ 111,21

Cylinder Head Cover MAXGEAR 28-0767)

€ 101,63

€ 101,63

Cylinder Head Cover MAXGEAR 28-0755)

€ 111,79

€ 111,79

Cylinder Head Cover MAXGEAR 28-0764)

€ 91,45

€ 91,45

Cylinder Head Cover MAXGEAR 28-0757)

€ 106,70

€ 106,70

Cylinder Head Cover MAXGEAR 28-0759)

€ 143,29

€ 143,29

Cylinder Head Cover MAXGEAR 28-0879)

€ 98,25

€ 98,25

Cylinder Head Cover MAXGEAR 28-0761)

€ 101,63

€ 101,63

Cylinder Head Cover MAXGEAR 28-0481)

€ 39,58

€ 39,58

Cylinder Head Cover MAXGEAR 28-0877)

€ 85,53

€ 85,53

Cylinder Head Cover MAXGEAR 28-0876)

€ 63,51

€ 63,51

Rocker Cover

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