Camshaft tensioner roller. Porsche 928 1983-95  ❭  92810551212

Camshaft tensioner roller
This OE Match camshaft tensioner roller is a replacement timing belt / camshaft drive roller for Porsche 928 models from 1983 to 1995. It is designed to match the original-style fitment and function, helping maintain correct belt guidance and tension within the camshaft timing system.

Fits:
Porsche 928 S2 / S4 / GT / GTS 1983 - 1995

Diagram ref no 9.

The camshaft tensioner roller supports and guides the timing belt as it runs through the engine timing system. It works with the belt tensioning assembly to help keep the belt correctly aligned and tensioned, ensuring accurate camshaft timing and reliable valve train operation.

Functions
•  Supports and guides the camshaft timing belt
•  Helps maintain correct timing belt alignment
•  Works with the tensioning system to support proper belt tension
•  Helps ensure accurate camshaft timing
•  Reduces the risk of belt tracking issues or timing instability
•  Replaces worn, noisy, seized, or damaged original rollers
•  OE Match replacement for timing belt service and engine repair.

Why Replace This Part?
Camshaft tensioner rollers are exposed to constant belt load, heat, vibration, and high-speed rotation. Over time, the bearing can wear, become noisy, seize, develop play, or cause uneven belt tracking. A faulty roller can lead to timing belt noise, belt wear, incorrect tension, or serious engine timing problems. Replacing the roller during timing belt service helps protect the timing system and supports long-term engine reliability.

When to Replace This Part
•   The timing belt system is being serviced
•   The roller is noisy, rough, seized, loose, or worn
•   Bearing play is found during inspection
•   Timing belt wear or tracking issues are present
•   The belt tensioner or related timing components are being replaced
•   The engine has timing belt noise from the front cover area
•   Preventative replacement is being carried out during major service.

Where it fits on the car
This camshaft tensioner roller fits within the engine timing belt / camshaft drive system on Porsche 928 models. It is installed in the timing belt path and supports correct belt tension and routing according to the factory engine layout.

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

92810551212

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