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shield Genuine Porsche part 92812611603

Code: 92812611603

Genuine Porsche part

shield

Additional information:

• This part is brand new and unused.
• Please verify that it is 100% suitable for your specific vehicle before purchase to ensure compatibility.

Before purchasing thoroughly check part to confirm compatibility.

Related products

Air con compressor. Porsche 928 1987-92

92812611300/1

Product Information

Air Conditioning Compressor

The OE Match air conditioning compressor is designed to restore correct refrigerant circulation and cooling performance when the original compressor has become worn, noisy or failed.

Fits:

Porsche 928S4 5.0L 1987-92
Porsche 928GT 5.0L 1989-91

Diagram ref no 1
What Does the Air Conditioning Compressor Do?

The compressor is at the heart of the Porsche 928 air conditioning system. Driven by the engine, it compresses and circulates refrigerant through the A/C circuit.

The compressed refrigerant travels through the condenser, expansion system and evaporator, allowing heat to be removed from the cabin and providing cooled, dehumidified air.

Without a correctly functioning compressor, the air conditioning system cannot circulate refrigerant effectively or provide consistent cabin cooling.

Why Do Air Conditioning Compressors Fail?

A/C compressors contain internal moving components, bearings, seals and a clutch assembly that can deteriorate with age and use.

Common causes of failure include:

Internal bearing wear
Compressor clutch failure
Worn shaft seals
Refrigerant or lubricant loss
Internal contamination
Lack of lubrication
Corrosion following long periods of inactivity
General age-related wear

These issues are particularly relevant on classic vehicles such as the Porsche 928, where the original air conditioning components may have been in service for several decades.

When Should It Be Replaced?

Consider replacing the compressor if:

Air conditioning no longer blows cold Cooling performance has become noticeably weaker Compressor clutch fails to engage Grinding, rattling or squealing noises are present Refrigerant or compressor oil is leaking Compressor has seized Internal compressor failure has contaminated the A/C system

Poor cooling, clutch problems, compressor noise and refrigerant or oil leakage are among the main reasons for replacement.

Checks Before Installation

Before fitting a replacement compressor, the complete A/C system should be checked for:

Refrigerant leaks Contamination from the old compressor Correct refrigerant and compressor oil Condition of the drive belt Condenser condition Receiver-drier condition Expansion valve operation A/C hoses and seals

If the original compressor has suffered an internal mechanical failure, contamination should be removed from the system before the replacement compressor is installed.

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

92812611300

92812611300

The product you are viewing cross references to these numbers

3 3 3

Air con compressor. Porsche 928 1987-92

92812611300/2

Product Information

Air con compressor.
Restore smooth, reliable cooling in your Porsche with this OE Match air-conditioning compressor. Designed to meet original Porsche specifications, this high-quality replacement delivers factory-level performance, efficiency, and durability for your classic Porsche 928. Manufactured to the same form, fit, and function as the genuine part, this compressor ensures consistent refrigerant flow, quiet operation, and excellent long-term reliability. It installs directly with no modifications required, making it the ideal solution for restoring your air-conditioning system to original condition.
Fits:
Porsche 928 1987 - 1992
Diagram ref no 1
Why & When to Replace:
• A/C not cooling properly or blowing warm air
•  Compressor clutch not engaging or producing noise
•  Refrigerant leaks or visible oil traces on the compressor
•  During A/C system overhaul or refrigerant conversion service

Replacing your worn compressor with an OE Match unit ensures reliable cooling, improved efficiency, and extended system life — preserving comfort and performance in your Porsche.

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

92812611300

92812611300

The product you are viewing cross references to these numbers

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shield Genuine Porsche part 92812611603