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- Porsche 911 1978-1989 3.3L Turbo (930)
- Porsche 964 (911) TURBO 3.3L 1991-93
- Porsche 964 (911) TURBO 3.6L 1991-93
Turbo Oil Collector Tank Breather Hose - 22 x 4mm
High-quality turbocharger oil collector tank breather
hose with 22 x 4.0mm dimensions, designed for Porsche 911 turbo models with option code M148 (engine 930.66) and 964 Turbo.
Fits:
- Porsche 911 1978-1989 3.3L Turbo (930)
- Porsche 964 (911) TURBO 3.3L 1991-93
- Porsche 964 (911) TURBO 3.6L 1991-93
Diagram ref no 29
This hose connects the oil collector tank within the turbo system, allowing safe ventilation of oil vapours while maintaining correct pressure within the lubrication circuit. It plays a critical role in ensuring proper oil management and preventing pressure build-up in high-performance turbocharged engines.
Manufactured to OEM specifications, this hose offers durability, flexibility, and resistance to heat and oil exposure, making it ideal for maintenance, repair, or restoration of Porsche turbo oil systems.
Key Features
• 22 x 4.0mm breather hose specification
• Suitable for Porsche 911 Turbo (M148 / 930.66 engine)
• Compatible with Porsche 964 Turbo
• Part number 00004320495
• Designed for turbo oil collector tank ventilation
• Resistant to heat and oil exposure
• OEM-style fit and performance
Function and Purpose
This hose is a vital component of the turbo oil system.
It helps to:
• Vent oil vapours from the collector tank
• Maintain correct internal system pressure
• Prevent oil system pressure build-up
• Support efficient turbo lubrication
• Ensure reliable engine and turbo performance
Why Replace Breather Hoses
Turbo oil system hoses operate under high heat and pressure.
Common issues include:
• Cracking or splitting
• Oil vapour leaks
• Hardening and reduced flexibility
• Reduced ventilation efficiency
Replacing worn hoses ensures proper oil system function and prevents potential turbo issues.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
PCG236007A
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