Oil strainer. Porsche 911 1965-83 / 914-6  ❭  93010731400

Crankcase Oil Strainer 

Protect your Porsche engine with this OE Match Crankcase Oil Strainer. Manufactured to OE specifications, this precision-engineered replacement oil strainer plays a vital role in safeguarding the lubrication system by preventing large debris from entering the oil pump while ensuring unrestricted oil flow throughout the engine.

Fits:

• Porsche 911 1965-1968 2.0L / 912 SWB (F)
• Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
• Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
• Porsche 911 1978-1983 3.0L / SC
• Porsche 914-6 (1970-1976)

Located within the engine crankcase, the oil strainer acts as the first line of defence for the lubrication system. It filters larger contaminants before the oil reaches the pump, helping to protect critical internal engine components from premature wear and damage. A clean, undamaged oil strainer is essential for maintaining consistent oil circulation and reliable engine lubrication.

Whether you're carrying out a routine oil service, rebuilding an engine or undertaking a complete restoration, replacing a worn or damaged oil strainer is a sensible preventative maintenance measure that helps preserve long-term engine reliability.

What Does the Crankcase Oil Strainer Do?

The crankcase oil strainer performs several important functions within the engine lubrication system:

• Filters larger particles from the engine oil.
• Protects the oil pump from debris.
• Maintains unrestricted oil flow.
• Supports consistent oil pressure.
• Helps extend engine life.
• Prevents contaminants circulating through the lubrication system.
• Contributes to reliable engine performance.

Working alongside the oil filter and oil pump, the oil strainer helps ensure clean, uninterrupted lubrication reaches every critical engine component.

Why Replace the Crankcase Oil Strainer?

Over time, oil strainers can become contaminated or damaged through years of service.

Common reasons for replacement include:

• Sludge accumulation.
• Metal debris contamination.
• Damaged or distorted mesh. Corrosion.
  
• Engine rebuilds.
• Preventative maintenance.
• Oil starvation investigations.
• High-mileage servicing.

Replacing the oil strainer during engine maintenance helps ensure maximum lubrication efficiency and provides valuable insight into the condition of the engine by revealing any abnormal debris trapped within the screen.

Symptoms of a Worn or Contaminated Oil Strainer

Signs that the oil strainer should be inspected or replaced include:

• Reduced oil pressure.
• Sludge build-up inside the engine.
• Restricted oil flow.
• Oil pressure warning light.
• Metallic debris discovered during servicing.
• Engine lubrication concerns.
• Evidence of contamination during oil changes.
• Engine rebuild or restoration work.

Regular inspection of the oil strainer is considered good practice during major engine servicing.

Benefits

• Protects the oil pump from debris.
• Supports reliable oil circulation.
• Helps maintain correct oil pressure.
• Improves lubrication system reliability.
• Reduces the risk of oil starvation.
• Long-lasting construction.
• Factory-quality fitment.
• Excellent value OE Match replacement.

Installation Recommendations

When replacing the crankcase oil strainer, it is recommended to inspect or replace associated service components, including:

• Engine oil.
• Oil filter.
• Oil strainer gasket.
• Sump plate gasket.
• Drain plug sealing washer.
• Oil pump pick-up.
• Oil pressure relief valve.
• Oil lines and fittings.

Always refill the engine with the correct Porsche-approved engine oil and inspect the removed strainer for signs of excessive metal particles or debris that may indicate internal engine wear.