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Sealing cap Genuine Porsche part 046121099

Code: 046121099

Genuine Porsche part

Sealing cap

The product code 046121099 was also found on these diagrams

105-005 - stopper

Water cooling 924 1976-79

105-005 - stopper

Water cooling 924 1980 - 1985

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

Engine coolant water pump hose. Porsche 924

046121051/1

Product Information

Engine Coolant Water Pump Hose.

The OE Match Engine Coolant Water Pump Hose is a replacement cooling-system hose for selected Porsche 924 2.0L models.

Fit:

Porsche 924 1976-85

Diagram Ref No 1

Located within the engine water-cooling circuit, this hose connects into the water-pump side of the system and carries engine coolant as it circulates between the engine and the rest of the cooling network.

The water pump is responsible for continuously moving coolant through the engine, hoses and radiator. The hose therefore forms an important part of the sealed, pressurised cooling circuit.

Over time, repeated exposure to hot coolant, cooling-system pressure, engine-bay heat and vibration can cause the original rubber hose to harden, swell, crack or weaken internally.

A deteriorated hose can begin with only a small seep but may eventually split or rupture, causing rapid coolant loss and potentially serious engine overheating.

Replacing an ageing or damaged water-pump hose helps restore coolant-system integrity, maintain correct circulation and protect the engine from excessive operating temperatures.

What This Product Does:
The Engine Coolant Water Pump Hose carries coolant through the water-pump section of the engine cooling circuit.

Its main functions are to:

Carry coolant to or from the water pump.
Maintain continuous coolant circulation.
Help regulate engine operating temperature.
Maintain a sealed cooling system.
Withstand normal cooling-system pressure.
Accommodate engine vibration and thermal movement.
Prevent coolant loss.
Support correct radiator and engine cooling performance.

Symptoms Of Wear Or Failure:
Common symptoms include:

Visible coolant leakage.
Coolant residue around the hose.
Damp hose ends.
Gradual coolant loss.
Low coolant level.
Sweet coolant smell.
Drips beneath the vehicle.
Cracks in the rubber.
Hardened hose material.
Soft or swollen sections.
Bulging.
Leakage around clamps.
Engine temperature rising above normal.
Steam following a major leak.

Why Replacement Matters:
Replacing a worn or damaged Engine Coolant Water Pump Hose helps restore:

Correct coolant circulation.
Cooling-system pressure integrity.
Reliable sealing.
Stable engine temperature.
Reduced risk of sudden coolant loss.
Long-term cooling-system reliability.
Protection against overheating.

A replacement hose is a relatively inexpensive preventative repair compared with the potential cost of engine damage caused by overheating.

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

046121051

046121051

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Sealing cap Genuine Porsche part 046121099