21089948 Manifold | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta Crankcase Ventilation Manifold - Part Number: 21089948

Brand-new genuine Volvo Penta crankcase-ventilation manifold used on selected TAD6 and TAD7 engines. The moulded manifold distributes crankcase vapour between the valve-cover outlet, oil-separator plumbing and return connections while maintaining the correct internal passage size and hose orientation.

⚙️ Key Features

• Dedicated crankcase-breather distribution manifold

• Multiple indexed ports match the original hose routing

• Oil-vapour-resistant construction

• Maintains balanced flow through the separator and return circuit

• Manifold only; hoses, sleeves and clamps are separate

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• 21089948 - Current Volvo Penta reference

OEM / Related Numbers:

• Volvo Penta 21089948

• VOE21089948

Aftermarket / Verified Equivalents:

• No aftermarket equivalent

🚤 Compatibility

Commonly used on:

• TAD6/TAD7 open crankcase-ventilation systems

Typically suits:

• Engine models:

• TAD650VE

• TAD660VE

• TAD750VE

• TAD760VE

• Engine Type: Volvo Penta 6- and 7-litre inline six-cylinder industrial diesel

• Model / Serial Data: Used in the open crankcase-ventilation layout identified by manifold 21089948; later closed-breather systems use different components.

🔌 Function

Collects and directs crankcase gases through the oil-separation system while allowing separated oil to return as designed.

Common signs of failure:

• Oil mist around the manifold ports

• Cracks or broken hose nipples

• Excessive crankcase pressure

• Breather hoses repeatedly coming loose

• Blocked internal passage causing oil leaks or dipstick blow-by

📦 Condition

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging