856908 Exhaust Manifold | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta exhaust manifold from the Inlet and Exhaust System group, weighing 20.865 kg. No fitment list, superseded number or variant detail is published against it, so the part number itself is the only reliable identifier - confirm it against the engine before committing. Manifold 856904 in this run is listed at 20.412 kg for 26 applications, and 453 grams will not tell the two apart in the hand.

⚙️ Key Features

• Inlet and Exhaust System exhaust manifold
• 20.865 kg
• No fitment list published - order by part number
• Within 453 grams of manifold 856904

🔌 Function

Collects the exhaust gas from the cylinder ports and carries it, water-jacketed, to the riser or exhaust pipe.

⚠️ Common Signs of Failure

• Exhaust blowing or ticking at the head face
• Soot fanning out from a port joint
• Blistering, scaling or weeping from the water jacket
• Water loss traced back to the manifold
• Water carrying back towards the cylinders

🛠️ Service Notes

• Check the part number against the engine before ordering - nothing else published narrows this one down
• Renew the head-face and outlet gaskets and check all faces for flatness
• Freight-scale item at 20.865 kg; treat it as a two-person lift

📦 Condition

• Genuine Volvo Penta part
• Brand new
• Supplied in original or equivalent packaging