3840379 Insert | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta insert from the Cooling System group, weighing 2.461 kg and listed for 5 applications on D series engines. It sits within 23 grams of insert 3840921 at 2.438 kg, so the published weights do not reliably separate the two - order by part number, and note that 3840921 carries 10 applications against this one's 5.

🚤 Compatibility

Typically suits:

• Volvo Penta D3-190A-B
• Volvo Penta D3-190A-C
• Volvo Penta D3-190I-A
• Volvo Penta D3-190I-B
• Volvo Penta D3-190I-C

• Engine Family: D
• HP Range: 190 HP

⚙️ Key Features

• 2.461 kg
• 5 applications on D series engines
• Only 23 grams apart from insert 3840921, so weight is no guide
• Cooling System group

🔌 Function

Forms the internal element of its cooling assembly, directing coolant flow through the housing.

⚠️ Common Signs of Failure

• Running temperature drifting up, particularly at higher load
• Weeping from the housing joint faces
• Passages furred with scale or packed with silt
• Pitting or erosion on the insert surfaces
• Coolant loss with no obvious external leak

🛠️ Service Notes

• Order by number rather than by weight, as 3840921 is almost identical on the scales
• Fit new seals and gaskets throughout the housing
• Flush the cooling system before refitting

📦 Condition

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