3842016 O-Ring | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta o-ring weighing 0.007 kg and listed for 12 applications on D series engines, the same 12 applications as the 90 °C thermostat 3842015, so this is the sealing ring to fit with that thermostat.

🚤 Compatibility

Typically suits:

• Volvo Penta D2-40
• Volvo Penta D2-40B
• Volvo Penta D2-40F
• Volvo Penta D1-30
• Volvo Penta D1-30B
• Volvo Penta D1-30F
• Volvo Penta D1-13
• Volvo Penta D1-13B
• Volvo Penta D1-13F
• Volvo Penta D1-20
• Volvo Penta D1-20B
• Volvo Penta D1-20F

• Engine Family: D
• HP Range: 13-40 HP

⚙️ Key Features

• 0.007 kg
• 12 applications on D series engines
• Matches the 12 applications of thermostat 3842015
• Inexpensive single-use seal

🔌 Function

Seals the joint it sits in, its elastomer section compressing between the faces to hold coolant in.

⚠️ Common Signs of Failure

• Coolant weeping or dripping at the joint
• O-ring flattened, hardened, cracked or nipped on removal
• Ring swollen or gone sticky from the wrong fluid or overheating
• Corrosion or staining tracking away from the seal line

🛠️ Service Notes

• Always fit a new o-ring rather than reusing the old one, and check the groove is clean and undamaged
• Lubricate lightly on assembly so it does not twist or get nipped as the joint is pulled together

📦 Condition

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