3887340 Thermostat Kit | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta thermostat kit from the Cooling System group, weighing 0.070 kg and listed for 9 applications on D series engines. It is the kit version, supplied with its sealing parts, while the separate thermostat 3887403 is a heavier single item listed for 20 applications.

🚤 Compatibility

Typically suits:

• Volvo Penta D2-40
• Volvo Penta D2-40B
• Volvo Penta D2-40F
• 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

• Thermostat supplied as a kit
• 0.070 kg
• 9 applications on D series engines
• Distinct from the single thermostat 3887403

🔌 Function

Holds coolant in the engine until it reaches temperature, then opens to let it pass through to the cooler.

⚠️ Common Signs of Failure

• Slow warm up, or a gauge that never reaches normal
• Overheating soon after start up
• Temperature swinging up and down
• Thermostat stuck open or shut when tested in hot water
• Scale, corrosion or a perished seal on the unit

🛠️ Service Notes

• Check whether the job needs this kit or the separate thermostat 3887403
• Fit new seals, refill slowly and bleed the system properly afterwards

📦 Condition

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