3847482 Idler Pulley | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta idler pulley for engines from serial number 2006032253 onwards, weighing 0.308 kg and listed for 50 applications on D series engines. The serial break decides the order.

🚤 Compatibility

• Engine Family: D
• HP Range: 260-480 HP
• Serial Range: SN2006032253-

Full model list at the end of this description.

⚙️ Key Features

• For engines from serial number 2006032253 onwards
• 0.308 kg
• 50 applications on D series engines
• Quantity varies by assembly, most commonly one

🔌 Function

Guides and supports the belt around its run on a sealed bearing, keeping the belt in line and taking up the wrap the drive needs.

⚠️ Common Signs of Failure

• Rumble, growl or squeal from the belt run that follows engine speed
• Pulley rough, gritty or noisy when spun by hand off the belt
• Belt edge frayed, or the belt running off centre
• Grease weeping from the bearing seal
• Belt dust building up around the pulley

🛠️ Service Notes

• Check the engine serial number — this idler is the part from serial number 2006032253 onwards
• Renew the belt with the idler and check the tensioner and the other pulleys while the belt is off

📦 Condition

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

🔎 Full Model Compatibility

Typically suits:

• Volvo Penta D6-370A-C, D6-350A-A, D6-350A-B, D6-370D-E, D6-370D-B, D6-370A-F, D6-370D-A, D6-370D-C, D6-370D-D, D6-370A-D, D6-370A-E, D6-370D-F, D6-435I-D, D6-340I-G, D6-380I-G, D6-440I-G, D6-480I-G, D6-300A-G, D6-340A-G, D6-380A-G, D6-440I-WJ-G, D6-480I-WJ-G, D6-300D-G, D6-340D-G, D6-380D-G, D6-440D-G, D6-480D-G, D6-400A-G, D6-440A-G, D6-300I-G, D6-400A-E, D6-435D-A, D6-435D-D, D6-435D-E, D6-435D-F, D6-435I-A, D6-435I-C, D6-435I-E, D6-400A-F, D6-435D-C, D6-435I-F, D6-370A-B, D6-480A-G
• Volvo Penta D4-260A-F, D4-260D-F, D4-300A-F, D4-300D-F, D4-270A-G, D4-320A-G, D4-300A-G