23118553 Supercharger | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta 12 V supercharger weighing 18.71 kg, listed for three D series engine applications. It is the narrower-fitment 12 V unit - the other 12 V version covers 13 engines - and consolidates 3801838 and 3812783.

🚤 Compatibility

Typically suits:

• Volvo Penta D6-435D-F
• Volvo Penta D6-400A-F
• Volvo Penta D6-435I-F

• Engine Family: D
• HP Range: 400-435 HP

⚙️ Key Features

• 12 V supercharger
• 18.71 kg
• Consolidates 3801838 and 3812783
• Listed for three D series engine applications
• The narrower-fitment 12 V unit - 23118550 is the 12 V unit covering 13 engines
• Also supersedes Volvo part number 3801242

🔌 Function

Driven from the engine, it compresses inlet air to raise charge density at lower engine speeds, with its drive control fed from the vessel's 12 V system.

⚠️ Common Signs of Failure

• Loss of low-speed power and sluggish acceleration away from idle
• Whine, rattle or grinding from the unit
• Drive clutch failing to engage, or engaging with a thump
• Oil weeping from the unit, or belt dust around the drive
• Rotors found scored, or play felt in the bearings

🛠️ Service Notes

• Two 12 V units are catalogued here with different fitments - match the engine as well as the voltage
• Check the drive belt, clutch and its supply before condemning the unit

🔄 Supersession & Cross Reference

OEM Supersession Chain

• 23118553 → Supersedes 3801838

OEM / Related Numbers

• 3812783 earlier number superseded by this part
• 3801838 earlier number superseded by this part

📦 Condition

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