3885742 Rail | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta rail from the Fuel System group, for engines from serial number 2006010978 onwards. It weighs 3.740 kg and is listed for 71 applications across D series engines, and it supersedes part numbers 3584371 and 3588740.

🚤 Compatibility

• Engine Family: D
• HP Range: 280-435 HP
• Serial Range: SN2006010978-

Full model list at the end of this description.

⚙️ Key Features

• For engines from serial number 2006010978 onwards
• 3.740 kg
• Supersedes 3584371 and 3588740
• 71 applications on D series engines

🔌 Function

Holds fuel at injection pressure and distributes it to the injectors as they are commanded to open.

⚠️ Common Signs of Failure

• Fuel weeping at a rail union or sensor seat
• Rail pressure faults or a limp home condition
• Rough running, hunting or a misfire under load
• Diesel smell in the engine space
• Union faces corroded or damaged on removal

🛠️ Service Notes

• Check the engine serial number is 2006010978 or later before ordering, as earlier engines take a different rail
• Work scrupulously clean on high pressure fuel components and cap every open union
• High pressure fuel can inject through skin, so relieve the pressure and follow the manual procedure before opening any union

🔄 Supersession & Cross Reference

OEM Supersession Chain

• 3885742 → Supersedes 3584371

OEM / Related Numbers

• 3588740 earlier number superseded by this part
• 3584371 earlier number superseded by this part

📦 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, D6-330A-D, D6-330D-E, D6-370D-E, D6-370D-B, D6-330D-B, D6-330A-F, D6-370A-F, D6-370D-A, D6-330D-C, D6-330A-C, D6-370D-C, D6-330D-D, D6-370D-D, D6-330D-F, D6-370A-D, D6-330A-E, D6-370A-E, D6-370D-F, D6-330I-D, D6-310I-B, D6-280I-B, D6-280I-C, D6-280I-D, D6-280I-E, D6-435I-D, D6-280I-A, D6-310I-A, D6-300A-F, D6-300D-F, D6-300I-F, D6-310D-B, D6-310D-D, D6-310D-C, D6-310D-E, D6-370I-A, D6-370I-B, D6-330I-B, D6-330I-C, D6-370I-C, D6-370I-D, D6-310A-B, D6-280A-C, D6-310A-C, D6-310A-A, D6-280A-D, D6-310A-D, D6-280A-E, D6-310A-E, D6-310I-C, D6-280A-A, D6-280A-B, D6-330I-F, D6-370I-F, 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, D6-330I-E, D6-370I-E, D6-330A-B, D6-370A-B