21263150 Front Plate | Genuine Volvo Penta Part

🔧 Product Description

Genuine front plate used on the timing-gear casing of Volvo Penta D2-50, D2-55, D2-60 and D2-75 marine diesel engines. It closes and supports the front gear assembly and provides sealing surfaces for the related covers and shaft seal.

🚤 Compatibility

Typically suits:

• Volvo Penta D2-55F
• Volvo Penta D2-50F
• Volvo Penta D2-75F
• Volvo Penta D2-60F

• Engine Family: D
• HP Range: 50-75 HP

⚙️ Key Features

• D2 timing-gear casing front plate
• Used on D2-50 through D2-75 engine families
• Factory-machined cover and seal interfaces
• Maintains timing-gear alignment and oil retention
• Must match timing casing 21945673 and the engine revision

🔌 Function

The front plate closes the timing-gear casing, retains lubricating oil and supports the front covers, seals and related gear components.

⚠️ Common Signs of Failure

• Oil leakage at the plate joint
• Cracked or warped plate
• Damaged seal bore
• Timing-gear misalignment
• Loose mounting fasteners

🛠️ Service Notes

• Must be matched to timing casing 21945673 and the correct engine revision - fitting the wrong revision will not line up the timing gears
• Fit a new gasket and front crankshaft seal at the same time as the plate
• Check the crankshaft for a wear groove where the old seal ran before fitting the new one

🔄 Supersession & Cross Reference

OEM Supersession Chain

• 21263150 → Supersedes 21188242

OEM / Related Numbers

• 21188242 earlier number superseded by this part
• 21945673 - Timing-gear casing
• 3580024 - Clamping pin
• 3580586 - Sealing ring
• 3583710 - Gaskets
• 3580378 - Gaskets
• 21193270 - Cover, quantity 4
• 3583707 - Gasket
• 861526 - Screw
• 3886406 - Seal
• 3809653 - Filler cap

📦 Condition

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