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VOLVO COMPRESSION FLANGE 831903
FOR VOLVO PENTA ENGINES:
Description
Volvo Compression Flange 831903 — Original Factory Replacement
The compression flange is a critical component of the intake system of Volvo Penta marine engines. This original factory part ensures a hermetic seal between ducts and pressure chambers, guaranteeing the thermal efficiency and tightness of the refrigeration circuit. Its deterioration directly compromises the performance of the engine and the integrity of the adjacent joints.
This genuine replacement part is designed to fit with OEM precision on 22 models in the Volvo Penta range, spanning the AQ, BB, 230, 250 and 251 series. Manufacturer part number VOP831903 ensures verified compatibility and structural durability in fresh and saltwater applications.
Volvo Penta Engine Compatibility
Compatible Volvo Engines
| Series | Models |
|---|---|
| AQ Series | AQ120B, AQ125A, AQ125B, AQ131A, AQ131B, AQ131C, AQ131D, AQ140A, AQ145A, AQ145B, AQ151A, AQ151B, AQ151C, AQ171A, AQ171C |
| BB Series | BB140A, BB145A |
| 230 Series | 230A, 230B |
| 250 Series | 250A, 250B |
| 251 Series | 251A |
Equivalent Manufacturer Part Numbers
| Manufacturer/Brand | Reference/Part Number |
|---|---|
| Volvo Penta | 831903, VOP831903 |
Technical Note: Before replacement, inspect the condition of the support surfaces on the engine. Installation requires precise alignment to prevent leaks at adjacent joints. It is recommended to simultaneously replace the associated gaskets when applicable.
