20450843 Flange | Genuine Volvo Penta Part

🔧 Product Description

A genuine Volvo Penta flange used in the engine auxiliary, guide and fuel-supply assembly. It is supplied as an individual service component under part number 20450843 and is intended to restore the original fit, alignment, sealing, support or operating function of the specified assembly. This listing supplies the named part only; adjoining components shown in an parts list for your engine are serviced separately unless explicitly stated.

🚤 Compatibility

Typically suits:

• Volvo Penta D5A-B TA
• Volvo Penta D5A-T
• Volvo Penta D5A-TA
• Volvo Penta D7A-B TA
• Volvo Penta D7A-T
• Volvo Penta D7A-TA
• Volvo Penta D7C-B TA
• Volvo Penta D7C-TA
• Volvo Penta TAD720VE
• Volvo Penta TAD721VE
• Volvo Penta TAD722VE
• Volvo Penta TAD520VE
• Volvo Penta MD2010
• Volvo Penta MD2010B

• Engine Family: D, TAD, MD

⚙️ Key Features

• Flange providing a rigid bolted connection and sealing face between adjoining pipes, housings or engine components
• 2.706 kg
• Listed for 14 applications across D, TAD and MD series engines
• Supersedes 20518780
• Inlet and Exhaust System group

🔌 Function

Provides a rigid bolted connection and sealing face between adjoining pipes, housings or engine components.

⚠️ Common Signs of Failure

• Leak or blow at the flanged joint that worsens as the engine warms
• Soot streaking or fluid staining along the flange line
• Fasteners repeatedly working loose at the joint
• Flange face found warped, eroded or corroded on removal
• Cracks radiating from the fastener holes

🛠️ Service Notes

• Check the flange face for flatness before fitting a new gasket - a warped face will blow the joint again within hours of running
• Renew the gasket and any single-use fasteners at the same time, and tighten evenly in the specified sequence

🔄 Supersession & Cross Reference

OEM Supersession Chain

• 20450843 → Supersedes 20518780

OEM / Related Numbers

• 20518780 earlier number superseded by this part

📦 Condition

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