20709467 Valve Seat | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta D16 Intake Valve Seat - Part Number: 20709467

A genuine intake-valve seat insert used in a serial-controlled Volvo Penta D16 cylinder head. The documented catalogue application is through engine serial number 2016074098; later cylinder-head versions must be checked separately.

⚙️ Key Features

• Intake-valve seat material and hardness matched to D16 combustion and heat transfer

• Interference-fit outside diameter matches the specified cylinder-head counterbore

• Seat angle and width must be machined concentrically to the matching inlet valve

• Documented for the applicable cylinder-head version through SN2016074098

• Valve recession and protrusion must be checked after installation

• Professional cylinder-head machining is required

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• 20709467 - Current genuine Volvo Penta service reference

OEM / Related Numbers:

• 20709467 - Intake valve seat through SN2016074098

• 20709580 - Related D16 valve cover

• 20736230 - Related valve-cover sealing strip

• 21575727 - Related valve-cover gasket

Aftermarket / Verified Equivalents:

• No aftermarket equivalent

🚤 Compatibility

Commonly used on:

• Volvo Penta D16 industrial and generating-set diesel cylinder heads

• Documented cylinder-head configurations through SN2016074098

Typically suits:

• Engine family: Volvo Penta D16 inline-six diesel

• Valve position: Intake

• Year range: Serial-number controlled

• Serial applicability: Through SN2016074098 in the documented parts section

🔌 Function

Provides the precision sealing and heat-transfer surface against which the inlet valve closes.

Common signs of failure or reasons for replacement:

• Compression leaks past the inlet valve

• The seat is cracked, recessed, pitted or loose

• Valve clearance changes as the seat recedes

• The seat cannot be machined to the specified contact width

• Cylinder-head overhaul requires replacement after valve damage

📦 Condition

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging