20558934 Valve Cover | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta Valve Cover - Part Number: 20558934

A genuine Volvo Penta valve cover used in the cylinder-head and valve-train enclosure. It is supplied as an individual service component under part number 20558934 and is intended to restore the original fit, sealing, alignment, retention or operating function of the specified assembly. This listing supplies the named component only; adjoining parts are serviced separately.

⚙️ Key Features

• Designed specifically for the tad620ve cylinder head and valve cover

• Exact Volvo Penta dimensions maintain fit and alignment with adjoining components

• Material and surface treatment are selected for the assigned engine environment

• Supports the documented mechanical, fluid or electrical function

• Use with the specified seals, fasteners and related assembly components

• Confirm the complete engine serial number and schematic position before installation

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• 20558934 - Current genuine Volvo Penta service reference

OEM / Related Numbers:

• 20558929 - Related Gasket

• 20558927 - Related Plug

• 20558924 - Related Gasket

• 20558810 - Related D5/D7 Valve Cover

• 21055823 / 3801233 - Cylinder-head references

• 20412745 / 20412733 - Cap plugs

• 20459855 - Valve stem seal

• 20459851 - Valve spring

• 20840747 - Spring disc

• 20459857 - Valve cotter

• 20840772 - Lock ring

• 20459852 / 20459854 - Valve seats

• 21026535 / 21026536 - Inlet and exhaust valves

• 20798183 / 20795944 / 20798191 - Cylinder-head gaskets

Aftermarket / Verified Equivalents:

• No aftermarket equivalent

🚤 Compatibility

Commonly used on:

• Volvo Penta D5 and D7 industrial diesel engines

• Generator, variable-speed and propulsion packages using the matching serial-controlled assembly

Typically suits:

• Engine models:

• TD420VE

• TAD420VE

• TD520GE

• TAD520GE

• TAD520VE

• TAD530GE EDC4

• TAD530GE MECH

• TAD531GE EDC4

• TAD531GE MECH

• TAD532GE EDC4

• TAD620VE

• TD720GE

• TD720VE

• TAD720GE

• TAD720VE

• TAD721GE

• TAD721VE

• TAD722GE

• TAD722VE

• TAD730GE EDC4

• TAD730GE MECH

• TAD731GE

• TAD732GE

• TAD733GE

• TAD734GE

• TAD750GE

• TAD751GE

• TAD752GE

• TAD753GE

• TAD750VE

• TAD760VE

• Engine Type: Volvo Penta D5/D7 inline industrial diesel family

• HP Range: Determined by the exact engine model and rating

• Year Range: Engine-generation and serial-number controlled

• Serial Applicability: Confirm the complete engine model, serial number and exact assembly position

🔌 Function

Encloses the valve train, retains lubricating oil and excludes dirt and moisture.

Common signs of failure or reasons for replacement:

• The component is cracked, worn, corroded, distorted or missing

• Excessive movement, leakage, noise or vibration develops

• The adjoining components no longer align, seat or operate correctly

• Inspection shows damage beyond the applicable reuse limit

• Replacement is required after disassembly, impact damage or major overhaul

📦 Condition

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging