# 20580716 Shoulder Screw | Genuine Volvo Penta Part

🔧 Product Description

  

Genuine Volvo Penta Shoulder Screw - Part Number: 20580716

  

A genuine Volvo Penta shoulder screw used in the engine locating and fastening position. It is supplied as an individual service component under part number 20580716 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

  

• Exact OEM thread, diameter, length or thickness for the documented position

• Maintains the specified clamp load, spacing, alignment or clearance

• Head, shoulder, flange or locking geometry matches the adjoining component

• Material and finish are suitable for engine heat, vibration and corrosion exposure

• Use the prescribed tightening torque and sequence

• Replace whenever deformation, thread damage or service instructions prevent safe reuse

  

🔄 Supersession & Cross Reference

  

OEM Supersession Chain:

  

• 20580716 - Current genuine Volvo Penta service reference

  

OEM / Related Numbers:

  

• 20580550 - Related Cover

• 20580547 - Related Sealing Ring

• 20580526 - Related Washer

• 20580495 - Related Cable Terminal

• 20580494 - Related Cable Terminal

• 20580491 - Related Housing

  

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

  

Locates and secures the associated component with a controlled shoulder diameter.

  

Common signs of failure or reasons for replacement:

  

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

• The joint loosens or develops excessive movement

• Threads, locking features or bearing surfaces are damaged

• The adjoining components no longer align or clamp correctly

• Replacement is required after removal when secure reuse cannot be confirmed

  

📦 Condition

  

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging

## Details

- **Price:** 33.4 AUD
- **Vendor:** Volvo Penta
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 33.40 AUD | In stock |

## Images

- 20580716 Shoulder Screw | Genuine Volvo Penta Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/20580716-shoulder-screw-genuine-volvo-penta)
> Updated: 2026-08-16