# 21426900 Cover | Genuine Volvo Penta Part

🔧 Product Description

  

Genuine Volvo Penta D16C Oil-Cooler Housing Cover - Part Number: 21426900

  

Genuine cover used in the engine oil-cooler and lubrication-system housing of selected Volvo Penta D16C diesel engines. It belongs to the Volvo cover family 20581617, 20746923, 21100906 and 21122228.

  

⚙️ Key Features

  

• D16C engine-oil cooler housing cover

• Factory oil and coolant passage geometry

• Precision gasket and mounting surfaces

• Designed for high oil pressure and coolant temperature

• Documented Volvo cover reference family

  

🔄 Supersession & Cross Reference

  

OEM Supersession Chain:

  

• 21426900 - Current OEM cover reference

• 21122228 / 21100906 / 20746923 / 20581617 - Earlier or related Volvo cover references

  

OEM / Related Numbers:

  

• 21426900

• 21122228

• 21100906

• 20746923

• 20581617

  

Aftermarket / Verified Equivalents:

  

• No aftermarket equivalent

  

🚤 Compatibility

  

Confirmed engine family:

  

• D16C marine and industrial diesel engines using oil-cooler cover 21426900

• Related TAD16 and TWD16 engines only where the serial-specific oil-cooler diagram lists this cover

  

• Confirm cooler housing, gasket, oil passage arrangement and engine serial number

  

🔌 Function

  

The cover closes the oil-cooler housing and directs engine oil and coolant through their separate passages.

  

Common signs of failure:

  

• Oil or coolant leakage

• Oil mixing with coolant

• Warped or cracked cover

• Damaged sealing surface

• Restricted passage

  

📦 Condition

  

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging

## Details

- **Price:** 398.43 AUD
- **Vendor:** Volvo Penta
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 398.43 AUD | In stock |

## Images

- 21426900 Cover | Genuine Volvo Penta Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/21426900-cover-genuine-volvo-penta)
> Updated: 2026-08-03