# 20850048 Cylinder Head Gasket | Genuine Volvo Penta Part

## 🔧 Product Description

Application-specific D6E Cylinder Head Gasket - 1.34mm / Two-Dot used in the cylinder head, combustion sealing and crank mechanism assembly on the listed Volvo Penta engines. Seals combustion pressure, coolant and lubricating-oil passages between the cylinder head and crankcase.

## 🚤 Compatibility

Typically suits:

-   Volvo Penta TAD650VE

-   **Engine Family:** TAD
-   **HP Range:** Approximately 180-250 HP
-   **Year Range:** Approximately 2004 - 2015

## ⚙️ Key Features

-   Genuine Volvo Penta D6E Cylinder Head Gasket - 1.34mm / Two-Dot
-   Seals combustion pressure, coolant and lubricating-oil passages between the cylinder head and crankcase
-   20850048 - 1.34mm cylinder-head gasket with two-dot identification
-   Engine type: 6-litre six-cylinder common-rail turbocharged diesel
-   TH=1.34mm (Volvo assembly listing)

## 🔌 Function

Seals combustion pressure, coolant and lubricating-oil passages between the cylinder head and crankcase.

## ⚠️ Common Signs of Failure

-   Persistent coolant loss with no external leak to be found
-   Overheating, with coolant pushed out of the expansion tank
-   Oil and coolant mixing, showing as emulsion on the dipstick
-   Hard starting and a misfire on the affected cylinder
-   Scorched track across the gasket land found on strip-down

## 🛠️ Service Notes

-   Remove all old sealing material without damaging the mating faces and confirm the correct seal grade or thickness.
-   Lubricate only where specified, install without twisting, and pressure-check the system after assembly.
-   Select the 1.34mm two-dot gasket only after measuring piston protrusion and confirming the specified grade.

## 🔄 Supersession & Cross Reference

### OEM / Related Numbers

-   20855301 - cylinder-head references
-   20941118 - cylinder-head references
-   3884937 - cylinder-head kit
-   20798699 - inlet valve
-   20798533 - exhaust valve
-   20849976 - intake valve seat
-   20849979 - exhaust insert
-   20459855 - valve-stem seal
-   20799076 - tappet

### Other-Brand OEM Numbers

-   VOE20850048 - Volvo Construction Equipment prefixed number format

### Aftermarket / Verified Equivalents

-   SLP: CHS-048
-   SRP: CHG-50048

## 📦 Condition

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

## Details

- **Price:** 398.61 AUD
- **Vendor:** Volvo Penta
- **Type:** Gaskets & Seals
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 398.61 AUD | In stock |

## Images

- 20850048 Cylinder Head Gasket | Genuine Volvo Penta Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/20850048-cylinder-head-gasket-genuine-volvo-penta)
> Updated: 2026-10-17