# 826798 Check Valve | Genuine Volvo Penta Part

## 🔧 Product Description

Genuine Volvo Penta check valve from the Fuel System group, weighing 0.034 kg and listed for 4 applications across MD and AQD series engines.

## 🚤 Compatibility

Typically suits:

-   Volvo Penta MD21B
-   Volvo Penta MD21A
-   Volvo Penta AQD21A
-   Volvo Penta AQD21B

-   **Engine Family:** MD, AQD

## ⚙️ Key Features

-   0.034 kg
-   4 applications across MD and AQD engines
-   Fuel System group
-   Genuine Volvo Penta part

## 🔌 Function

Lets fuel flow in one direction only, holding the line primed and stopping it draining back.

## ⚠️ Common Signs of Failure

-   Long cranking after the engine has stood, as the line has drained back
-   Engine faltering or cutting when fuel demand rises
-   Valve stuck open or closed when blown through by hand
-   Debris or varnish holding the seat off
-   Weeping at the valve body or its unions

## 🛠️ Service Notes

-   Check the valve direction of flow before fitting, as fitting it the wrong way round will stop the engine running
-   Renew the filters if debris is found holding the valve off its seat

## 📦 Condition

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

## Details

- **Price:** 263.0 AUD
- **Vendor:** Volvo Penta
- **Type:** Fuel System
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 263.00 AUD | In stock |

## Images

- 826798 Check Valve | Genuine Volvo Penta Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/826798-check-valve-genuine-volvo-penta)
> Updated: 2026-10-10