# 861859 Exhaust Valve | Genuine Volvo Penta Part

## 🔧 Product Description

Genuine Volvo Penta exhaust valve from the Engine group, weighing 0.020 kg and listed for 14 applications across the D and MD series. The inlet valve for these heads is 861858, listed for 8 applications on MD engines.

## 🚤 Compatibility

Typically suits:

-   Volvo Penta D1-13
-   Volvo Penta D1-13B
-   Volvo Penta D1-13F
-   Volvo Penta D1-20
-   Volvo Penta D1-20B
-   Volvo Penta D1-20F
-   Volvo Penta MD2010
-   Volvo Penta MD2010B
-   Volvo Penta MD2010-C
-   Volvo Penta MD2010-D
-   Volvo Penta MD2020
-   Volvo Penta MD2020B
-   Volvo Penta MD2020-C
-   Volvo Penta MD2020-D

-   **Engine Family:** D, MD
-   **HP Range:** 13-20 HP

## ⚙️ Key Features

-   Exhaust valve, not inlet
-   From the Engine group
-   0.020 kg
-   14 applications across D and MD engines
-   Inlet valve is 861858

## 🔌 Function

Opens to release the burnt gases into the exhaust port and seals the chamber for the rest of the cycle.

## ⚠️ Common Signs of Failure

-   Misfire and lost compression on one cylinder
-   Blowing heard at the exhaust when the engine is cranked
-   Seat face burnt, cupped or pitted
-   Stem blackened and worn in the guide
-   Valve clearances closing up as the seat recesses

## 🛠️ Service Notes

-   Check the guide and seat before fitting, as a worn guide will ruin a new valve quickly
-   Renew the stem seal 861860 and reset the clearances after assembly

## 📦 Condition

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

## Details

- **Price:** 35.66 AUD
- **Vendor:** Volvo Penta
- **Type:** Engine Components
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 35.66 AUD | In stock |

## Images

- 861859 Exhaust Valve | Genuine Volvo Penta Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/861859-exhaust-valve-genuine-volvo-penta)
> Updated: 2026-10-12