# 850761 Pin | Genuine Volvo Penta Part

## 🔧 Product Description

Genuine Volvo Penta pin from the Marine Propulsion group, weighing 0.023 kg and listed for 44 applications across the MD, MB, AQ, BB, B and AQD series. It supersedes part number 814038, catalogued earlier as a cylinder pin.

## 🚤 Compatibility

-   **Engine Family:** MD, MB, AQ, BB, B, AQD

Full model list at the end of this description.

## ⚙️ Key Features

-   0.023 kg
-   Supersedes 814038, formerly catalogued as a cylinder pin
-   44 applications across six engine series

## 🔌 Function

Locates and holds two components in the correct relative position, taking the shear load of the joint.

## ⚠️ Common Signs of Failure

-   Movement or knock where the joint should be solid
-   Pin found bent or with a step worn into it
-   Pin bore worn oval in either component
-   Pin working its way out of its seat
-   Corrosion seizing the pin so it has to be driven out

## 🛠️ Service Notes

-   Check the bore in both parts before fitting, as a new pin in an ovalled bore will be loose straight away
-   Renew any retaining clip or circlip at the same time

## 🔄 Supersession & Cross Reference

### OEM Supersession Chain

-   850761 → Supersedes 814038

### OEM / Related Numbers

-   814038 earlier number superseded by this part

## 📦 Condition

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

## 🔎 Full Model Compatibility

Typically suits:

-   Volvo Penta AQ130C, AQ130D, AQ130A, AQ130B
-   Volvo Penta AQ170B, AQ170C, AQ170A
-   Volvo Penta BB115A, BB115B, BB115C
-   Volvo Penta BB170B, BB170C, BB170A
-   Volvo Penta MB20A, MB20B, MB20C
-   Volvo Penta MD5A, MD5B, MD5C
-   Volvo Penta AQ115A, AQ115B
-   Volvo Penta AQD21A, AQD21B
-   Volvo Penta MD11C, MD11D
-   Volvo Penta MD17C, MD17D
-   Volvo Penta MD21B, MD21A
-   Volvo Penta MD6A, MD6B
-   Volvo Penta MD7B, MD7A
-   Volvo Penta 100S, 110S
-   Volvo Penta AQ165A
-   Volvo Penta AQD2B
-   Volvo Penta B20
-   Volvo Penta BB165A
-   Volvo Penta MB10A
-   Volvo Penta MD1B
-   Volvo Penta MD2B
-   Volvo Penta MD3B
-   Volvo Penta MD67C

## Details

- **Price:** 6.64 AUD
- **Vendor:** Volvo Penta
- **Type:** Fasteners & Fixings
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 6.64 AUD | In stock |

## Images

- 850761 Pin | Genuine Volvo Penta Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/850761-pin-genuine-volvo-penta)
> Updated: 2026-09-06