# 463561 Adjusting Washer | Genuine Volvo Penta Part

## 🔧 Product Description

Genuine Volvo Penta adjusting washer 4.05 mm thick, from the Engine group, listed for 21 applications across AQ and BB series engines. It is published at 0.030 kg, exactly the same as the 4.10 mm washer 463562 and the 4.15 mm washer 463563, so the top three sizes cannot be told apart by weight at all.

## 🚤 Compatibility

-   **Engine Family:** AQ, BB

Full model list at the end of this description.

## ⚙️ Key Features

-   4.05 mm thick
-   21 applications across AQ and BB series engines
-   Shares its 0.030 kg published weight with 463562 and 463563
-   One 0.05 mm step above 463560 at 4.00 mm
-   TH=4.05mm (Volvo assembly listing)

## 🔌 Function

Packs a running clearance by a fixed amount, so the size fitted depends on the measurement taken rather than the engine.

## ⚠️ Common Signs of Failure

-   Noisy valve gear or a tap that persists when warm
-   Clearance out of specification at service
-   Contact face pitted, cupped or worn bright
-   Uneven wear across the washer face

## 🛠️ Service Notes

-   The 4.05, 4.10 and 4.15 mm washers all show 0.030 kg, so order by thickness and part number only
-   Keep the washers in marked order as they come off, so each position can be corrected individually

## 📦 Condition

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

## 🔎 Full Model Compatibility

Typically suits:

-   Volvo Penta AQ131A, AQ131B, AQ131C, AQ131D
-   Volvo Penta 230A, 230B, 250A, 250B
-   Volvo Penta AQ151A, AQ151B, AQ151C
-   Volvo Penta AQ125B, AQ125A
-   Volvo Penta AQ145B, AQ145A
-   Volvo Penta AQ171A, AQ171C
-   Volvo Penta AQ120B
-   Volvo Penta AQ140A
-   Volvo Penta BB140A
-   Volvo Penta BB145A

## Details

- **Price:** 4.81 AUD
- **Vendor:** Volvo Penta
- **Type:** Fasteners & Fixings
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 4.81 AUD | In stock |

## Images

- 463561 Adjusting Washer | Genuine Volvo Penta Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/463561-adjusting-washer-genuine-volvo-penta)
> Updated: 2026-10-07