# 8131835 Valve Spring Washer | Genuine Volvo Penta Part

## 🔧 Product Description

Genuine Volvo Penta valve spring washer for the exhaust side, from the Engine group. It weighs 0.052 kg, is listed for 13 applications across the TAD, D and TWD series, and supersedes part number 20551396. The exhaust marking is the deciding detail — the other washer here, 8131328, carries no side marking and weighs 0.045 kg.

## 🚤 Compatibility

Typically suits:

-   Volvo Penta TAD1643VE-B
-   Volvo Penta D16C1-E MG
-   Volvo Penta D16C1-F MG
-   Volvo Penta D16C2-E MG
-   Volvo Penta D16C2-F MG
-   Volvo Penta D16C-D MH
-   Volvo Penta TWD1644-45GE
-   Volvo Penta TAD1640-42GE-B
-   Volvo Penta D16C1-E MH
-   Volvo Penta D16C1-F MH
-   Volvo Penta D16C2-E MH
-   Volvo Penta D16C2-F MH
-   Volvo Penta TWD1683VE

-   **Engine Family:** TAD, D, TWD

## ⚙️ Key Features

-   Exhaust side
-   0.052 kg
-   13 applications across TAD, D and TWD series engines
-   Supersedes 20551396
-   The unmarked alternative is 8131328

## 🔌 Function

Seats the exhaust valve spring against the head, spreading its load onto the casting.

## ⚠️ Common Signs of Failure

-   Washer dished, worn or bitten into the head casting
-   Spring seat visibly recessed or the spring standing crooked
-   Valve gear noise or clearances that drift after adjustment
-   Bright wear ring in the head where the washer beds

## 🛠️ Service Notes

-   Only 7 grams separate this exhaust washer from the unmarked 8131328, so order by part number and position rather than by weight
-   Inspect the head where the washer seats and renew valve springs as a set if any are tired

## 🔄 Supersession & Cross Reference

### OEM Supersession Chain

-   8131835 → Supersedes 20551396

### OEM / Related Numbers

-   20551396 earlier number superseded by this part

## 📦 Condition

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

## Details

- **Price:** 34.21 AUD
- **Vendor:** Volvo Penta
- **Type:** Fasteners & Fixings
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 34.21 AUD | In stock |

## Images

- 8131835 Valve Spring Washer | Genuine Volvo Penta Part
- 8131835 Valve Spring Washer | Genuine Volvo Penta Part - photo 2 of 2

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/8131835-valve-spring-washer-genuine-volvo-penta)
> Updated: 2026-10-11