# 960633 Plug | Genuine Volvo Penta Part

## 🔧 Product Description

Genuine Volvo Penta plug with an M20 thread, weighing 0.068 kg and listed for 75 applications including D, TAD, TD, TWD, THD and TID series engines. It is the largest of the three thread-sized plugs listed here, the others being the M12 x 12 mm 960629 and the M16 x 12 mm 960631, so order by the thread rather than by appearance.

## 🚤 Compatibility

-   **Engine Family:** D, TAD, TD, TWD, THD, TID, DH

Full model list at the end of this description.

## ⚙️ Key Features

-   M20 thread
-   0.068 kg
-   75 listed applications
-   Fits D, TAD, TD, TWD, THD and TID series engines
-   Largest thread of the three sized plugs listed here
-   Quantity varies by assembly, most commonly one

## 🔌 Function

Closes off a drilling or port in a casting, sealing the passage against pressure and keeping dirt out.

## ⚠️ Common Signs of Failure

-   Weeping or dripping from the plug
-   Hex drive rounded by an ill-fitting tool
-   Plug seized in the casting
-   Corrosion or pitting on the sealing face
-   Plug loosening in service

## 🛠️ Service Notes

-   Order by thread size — M20 here, against M16 x 12 mm for 960631 and M12 x 12 mm for 960629
-   Fit a new sealing washer and tighten to the manual figure; over-tightening a large plug distorts the seat

## 📦 Condition

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

## 🔎 Full Model Compatibility

Typically suits:

-   Volvo Penta D13C3-B MH, D13C1-B MH, D13C4-B MH, D13C2-B MP, D13C2-A MP, D13C4-A MP, D13B-E MG, D13B-E MG (FE), D13B-F MG, D13B-F MG (FE), D13C4-B MP, D13C5-B MP, D13C6-A MP, D13C1-A MH, D13C2-A MH, D13C1-B MG, D13C3-B MG, D13C2-B MG, D13C4-B MG, D13C5-A MP, D13C2-A MG, D13C1-A MG, D13C7-B MP, D13C8-B MP, D13C9-A MP
-   Volvo Penta TID121KG, TID121KGP, TID121KP, TID121L, TID121LG, TID121LGP, TID121LP, TID121FG, TID121K, TID121K-87
-   Volvo Penta D16C1-E MG, D16C1-F MG, D16C2-E MG, D16C1-E MH, D16C1-F MH, D16C2-E MH
-   Volvo Penta TAD1030P, TAD1030G, TAD1030GE, TAD1030V
-   Volvo Penta TD121G-87, TD121GGP-87, TD121GP
-   Volvo Penta THD102KB, THD102KD, THD102K-KB
-   Volvo Penta TWD1210G, TWD1210P, TWD1210V
-   Volvo Penta TWD1211V, TWD1211P, TWD1211G
-   Volvo Penta TAD1031G, TAD1031GE
-   Volvo Penta TAD1230G, TAD1230V
-   Volvo Penta TD120HP, TD120HPP
-   Volvo Penta TWD1230ME, TWD1230VE
-   Volvo Penta DH10A
-   Volvo Penta TAD1032GE
-   Volvo Penta TAD1231GE
-   Volvo Penta TAD1232GE
-   Volvo Penta TD1030VE
-   Volvo Penta TD1210G
-   Volvo Penta TID120HPP
-   Volvo Penta TWD1030ME
-   Volvo Penta TWD1031VE
-   Volvo Penta TWD1231VE

## Details

- **Price:** 15.75 AUD
- **Vendor:** Volvo Penta
- **Type:** Fasteners & Fixings
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 15.75 AUD | In stock |

## Images

- 960633 Plug | Genuine Volvo Penta Part
- 960633 Plug | Genuine Volvo Penta Part - photo 2 of 2

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/960633-plug-genuine-volvo-penta)
> Updated: 2026-09-20