# 914392 Plug | Genuine Volvo Penta Part

## 🔧 Product Description

Genuine Volvo Penta plug for MD3 and MD17C/110S., MD17D/120S., weighing 0.048 kg and listed for 110 applications, including the D, MD, AD, TAMD, AQAD and TMD series. It replaces earlier part number 3831312.

## 🚤 Compatibility

-   **Engine Family:** D, MD, AD, TAMD, AQAD, TMD, TD, TAD

Full model list at the end of this description.

## ⚙️ Key Features

-   For MD3 and MD17C/110S., MD17D/120S.
-   Replaces 3831312
-   0.048 kg
-   110 applications across six series
-   Quantity varies by assembly, most commonly two

## 🔌 Function

Closes off a machined opening so the passage or cavity behind it stays sealed.

## ⚠️ Common Signs of Failure

-   Weeping or staining below the plug seat
-   Plug working loose in service
-   Drive recess damaged so it cannot be tightened properly
-   Corrosion around the head or the sealing face

## 🛠️ Service Notes

-   Plug 914391 is listed at the same 0.048 kg, so weight is no guide between them; this is the one called up for MD3 and the MD17 variants
-   Clean the seat thoroughly before fitting and check it for pitting

## 🔄 Supersession & Cross Reference

### OEM Supersession Chain

-   914392 → Supersedes 3831312

### Aftermarket / Verified Equivalents

-   HDI Marine: DP1/2HPLN

## 📦 Condition

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

## 🔎 Full Model Compatibility

Typically suits:

-   Volvo Penta D12C-A MP, D12D-A MG, D12D-A MH, D12D-A MP, D12D-B MH, D12D-B MP, D12D-C MH, D12D-C MP, D12D-D MP, D12D-E MG, D12D-E MH, D12D-E MP, D12D-F MP, D12D-G MH, D12D-G MP, D12D-H MP
-   Volvo Penta TAMD74P-A, TAMD74P-B, TAMD74A, TAMD74C-A, TAMD74C-B, TAMD74L-A, TAMD74L-B
-   Volvo Penta D11C1-A MP, D11C3-A MP, D11B3-A MP, D11B4-A MP, D11B2-A MP, D11B1-A MP
-   Volvo Penta D16C-A MG, D16C-A MH, D16C-B MH, D16C-C MH, D16C-D MH
-   Volvo Penta TAMD122A, TAMD122A/C, TAMD122D, TAMD122P-A, TAMD122P-B
-   Volvo Penta TAMD162C-C, TAMD162A, TAMD162B, TAMD162C, TAMD162C-B
-   Volvo Penta 2003R SOLAS, 2003TB SOLAS, 2003B SOLAS, 2003 SOLAS
-   Volvo Penta D9A2L MH, D9A2A, D9A2C
-   Volvo Penta TD120AHC, TD120BHC, TD120BRC
-   Volvo Penta AD31, AD31B
-   Volvo Penta MD11C, MD11D
-   Volvo Penta MD17C, MD17D
-   Volvo Penta TAD120AHC, TAD120CHC
-   Volvo Penta TAMD102A, TAMD102D
-   Volvo Penta TAMD163A-A, TAMD163P-A
-   Volvo Penta TAMD165A, TAMD165C
-   Volvo Penta TAMD31A, TAMD31B
-   Volvo Penta TAMD40A, TAMD40B
-   Volvo Penta TAMD63L-A, TAMD63P-A
-   Volvo Penta TAMD71B, TAMD71A
-   Volvo Penta TAMD72P-A, TAMD72WJ-A
-   Volvo Penta TAMD73P-A, TAMD73WJ-A
-   Volvo Penta TD100CHC, TD100CRC
-   Volvo Penta TD121CHC, TD121CRC
-   Volvo Penta TMD120A, TMD120B
-   Volvo Penta TMD31A, TMD31B
-   Volvo Penta AD30A
-   Volvo Penta AQAD30A
-   Volvo Penta MD120A
-   Volvo Penta MD2B
-   Volvo Penta MD3B
-   Volvo Penta MD30A
-   Volvo Penta MD31A
-   Volvo Penta TAD121CHC
-   Volvo Penta TAMD103A
-   Volvo Penta TAMD120A
-   Volvo Penta TAMD121D
-   Volvo Penta TAMD30A
-   Volvo Penta TAMD41A
-   Volvo Penta TAMD60C
-   Volvo Penta TAMD61A
-   Volvo Penta TAMD70E
-   Volvo Penta TAMD75P-A
-   Volvo Penta TMD100C
-   Volvo Penta TMD102A
-   Volvo Penta TMD121C
-   Volvo Penta TMD122A
-   Volvo Penta TMD30A

## Details

- **Price:** 29.7 AUD
- **Vendor:** Volvo Penta
- **Type:** Fasteners & Fixings
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 29.70 AUD | In stock |

## Images

- 914392 Plug | Genuine Volvo Penta Part
- 914392 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/914392-plug-genuine-volvo-penta)
> Updated: 2026-10-10