# 21407106 Seal | Genuine Volvo Penta Part

🔧 Product Description

  

Genuine Volvo Penta TWD1643GE Inlet and Exhaust System Seal - Part Number: 21407106

  

A formed sealing component used in the inlet-manifold and exhaust-manifold assembly on the Volvo Penta TWD1643GE. It seals the designated joint against intake-air, exhaust-gas or fluid leakage according to its position in the original assembly.

  

⚙️ Key Features

  

• Genuine Volvo Penta inlet and exhaust-system seal

• Designed for TWD1643GE manifold components

• Resistant to heat, pressure and engine fluids

• Correct factory profile and compressed thickness

• Replace whenever the sealed joint is dismantled

  

🔄 Supersession & Cross Reference

  

OEM Supersession Chain:

  

• 21407106 (current catalogued reference)

  

OEM / Related Numbers:

  

• 21412904 - inlet manifold

• 78467242 and 78467243 - exhaust manifolds

• 23666980 and 23666981 - related exhaust manifolds

• 20938964 - sealing kit

• 21695684 - sealing ring

• 20784537 - plane gasket

• 21352841 - gasket

  

Aftermarket / Verified Equivalents:

  

• No aftermarket equivalent

  

🚤 Compatibility

  

Commonly used on:

  

• Volvo Penta TWD16 inlet and exhaust systems

  

Typically suits:

  

• Engine models:

• TWD1643GE

  

• HP Range: Engine-rating dependent

• Engine Type: TWD16 inline-six turbocharged generating-set diesel

• Year Range: Manifold configuration and engine-serial dependent

  

🔌 Function

  

Seals the designated inlet or exhaust manifold joint and maintains the intended pressure and gas flow.

  

Common signs of failure:

  

• Soot or exhaust leakage around the joint

• Boost-air leakage or hissing

• Oil or fluid seepage

• Burnt, hardened or split seal

• Reduced engine power

• Repeated leakage caused by a warped mating surface

  

📦 Condition

  

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging

## Details

- **Price:** 241.91 AUD
- **Vendor:** Volvo Penta
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 241.91 AUD | In stock |

## Images

- 21407106 Seal | Genuine Volvo Penta Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/21407106-seal-genuine-volvo-penta)
> Updated: 2026-08-02