# 21084039 Coolant Pipe | Genuine Volvo Penta Part

## 🔧 Product Description

Brand-new genuine Volvo Penta coolant pipe formed for the original routing within the Volvo Penta TAD650VE PTO-driven air-compressor installation. Its bends, end connections and internal diameter preserve the designed flow path while avoiding interference, vibration and excessive stress on adjoining fittings.

## 🚤 Compatibility

Typically suits:

-   Volvo Penta TAD650VE
-   Volvo Penta TAD660VE

-   **Engine Family:** TAD

## ⚙️ Key Features

-   Coolant pipe for the PTO-driven air-compressor installation on the TAD650VE
-   0.412 kg
-   Supersedes 21020258
-   Listed for 2 applications

## 🔌 Function

Carries coolant to or from the PTO-driven air compressor, keeping the flow path and the routing the installation was designed with.

## ⚠️ Common Signs of Failure

-   Coolant weeping or dripping at the pipe ends
-   Coolant level falling with no obvious puddle
-   Crust or staining around a joint
-   Pipe found corroded through, cracked or chafed where it passes a bracket
-   Sealing faces found scored, or hose ends found swollen on strip-down

## 🛠️ Service Notes

-   It replaces 21020258, so that older number crosses to this pipe
-   Renew the hoses, seals and clamps at both ends when the pipe is disturbed, and check the compressor mounting has not been moving

## 🔄 Supersession & Cross Reference

### OEM Supersession Chain

-   21084039 → Supersedes 21020258

### OEM / Related Numbers

-   21020258 earlier number superseded by this part
-   Gasket kit 20971221
-   Gear 20860834

### Other-Brand OEM Numbers

-   VOE21084039

### OEM Reman Alternatives

-   Compressor 20971218 / exchange unit 3801157

## 📦 Condition

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

## Details

- **Price:** 293.5 AUD
- **Vendor:** Volvo Penta
- **Type:** Hoses & Pipes
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 293.50 AUD | In stock |

## Images

- 21084039 Coolant Pipe | Genuine Volvo Penta Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/21084039-coolant-pipe-genuine-volvo-penta)
> Updated: 2026-10-09