# 21843564 Coolant Pipe | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta Engine Coolant Pipe - Part Number: 21843564

Rigid engine-coolant pipe used across selected D9, D11 and D13 industrial cooling systems. It replaces earlier coolant-pipe reference 3943401; 21540345 appears as a related intermediate factory reference on selected arrangements.

  

⚙️ Key Features

• Rigid factory coolant routing

• Correct flange and hose-end locations

• Supersedes 3943401

• Used across D9/D11/D13 industrial engines

• Maintains coolant flow and component clearance

  

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• 21843564 → Supersedes 3943401

• 21540345 (related/intermediate OEM reference)

  

OEM / Related Numbers:

• 21843564

• 3943401

• 21540345

  

Aftermarket / Verified Equivalents:

• No aftermarket equivalent

  

🚤 Compatibility

Commonly used on:

• Volvo Penta D9, D11 and D13 industrial cooling systems

  

Typically suits:

• Engine models:

• TAD1140VE, TAD1141VE, TAD1142VE, TAD1150VE, TAD1151VE, TAD1152VE

• TAD1170VE, TAD1171VE, TAD1172VE, TAD1340VE, TAD1341VE, TAD1342VE

• TAD1343VE, TAD1344VE, TAD1345VE, TAD1341GE, TAD1342GE, TAD1343GE

• TAD1344GE, TAD1345GE, TAD1350GE, TAD1351GE, TAD1352GE, TAD1353GE

• TAD1350VE, TAD1351VE, TAD1352VE, TAD1353VE, TAD1371VE, TAD1372VE

• TAD1373VE, TAD1374VE, TAD1375VE, D9A2A

• Engine Type: 6-cylinder turbocharged industrial diesel

• Serial Range: Confirm pipe routing, connection position and cooling-package option

  

🔌 Function

Carries engine coolant between cooling-system components while maintaining the specified routing and flow area.

  

Common signs of failure:

• Coolant seepage at a flange or hose end

• Rust, pitting or pinhole leakage

• Cracked mounting tab

• Hose misalignment after pipe distortion

• Coolant loss or overheating

  

📦 Condition

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging

## Details

- **Price:** 136.29 AUD
- **Vendor:** Volvo Penta
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 136.29 AUD | In stock |

## Images

- 21843564 Coolant Pipe | Genuine Volvo Penta Part

---

> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/21843564-coolant-pipe-genuine-volvo-penta)
> Updated: 2026-08-02