# 21735375 Repair Kit | Genuine Volvo Penta Part

🔧 Product Description

  

Genuine Volvo Penta FBP20 Flexible-Impeller Bilge / Deckwash Pump Repair Kit - Part Number: 21735375

  

A genuine Volvo Penta repair kit for the compact FBP20 flexible-impeller pump. The pump is used as a self-priming bilge, deckwash, fresh-water or diesel-transfer pump and is rated at approximately 20 litres per minute.

  

Kit Contents:

  

• 1 x oil-resistant flexible impeller - supplied under Volvo Penta kit 21735375

• Matched pump-cover and shaft sealing components - supplied under complete kit 21735375

• Individual internal service numbers are not published in the accessory catalogue

  

⚙️ Key Features

  

• Genuine Volvo Penta FBP20 repair package

• Impeller included

• For 12V and 24V FBP20 pump assemblies

• Oil-resistant flexible impeller material

• Supports bilge, deckwash, water and diesel-transfer duty

  

🔄 Supersession & Cross Reference

  

OEM Supersession Chain:

  

• 21735375 current Volvo Penta FBP20 repair-kit reference

  

OEM / Related Numbers:

  

• 21735375

• 21678116 FBP20 12V pump

• 21678117 FBP20 24V pump

• 21678560 related vacuum switch

  

Aftermarket / Verified Equivalents:

  

• Johnson Pump internal service parts may be available by pump model, but no verified one-number kit cross reference was found

  

🚤 Compatibility

  

Commonly used on:

  

• FBP20 bilge-pump repair

• Deckwash-pump servicing

• Flexible-impeller replacement

  

Typically suits:

  

• Engine models / drive models:

• FBP20 12V pump - Volvo Penta 21678116

• FBP20 24V pump - Volvo Penta 21678117

  

• HP Range: Not applicable

• Engine Type: Volvo Penta 20L/min flexible-impeller utility pump

• Year Range: Accessory-pump generation controlled

• Serial Range: Pump model FBP20 is the controlling reference

  

🔌 Function

  

The flexible impeller creates suction and moves liquid through the bronze pump housing for bilge, washdown or transfer duty.

  

Common signs replacement or overhaul is required:

  

• Pump output is reduced

• Pump will not self-prime

• Impeller blades are cracked or missing

• Pump has run dry

• Shaft or cover seals leak

  

📦 Condition

  

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging

## Details

- **Price:** 118.17 AUD
- **Vendor:** Volvo Penta
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 118.17 AUD | In stock |

## Images

- 21735375 Repair Kit | Genuine Volvo Penta Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/21735375-repair-kit-genuine-volvo-penta)
> Updated: 2026-07-30