# 40-05100503EI Aftermarket Parsun Fuel Pump Rubber Pad | Sawley's Select Marine Parts

🔧 Product Description

  

Aftermarket replacement Fuel Pump Rubber Isolator Pad - Replaces Part Number: 40-05100503EI

  

New aftermarket fuel-pump service component replacing 40-05100503EI. It is configured for Parsun F30/F40 EFI pump assembly F40-05100500EI. The exact engine model, serial range, fuel pressure and connection layout must match the original installation.

  

⚙️ Key Features

  

• Direct replacement for the 40-05100503EI service family

• Designed for Parsun fuel-system applications

• Position-specific fuel-pump service component

• Must be paired with the matching pump housing and diaphragm family

• Confirm the engine serial, pump pressure and port orientation before installation

  

🧰 Kit / Assembly Contents

  

• 1 × Fuel Pump Rubber Isolator Pad - Part Number: 40-05100503EI

  

🔄 Supersession & Cross Reference

  

OEM Supersession Chain:

  

• F40-05100503EI (Parsun rubber-pad reference)

  

OEM / Related Numbers:

  

• 40-05100503EI

  

Aftermarket / Verified Equivalents:

  

• Parsun: F40-05100503EI

  

🚤 Compatibility

  

Commonly used on:

  

• Parsun fuel-system applications

  

Typically suits:

  

• Engine models:

• Parsun F30/F40 EFI pump assembly F40-05100500EI

• HP / Output Range: 30HP - 40HP

• Engine / System Type: Parsun fuel-system applications

• Year Range: Model- and serial-dependent

• Serial / Pump Identification: Match P/N 40-05100503EI to the model-specific parts diagram and verify pressure, electrical connector, inlet/outlet orientation and mounting before ordering.

  

🔌 Function

  

This component forms part of the fuel-pump assembly and supports correct sealing, alignment, mounting or fuel flow. It must be installed in the matching pump family.

  

Common signs of failure:

  

• Fuel leakage around the pump joint

• Loss of pulse or incorrect pump operation

• Loose, cracked or distorted pump housing

• Air entering the fuel system

• Inability to rebuild or securely mount the pump

  

📦 Condition

  

• New aftermarket replacement part

• Brand new

• Supplied in original or equivalent packaging

## Details

- **Price:** 25.0 AUD
- **Vendor:** Sawley's Select Marine Parts
- **Type:** Pumps
- **Tags:** Fuel Pumps, Sawley's Select – Fuel Pumps | Marine Fuel Pumps Lift Pumps & EFI Systems

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 25.00 AUD | In stock |

## Images

- 40-05100503EI Aftermarket Parsun Fuel Pump Rubber Pad | Sawley's Select Marine Parts

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/40-05100503ei-rubber-pad-for-fuel-pump-paf40-05100503ei)
> Updated: 2026-09-05