VRO Fuel Pump – Fits Johnson/Evinrude 90-175 HP (Replaces 438400, 5004558)
VRO Fuel Pump – Fits Johnson/Evinrude 90-175 HP (Replaces 438400, 5004558) is backordered and will ship as soon as it is back in stock.
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Delivery and Shipping
Delivery and Shipping
Orders are typically processed within 1–2 business days.
U.S. orders usually arrive within 6–15 days, depending on stock location and destination.
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VRO Fuel Pump – Fits Johnson/Evinrude 90-175 HP (Replaces 438400, 5...
VRO Fuel Pump – Fits Johnson/Evinrude 90-175 HP (Replaces 438400, 5004558) is backordered and will ship as soon as it is back in stock.
Product Details
This VRO Fuel Pump – Fits Johnson/Evinrude 60° Outboard Motors is an aftermarket replacement part designed for Johnson and Evinrude 60-degree V4 and V6 two-stroke outboard motors, covering 90 HP to 175 HP models from the 1991–2006 model years. It serves as a reliable alternative for engines where the VRO system is disconnected, requiring the use of premixed fuel.
It is a direct replacement for Johnson/Evinrude OEM part numbers 438400 and 5004558, ensuring proper fit and function without modifications.
- Installs as a direct OEM-equivalent replacement.
- Requires premixed fuel and oil at a 50:1 ratio.
- Engineered for gasoline applications in a marine environment.
Part Number Matrix
Use this matrix to confirm equivalent references across OEM and aftermarket.
| Brand | Part Number |
|---|---|
| Johnson/Evinrude | 438400 |
| Johnson/Evinrude | 5004558 |
Engine & Model Compatibility
Confirm your engine model/year in the table below.
This fuel pump is compatible with select Johnson outboards. Ensure your model is listed before purchasing.
This fuel pump is compatible with select Evinrude outboards. Ensure your model is listed before purchasing.
| Brand | Model | Rated HP | Stroke | Years | OEM Part No. | Notes |
|---|---|---|---|---|---|---|
| Johnson | 60° Outboard | 90 | 2-Stroke | 1991–2006 | 438400/5004558 | Must premix 50:1 oil/gas ratio |
| Johnson | 60° Outboard | 115 | 2-Stroke | 1991–2006 | 438400/5004558 | Must premix 50:1 oil/gas ratio |
| Johnson | 60° Outboard | 150 | 2-Stroke | 1991–2006 | 438400/5004558 | Must premix 50:1 oil/gas ratio |
| Johnson | 60° Outboard | 175 | 2-Stroke | 1991–2006 | 438400/5004558 | Must premix 50:1 oil/gas ratio |
| Evinrude | 60° Outboard | 90 | 2-Stroke | 1991–2006 | 438400/5004558 | Must premix 50:1 oil/gas ratio |
| Evinrude | 60° Outboard | 115 | 2-Stroke | 1991–2006 | 438400/5004558 | Must premix 50:1 oil/gas ratio |
| Evinrude | 60° Outboard | 150 | 2-Stroke | 1991–2006 | 438400/5004558 | Must premix 50:1 oil/gas ratio |
| Evinrude | 60° Outboard | 175 | 2-Stroke | 1991–2006 | 438400/5004558 | Must premix 50:1 oil/gas ratio |
Technical Specs
- Product Type
- VRO Fuel Pump
- Installation
- Direct OEM replacement
- Fuel Type
- Gasoline (premixed with oil 50:1 ratio)
- Housing Material
- Polymer Composite
- Housing Color
- Black
- Dimensions
- 20 × 13.5 × 11 cm
- Weight
- 558g (1.23 lb)
- Other Technical Attributes
- Requires premix fuel/oil at 50:1 ratio
What’s in the Box
- 1× VRO Fuel Pump Assembly
Installation Notes
- Ensure the engine is off and the battery is disconnected. Relieve all pressure from the fuel system.
- Place absorbent shop towels around the old pump to catch any spilled fuel.
- Carefully disconnect the fuel inlet, outlet, and pulse limiter hoses from the pump.
- Unplug the electrical connectors from the VRO pump.
- Remove the mounting bolts securing the old fuel pump and remove the assembly.
- Install the new fuel pump assembly, ensuring it is securely mounted.
- Reconnect the fuel hoses and electrical connectors to the new pump.
- Confirm all connections are tight and secure to prevent leaks.
- Reconnect the battery. Prime the fuel system according to your engine’s service manual.
- Start the engine and carefully inspect for any fuel or air leaks before taking the boat on the water.
Troubleshooting & FAQ
What engines does this VRO pump fit?
It is designed for Johnson and Evinrude 60-degree V4 and V6 two-stroke outboard motors (90-175 HP) manufactured between 1991 and 2006. It is a replacement for systems where the oil injection has been disabled.
Is this a direct-fit replacement part?
Yes, this pump is engineered to be a direct-fit replacement for Johnson/Evinrude OEM part numbers 438400 and 5004558. Always use a premixed fuel/oil ratio of 50:1 with this pump.
Can I use my oil injection system with this pump?
No. This is a conversion fuel pump intended for engines where the VRO (Variable Ratio Oiling) system is disconnected. You must use premixed fuel and oil at a constant 50:1 ratio.
What are the signs of a failing fuel pump?
Common symptoms include difficulty starting the engine, sputtering or bogging down at high speeds, intermittent stalling, uneven idling, and a noticeable loss of overall power.
How can I test my existing fuel pump?
A technician can perform a fuel pressure and flow test using specialized gauges to determine if the pump is operating within the manufacturer's specified range. A visual inspection for cracks or leaks is also recommended.
Is this an OEM or aftermarket part?
This is an aftermarket replacement part, not an OEM component. It is built to meet or exceed OEM-level specifications using comparable materials and is manufactured in an ISO 9002 certified facility with rigorous batch-inspections for quality and consistency.
How fast is shipping?
We ship worldwide, with most orders arriving in 5–15 days via standard shipping. Expedited shipping options are available at checkout for most destinations.
What is the warranty and return policy?
This product is covered by a 1-year warranty against manufacturing defects under normal use. If you encounter an issue, please contact our support team with your order details. Returns are accepted within our standard return window for unused items in their original packaging.
Safety & Important Info
- Verify images and specifications against your original part before purchasing. If anything differs—even if your model appears on a compatibility list—do not order.
- This is an aftermarket replacement component, not an original equipment manufacturer (OEM) part.
- Professional installation by a qualified marine mechanic is strongly recommended for safety, performance, and to prevent engine damage.
About Sea Sierra
- Pro-Grade Standards — We supply marine parts engineered to OEM-level tolerances and rigorously tested for real-world reliability.
- Fast Global Fulfillment — We offer free standard delivery to most regions, with typical transit times of 5–15 days.
- Manufacturer-Direct Value — By working directly with manufacturers, we provide fair pricing without compromising on materials or quality control.
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