438555 Fuel Pump for Evinrude Johnson | JLM Marine

Fuel Pump Assembly – Fits Evinrude Johnson 18-35 HP Outboard Engines

This aftermarket fuel pump assembly is designed for Evinrude Johnson marine outboard engines ranging from 18 to 35 HP. It provides reliable fuel delivery for models produced between 1990 and 2000, ensuring your engine maintains consistent performance on the water. The pump is engineered to meet or exceed OEM specifications, offering dependable operation as a direct replacement for worn or failed original equipment.

This fuel pump directly replaces multiple OEM and aftermarket part numbers, including Johnson 438555, 0438555, 433386, 0433386, and 9-35353, as well as Sierra 18-7353 and EMP 1399-07353. It serves as a quality alternative to original equipment, manufactured to deliver comparable durability and fit.

• Complete assembly includes fuel pump, gasket, and cable ties for installation
• Direct bolt-on replacement for Johnson/Evinrude 20-30 HP models from 1990-2000
• Quality aftermarket construction for reliable fuel system performance

Part Number Cross-Reference

Use this table to confirm equivalent part numbers across OEM and aftermarket brands.

Compatible Engine Models

Confirm your engine model/year in the table below. For Johnson/Evinrude owners, here's a guide to help you identify your engine's serial/model: Johnson Serial Number Guide.

Technical Specifications

Package Contents

Your purchase includes the following components for a complete installation:

• 1 × Fuel Pump
• 1 × Gasket
• 3 × Cable Ties

Installation Guide

1. Disconnect the negative battery cable and ensure the engine is off and cool before beginning work.
2. Locate the existing fuel pump on your outboard engine and disconnect the fuel lines, noting their positions for reassembly.
3. Remove the mounting bolts securing the old fuel pump to the engine block and carefully lift it away.
4. Clean the mounting surface thoroughly, removing any old gasket material or debris to ensure a proper seal.
5. Position the new gasket onto the mounting surface, aligning all holes correctly.
6. Place the new fuel pump onto the gasket, ensuring proper alignment with mounting holes and fuel line connections.
7. Install and hand-tighten the mounting bolts, then torque them to manufacturer specifications in a cross pattern.
8. Reconnect the fuel lines to their respective inlet and outlet ports, securing them with the provided cable ties.
9. Double-check all connections and fasteners to ensure everything is properly seated and tightened.
10. Reconnect the battery cable and prime the fuel system by squeezing the primer bulb until firm.
11. Start the engine and inspect for any fuel leaks around the pump and connections during initial operation.
12. Allow the engine to run for several minutes, monitoring performance and rechecking all fittings before returning to water.

Troubleshooting & FAQ

Q: How do I confirm this fuel pump fits my engine?
A: Cross-reference your engine's horsepower (18-35 HP) and year (1990-2000) with the compatibility table above. Additionally, verify that your current fuel pump matches one of the OEM part numbers listed (438555, 433386, etc.). If your engine model and year fall within the specified range and the part numbers match, this pump will fit.

Q: What are the signs that my fuel pump needs replacement?
A: Common symptoms include difficulty starting the engine, inconsistent engine RPM or surging, loss of power under load, the engine stalling during operation, or visible fuel leaks around the pump body. If you experience any of these issues, inspect your fuel pump for wear or damage.

Q: How often should I replace my outboard fuel pump?
A: Fuel pumps typically last several seasons under normal use, but replacement intervals depend on operating conditions, fuel quality, and maintenance. Inspect your pump annually for cracks, leaks, or diaphragm deterioration. Replace it if you notice any damage or performance issues, or as part of routine maintenance every 3-5 years.

Q: Will this aftermarket pump perform as well as the original OEM part?
A: This aftermarket fuel pump is manufactured to OEM specifications using comparable materials and quality standards. It is designed to deliver the same fuel pressure and flow rate as the original equipment, providing reliable performance at a more competitive price point than OEM alternatives.

Q: What's the difference between OEM and aftermarket parts?
A: This listing is an aftermarket replacement part (not an OEM component). We build to OEM specifications using comparable-grade materials. Production is done in an ISO9002-certified facility, and each batch is inspected for consistent performance.

Q: How fast do you ship and how much does it cost?
A: We offer fast global shipping—typically 5–15 days worldwide—and standard shipping is free. Expedited options are available at checkout depending on your location.

Q: What is your warranty and return policy?
A: This product includes a 1-year warranty against manufacturing defects under normal use. If something goes wrong, contact our support team with your order details. Returns are accepted within our standard return window (unused & in original condition); please see our policy page or reach out for instructions.

Important Notes

• Verify that the product images and specifications match your original part. If discrepancies exist—even if your model is listed—do not proceed with the purchase.
• This product is an aftermarket replacement part and is not an OEM component.
• Professional installation is recommended to ensure safety and optimal performance.

Why Choose JLM MARINE?

• Quality Assured: As a trusted manufacturer for over 20 years, we supply top marine brands globally.
• Fast Global Shipping: Free delivery worldwide in 5–15 days.
• Direct from Manufacturer: Competitive pricing without compromising quality.