Fuel Pump – Fits Johnson/Evinrude 20-30 HP (Replaces 438555, 433386)

Fuel Pump Assembly – Fits Johnson/Evinrude 20-30 HP (Replaces 438555, 433386)

This fuel pump assembly is engineered to fit a range of Johnson/Evinrude 18-35 HP, 2-Stroke engines manufactured between 1990 and 2000. It is designed for reliable, direct-replacement performance to restore proper fuel delivery.

This unit serves as a direct replacement for Johnson/Evinrude part numbers 438555 / 0438555 and 433386 / 0433386, as well as aftermarket parts Sierra 18-7353 and EMP 1399-07353.

• Installation Method: Engineered as a direct bolt-on replacement for a hassle-free setup.
• Fuel Compatibility: Suitable for gasoline (with oil mix for 2-stroke applications).
• Complete Kit: Includes the fuel pump, a new mounting gasket, and three cable ties.

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/Evinrude Serial Number Guide.

Technical Specifications

Package Contents

• 1 x Fuel Pump Assembly (438555/433386)
• 1 x Mounting Gasket (0303615)
• 3 x Cable Ties (320107)

Installation Guide

1. Safety First: Disconnect the battery terminals and ensure the engine is cool. Work in a well-ventilated area.
2. Relieve Pressure: Carefully relieve any pressure in the fuel system according to your service manual.
3. Locate Pump: Identify the old fuel pump on the engine block.
4. Disconnect Hoses: Place a rag underneath to catch fuel drips. Note the position of the inlet, outlet, and vacuum hoses before disconnecting them.
5. Remove Old Pump: Unscrew the mounting bolts holding the pump in place and remove the pump.
6. Clean Surface: Thoroughly clean the mounting surface on the engine, ensuring all old gasket material is removed.
7. Install New Pump: Place the new gasket on the engine block and mount the new fuel pump. Secure it with the mounting bolts, tightening them evenly.
8. Reconnect Hoses: Attach the fuel and vacuum hoses to the correct ports on the new pump.
9. Check for Leaks: Reconnect the battery. Prime the fuel system and carefully inspect for any leaks around the pump and fittings before starting the engine.

Troubleshooting & FAQ

Q: How do I confirm this fuel pump fits my engine?

A: This pump fits a range of Johnson/Evinrude 2-stroke engines from 18 to 35 HP, generally from 1990-2000. Please check your engine's HP and year against the "Compatible Engine Models" table and verify your original part number matches 438555, 433386, or the listed aftermarket equivalents.

Q: What are common signs that my fuel pump is failing?

A: Common symptoms include the engine sputtering at high speeds, loss of power, difficulty starting, or engine stalling. A visual inspection might also reveal cracks or fuel leaks in the pump housing.

Q: Is the mounting gasket included with this pump?

A: Yes, a new mounting gasket (part number 0303615) is included in the package to ensure a proper seal during installation. The kit also includes three cable ties.

Q: OEM vs. Aftermarket?

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.