Carburetor Rebuild Kit – Fits Johnson/Evinrude 18-75 HP 2-Stroke Outboards (Replaces 396701, 398729, 392061)
This carburetor rebuild kit is designed for use in Johnson and Evinrude 2-stroke outboard motors from 18 to 75 HP, manufactured from 1969 to 2005. The kit includes all necessary components to rebuild your outboard's carburetor to restore engine performance and reliability.
This kit is a direct replacement for multiple OEM and aftermarket part numbers, including Johnson/Evinrude 396701, 398729, and 392061, ensuring a precise fit for a wide range of outboard models.
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Complete Rebuild Solution: Includes all critical components needed for a full carburetor overhaul, such as gaskets, float, and needle valve assembly.
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Direct Replacement: Engineered to meet or exceed OEM specifications for a hassle-free installation.
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Durable Materials: Constructed with ethanol-resistant materials to protect against fuel degradation and extend service life.
Part Number Cross-Reference
Use this table to confirm equivalent part numbers across OEM and aftermarket brands.
| Brand |
Part Number |
| Johnson/Evinrude |
396701 |
| Johnson/Evinrude |
398729 |
| Johnson/Evinrude |
392061 |
| Johnson/Evinrude |
384413 |
| Johnson/Evinrude |
390134 |
| Johnson/Evinrude |
777717 |
| Johnson/Evinrude |
383317 |
| Johnson/Evinrude |
383892 |
| Johnson/Evinrude |
390075 |
| Johnson/Evinrude |
390077 |
| Johnson/Evinrude |
387856 |
| Johnson/Evinrude |
384412 |
| Johnson/Evinrude |
388524 |
| Johnson/Evinrude |
88796 |
| Mercury/Mariner |
879054A1 |
| Sierra |
18-7222 |
| Sierra |
18-7042 |
| Mallory |
9-37105 |
| Mallory |
9-37107 |
| GLM |
40560 |
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.
For Mercury owners, here’s a guide to help you identify your engine’s serial/model: Mercury Serial Number Guide. You can also review exploded diagrams to verify part numbers: Mercury Parts Diagrams & Catalog.
| Brand |
Model |
Rated HP |
Stroke |
Years |
OEM Part No. |
Notes |
| Johnson/Evinrude |
Various |
18 HP |
2-Stroke |
1969-2005 |
396701 |
|
| Johnson/Evinrude |
Various |
20 HP |
2-Stroke |
1969-2005 |
396701 |
Including 20 HP DR Models (1978-1990) |
| Johnson/Evinrude |
Various |
25 HP |
2-Stroke |
1969-2005 |
396701 |
|
| Johnson/Evinrude |
Various |
28 HP |
2-Stroke |
1976-2005 |
396701 |
|
| Johnson/Evinrude |
Various |
30 HP |
2-Stroke |
1976-2005 |
396701 |
|
| Johnson/Evinrude |
Various |
35 HP |
2-Stroke |
1976-2005 |
396701 |
|
| Johnson/Evinrude |
Various |
40 HP |
2-Stroke |
1971-2005 |
396701 |
Both Commercial and 2-cylinder models |
| Johnson/Evinrude |
Various |
45 HP |
2-Stroke |
1971-2005 |
396701 |
2-cylinder models |
| Johnson/Evinrude |
Various |
48 HP |
2-Stroke |
1971-2005 |
396701 |
2-cylinder models |
| Johnson/Evinrude |
Various |
50 HP |
2-Stroke |
1958-2005 |
396701 |
All 2-cylinder and 3-cylinder models |
| Johnson/Evinrude |
Various |
55 HP |
2-Stroke |
1968-2005 |
396701 |
Both 2-cylinder and 3-cylinder models |
| Johnson/Evinrude |
Various |
60 HP |
2-Stroke |
1970-2001 |
396701 |
Both 2-cylinder and 3-cylinder models |
| Johnson/Evinrude |
Various |
65 HP |
2-Stroke |
1972-2001 |
396701 |
3-cylinder models |
| Johnson/Evinrude |
Various |
70 HP |
2-Stroke |
1972-2001 |
396701 |
3-cylinder models |
| Johnson/Evinrude |
Various |
75 HP |
2-Stroke |
1975-1988 |
396701 |
3-cylinder models |
| Mercury/Mariner |
Compatible Models |
|
2-Stroke |
|
879054A1 |
Limited cross-reference information available |
Technical Specifications
| Specification |
Value |
| Product Type |
Carburetor Rebuild/Repair Kit with Float |
| Installation |
Direct replacement for original components |
| Fuel Type |
Gasoline |
| Housing Material |
Paper, rubber, and metal components |
| Weight |
0.1 kg (3.5 oz) approximately |
| Other Technical Attributes |
Ethanol-resistant materials (per Sierra description) |
Package Contents
- 1 x Gasket, Bowl
- 1 x Gasket, Cover
- 1 x Washer, Screw Plug
- 1 x Washer, Idle Passage
- 1 x Hinge Pin, Float
- 1 x Float Valve & Seat Assembly
- 1 x Washer
- 1 x Spring Clip
- 1 x Float Assembly (Sierra 18-7210)
- 1 x Additional Gasket
Installation Guide
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Safety First: Disconnect the battery and ensure the engine is cool. Work in a well-ventilated area away from sparks or open flames.
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Disconnect Fuel Lines: Carefully disconnect the fuel lines leading to the carburetor. Have a rag ready to catch any residual fuel.
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Remove Carburetor: Unbolt the carburetor from the engine intake manifold. Note the position of any linkages or hoses before removal.
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Disassemble Carburetor: Carefully disassemble the carburetor on a clean workbench. Pay close attention to the order and orientation of all components.
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Clean Components: Thoroughly clean all metal parts with a quality carburetor cleaner. Do not use cleaner on rubber or plastic parts.
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Install New Parts: Replace the old gaskets, seals, float, and needle valve with the new components from the kit.
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Reassemble Carburetor: Reassemble the carburetor, ensuring all parts are correctly seated and screws are tightened to specification.
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Reinstall Carburetor: Mount the rebuilt carburetor back onto the engine, reconnecting all linkages and fuel lines.
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Check for Leaks: Prime the fuel system and carefully inspect for any fuel leaks before starting the engine.
Troubleshooting & FAQ
How do I confirm this kit fits my engine?
First, check your engine's HP and year against the compatibility chart. Second, use our Part Number Cross-Reference table to match your existing part number. For final verification, use the Johnson/Evinrude or Mercury serial number guides linked above to identify your exact model.
What are the common signs that my carburetor needs to be rebuilt?
Symptoms include difficulty starting, rough or unstable idling, stalling at low speeds, hesitation upon acceleration, black smoke from the exhaust, and visible fuel leaks from the carburetor body.
Are the components in this kit resistant to modern ethanol-blended fuels?
Yes. This kit is manufactured with high-quality, ethanol-resistant materials to prevent premature failure and ensure long-term reliability with today's gasoline formulations.
OEM vs. Aftermarket?
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.
How fast do you ship and how much does it cost?
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.
What is your warranty and return policy?
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?
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Quality Assured: As a trusted manufacturer for over 20 years, we supply top marine brands globally.
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Fast Global Shipping: Free delivery worldwide in 5–15 days.
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Direct from Manufacturer: Competitive pricing without compromising quality.