Universal Sprayless Connector (Male Tank Fitting) – Fits Mercury, Yamaha, Honda, Suzuki, Johnson & Evinrude
This universal outboard fuel tank connector is designed to eliminate fuel spray when connecting and disconnecting pressurized fuel hoses. It features an integrated check valve that automatically closes upon disconnection, ensuring a safer and cleaner refueling or maintenance experience. This male-end fitting screws directly into the fuel tank.
Engineered for broad compatibility, this connector fits most major outboard brands that use a standard 1/4" NPT fuel tank fitting, including Mercury, Yamaha, Honda, Suzuki, Johnson, and Evinrude. It serves as a direct replacement for Attwood 8838TM6 and SeaSierra 8838TM6.
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Installation: Screws into standard 1/4" NPT fuel tank fittings.
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Fuel Compatibility: Safe for use with gasoline, including ethanol-blended fuels.
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Sealant: Comes with pre-applied, fuel-grade thread sealant for a secure, leak-free connection.
Part Number Cross-Reference
Use this table to confirm equivalent part numbers across aftermarket brands.
| Brand |
Part Number |
| Attwood |
8838TM6 |
| SeaSierra |
8838TM6 |
Compatible Engine Models
Confirm your engine model/year in the table below. 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.
Confirm your engine model/year in the table below. For Yamaha owners, here’s a guide to help you identify your engine’s serial/model: Yamaha Serial Number Guide. You can also review exploded diagrams to verify part numbers: Yamaha Parts Diagrams & Catalog.
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.
Confirm your engine model/year in the table below. For Suzuki owners, You can review exploded diagrams here to verify part numbers: Suzuki Parts Diagrams & Catalog.
Confirm your engine model/year in the table below.
| Brand |
Model |
Rated HP |
Stroke |
Years |
Notes |
| Mercury |
All models with standard 1/4" NPT fittings |
All |
2 & 4-Stroke |
All |
Universal fit |
| Yamaha |
All models with standard 1/4" NPT fittings |
All |
2 & 4-Stroke |
All |
Universal fit |
| Honda |
All models with standard 1/4" NPT fittings |
All |
4-Stroke |
All |
Universal fit |
| Suzuki |
All models with standard 1/4" NPT fittings |
All |
2 & 4-Stroke |
All |
Universal fit |
| Johnson/Evinrude |
All models with standard 1/4" NPT fittings |
All |
2 & 4-Stroke |
All |
Universal fit |
Technical Specifications
| Specification |
Value |
| Product Type |
Universal Sprayless Fuel Connector (Male Tank End) |
| Installation |
Screws into standard 1/4" NPT fuel tank fittings |
| Fuel Type |
Gasoline (including ethanol blends) |
| Connection |
1/4" NPT male thread |
| Housing Material |
Plastic body with metal components |
| Housing Color |
Black |
| Weight |
0.28 oz (7.9 g) |
| Fitting Type |
Quick connect with check valve |
| Thread Size |
1/4" NPT |
| Warranty |
90 days from date of purchase |
| Other Technical Attributes |
Pre-applied fuel grade thread sealant; Less than 0.25kPa restriction at 50 liters/hour |
Package Contents
- 1 x Male Tank Connector (Replaces 8838TM6)
Installation Guide
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Turn Off Engine: Ensure the outboard engine is turned off and cool to the touch.
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Prepare Tank: Place the fuel tank on a stable, level surface in a well-ventilated area away from sparks or open flames.
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Remove Old Fitting: Unscrew and remove the existing male connector from the fuel tank port. Clean any old sealant or debris from the threads.
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Install New Fitting: This connector comes with pre-applied thread sealant. Screw the new fitting into the 1/4" NPT port by hand until snug.
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Tighten Securely: Use an appropriate wrench to tighten the fitting an additional 1-2 full turns. Do not overtighten, as this can damage the tank threads or the fitting.
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Connect Fuel Line: Attach the female end of your fuel hose to the newly installed male connector. Ensure it clicks into place for a secure lock.
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Check for Leaks: Prime the fuel system and carefully inspect the connection for any signs of fuel leakage before starting the engine.
Troubleshooting & FAQ
Q: How do I confirm this will fit my engine?
A: This is a universal male connector designed for the fuel tank end. It fits any outboard fuel tank that uses a standard 1/4" NPT threaded port. Please verify the thread size on your tank before ordering.
Q: What is the benefit of a "sprayless" connector?
A: The integrated check valve automatically seals the connection when the fuel line is disconnected. This prevents fuel from spraying out under pressure, which is safer, reduces fuel waste, and minimizes hazardous fumes.
Q: How do I know if my existing connector needs replacement?
A: Signs of a failing fuel connector include visible cracks or damage, fuel leakage around the fitting (especially when the fuel line is connected or disconnected), or difficulty achieving a secure connection with the fuel hose.
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 90-day 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.