Sierra 18-80420 Fuel Connector, 3/8 Inch Hose Barb, Replaces 17660-ZV5-902, Honda Outboard

The Sierra 18-80420 is a fuel connector built for Honda outboard fuel systems, providing a secure link between fuel line sections using a 3/8 inch hose barb fitting. It is designed to mate with the Sierra 18-80406 connector, making it a matched-pair replacement for worn or cracked factory connectors in the fuel delivery line. The connector is molded from durable plastic that resists degradation from exposure to gasoline and the marine environment, helping maintain a tight, leak-resistant seal at the hose joint.

As a direct replacement for OEM Honda part 17660-ZV5-902, the 18-80420 lets boat owners and technicians restore factory-correct fuel line connections without sourcing the connector through a dealer. Its compact size keeps it easy to fit into tight engine compartment spaces, and its low weight makes it simple to handle during installation. Every Sierra fuel connector is backed by Sierra's standard limited warranty, giving buyers confidence in fit and function for their Honda outboard fuel system repair or maintenance job.

Specifications

• Brand: Sierra
• Manufacturer Part Number: 18-80420
• Connection Type: 3/8 inch hose barb
• Mates With: Sierra 18-80406
• Material: Plastic
• Item Dimensions: 1.88 x 1.31 x 5.56 inches
• Weight: 0.08 pounds
• Application: Honda outboard fuel systems
• UPC: 808282227548
• OEM Cross Reference: 17660-ZV5-902

Fitment

The Sierra 18-80420 fuel connector is intended for Honda outboard fuel line systems and uses a 3/8 inch hose barb connection. It is designed to mate with the Sierra 18-80406 fuel connector to complete the fuel line joint.

Replaces (OEM)

• 17660-ZV5-902

Frequently Asked Questions

What OEM part does the Sierra 18-80420 fuel connector replace? The Sierra 18-80420 fuel connector directly replaces OEM Honda part number 17660-ZV5-902.

What size hose does the 18-80420 fuel connector fit? It fits a 3/8 inch hose barb connection.

Does the 18-80420 need another part to complete the connection? Yes, the Sierra 18-80420 is designed to mate with the Sierra 18-80406 fuel connector to complete the fuel line joint.

What material is the Sierra 18-80420 fuel connector made from? It is made from plastic that is designed to hold up to fuel exposure and the marine environment.

How much does the Sierra 18-80420 weigh? The 18-80420 fuel connector weighs 0.08 pounds.

What are the dimensions of the 18-80420 fuel connector? It measures 1.88 x 1.31 x 5.56 inches.

Is the Sierra 18-80420 a genuine Honda part or an aftermarket replacement? It is an aftermarket replacement made by Sierra, engineered to match the fit and function of OEM Honda part 17660-ZV5-902.

What engines is the 18-80420 fuel connector used with? The 18-80420 is designed for use in Honda outboard fuel systems.

What comes in the box with the 18-80420? Each order includes one Sierra 18-80420 fuel connector.

Is the Sierra 18-80420 fuel connector covered by a warranty? Yes, the 18-80420 is covered under Sierra's standard limited warranty.

What is the UPC for the Sierra 18-80420 fuel connector? The Sierra 18-80420 fuel connector has UPC 808282227548.