Sierra Carburetor Kit 18-7742 for Yamaha Outboard Engines

The Sierra Carburetor Kit 18-7742 is a carburetor repair kit built for Yamaha outboard engines. It is engineered as an OEM-quality replacement kit, precise in fit, form, and function, so the carburetor can be rebuilt to restore proper fuel metering and reliable engine performance rather than replacing the entire carburetor assembly. The kit ships as a single complete unit (1 count) and is compact and lightweight, making it easy to store aboard or in a service kit. Sierra backs the kit with its standard industry warranty, giving buyers confidence in the parts included. This kit is intended for technicians and boat owners performing routine carburetor maintenance or troubleshooting rough idle, flooding, or hard-starting conditions on applicable Yamaha outboard motors. Because it is sold as a repair kit rather than a full carburetor, it is best suited to owners comfortable disassembling and rebuilding a carburetor, or for use by a marine technician during a scheduled service. Always confirm the kit matches your specific carburetor before beginning disassembly.

Specifications

• Brand: Sierra
• Manufacturer Part Number: 18-7742
• Category: Yamaha Outboard Carburetor Kits
• Included Components: Carburetor Kit
• Unit Count: 1
• Weight: 0.05 pounds
• Package Dimensions: 3.75 inches x 3.75 inches x 1.75 inches
• Country of Origin: Taiwan, Province Of China
• UPC: 808282167660

Fitment

Designed for Yamaha outboard engines using this carburetor.

Frequently Asked Questions

What is the Sierra 18-7742 carburetor kit used for? The Sierra 18-7742 is a carburetor repair kit for Yamaha outboard engines, used to rebuild the carburetor and restore proper fuel metering rather than replacing the whole carburetor assembly.

How many carburetor kits come in part number 18-7742? One complete carburetor kit ships per unit count for part number 18-7742.

What is included in the box with the 18-7742 kit? The included component is the carburetor kit itself, packaged as a single unit ready for a carburetor rebuild.

Is the Sierra 18-7742 an OEM-quality part or a generic aftermarket kit? Sierra engineers this carburetor kit to be OEM quality, precise in fit, form, and function for its intended Yamaha outboard application.

Does the 18-7742 kit come with a warranty? Yes, the 18-7742 carburetor kit is backed by Sierra's standard industry warranty.

How much does the Sierra 18-7742 carburetor kit weigh? This carburetor kit weighs 0.05 pounds.

What are the package dimensions of the 18-7742 kit? The 18-7742 kit's package measures 3.75 inches by 3.75 inches by 1.75 inches.

Where is the Sierra 18-7742 carburetor kit made? The 18-7742 carburetor kit is manufactured in Taiwan, Province Of China.

Do I need mechanical experience to install the 18-7742 kit? Installing carburetor kit 18-7742 involves disassembling and rebuilding the carburetor, so it is best handled by someone comfortable with that process or by a marine technician.

What engines is the Sierra 18-7742 carburetor kit designed for? The 18-7742 carburetor kit is designed for Yamaha outboard engines.