Yamaha 1HX-1423E-29-00 - Main Jet (# 73.8) is a genuine Yamaha part. This part works with the carburetor to deliver the correct fuel and air mixture. Match part number 1HX-1423E-29-00 to the Yamaha parts diagram for your model to confirm it is the component you need.

---

Key Features & Benefits

• Built to Yamaha's specification for its location.
• Helps meter fuel and air for the engine.
• Replaces worn, clogged, or damaged carburetor components.
• Listed by Yamaha with the designation # 73.8.
• Sold under Yamaha part number 1HX-1423E-29-00.

---

Frequently Asked Questions

What is the Yamaha Main Jet (# 73.8) (1HX-1423E-29-00)?

The Main Jet (# 73.8) is a genuine Yamaha part sold under part number 1HX-1423E-29-00. It replaces a worn or clogged carburetor component with the specified Yamaha part.

What does # 73.8 mean in the Main Jet (# 73.8), part 1HX-1423E-29-00, listing?

# 73.8 is a designation Yamaha includes in the catalog name for part 1HX-1423E-29-00. Match it against the parts diagram for your model or unit before ordering.

When should I replace the Main Jet (# 73.8), part 1HX-1423E-29-00?

Replace the Main Jet (# 73.8), part 1HX-1423E-29-00, if it is clogged beyond cleaning, worn, or damaged, which can affect starting, idle, and throttle response.

---

WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.