Butom C1M-K77 Carburetor for Echo PB-403T & PB-413H — Replacement Kit

Overview

Upgrade and refresh your Echo backpack blower with the Butom C1M-K77 Carburetor Replacement Kit. This all-in-one component set is designed to fit a wide range of Echo models, including PB-403T, PB-413H, PB413T, PB403H, and related variants. The kit emphasizes compatibility, reliable fuel delivery, and a smooth start-up experience, offering a practical path to restore performance without guessing at compatibility.

What’s inside

• Carburetor (C1M-K77) x1
• Air filter x1
• Fuel filter x1
• Two feet of fuel line x2
• Spark plug x1
• Two primer bulbs x2
• Gasket x2

Quality and performance

• Carburetor components include brass parts and an anodized body for heat and wear resistance
• Diaphragms and seals are designed to provide stable operation under typical operating conditions
• Wet flow testing mirrors real-world engine behavior to foster dependable starts and throttle response

Specifications and compatibility

Key dimensions and connections are listed to help gauge fitment: mounting hole distance around 31 mm (center-to-center), throttle and choke diameters, and standard fuel and return line sizes. This kit is built to support Echo PB-403T family models and related variants mentioned in the product notes.

Installation and support

Butom emphasizes value and service with a professional factory background. If you have questions about compatibility or installation, reach out to seller support for guidance and a solution tailored to your setup.

Usage notes

While this kit can help restore performance, actual results depend on your blower’s current condition and usage. Consider routine maintenance, proper fuel, and timing to maximize potential gains, while recognizing that outcomes may vary by application.