Harbot 308480001 Carburetor for Toro String Trimmers – Fits 25.4cc F-Series & Powerlite (Models 51946/51978 and more)

Overview

Harbot 308480001 is a ready-to-use carburetor replacement designed for Toro weed eaters and brushcutters. It targets Toro 25.4cc F-Series and Powerlite engines, and it is not a universal fit—please verify your engine model and displacement before purchasing.

This unit is sold as an all-in-one kit, which means fewer parts to source separately and less downtime during replacements. It bolts on with factory calibration, offering straightforward starts and a smoother idle through typical outdoor use.

Durability, calibration, and performance

• Premium materials include brass diaphragms, a composite rubber diaphragm, and an anodized aluminum carburetor body for resistance to chemicals, heat, and wear.
• Factory calibration supports easy startups and repeatable performance under common load and weather conditions.
• Rigorous testing simulates real-world operation to help maintain steady fueling and consistent response during long work sessions.

What’s included and fit details

• Package includes: 1 carburetor, 2 air filters, 1 fuel line, 1 carburetor adjustment tool, 1 fuel filter, 1 spark plug, 1 primer bulb, and 2 gaskets.
• Key dimensions for mounting and connections: mounting hole distance 31 mm, throttle diameter 10.8 mm, choke diameter 12 mm, fuel inlet line 4 mm, primer bulb line 4 mm.

Before you buy, note that this carburetor is designed specifically for Toro 25.4cc F-Series and Powerlite engines and may not fit other displacements or configurations. This helps ensure compatibility when used with the intended engine family.

In real-world use, users may appreciate the convenience of an all-in-one kit for field maintenance. The design supports quick installs, and the durable materials help sustain performance across seasons of cutting and trimming. Regular checks of the gaskets and fuel lines can help maintain a reliable seal and fuel flow, contributing to smoother operation over time.