Products Description
Brush Cutter Carburetor Repair Kit – Comprehensive Rebuild Solutions
Essential Rebuild Kits for Restoring Carburetor Performance
Carburetor repair kits are specialized service kits designed to restore the fuel metering system on brushcutters, trimmers, and other outdoor power equipment. Over time, diaphragms harden, gaskets degrade, and internal components become clogged from ethanol-blended fuel exposure, leading to hard starting, stalling, and power loss. A repair kit provides the essential components-gaskets, diaphragms, inlet needles, and seals-to overhaul the existing carburetor at a fraction of the cost of replacement. Available in both OEM-spec and high-quality aftermarket configurations, these kits keep equipment running reliably across multiple seasons.
Technical Profiles & Materials
Complete Component Sets – Comprehensive kits typically include metering diaphragms, pump diaphragms, gaskets, inlet needle valves, metering levers, springs, and fuel strainers. Some kits also include primer bulbs, fuel filters, and spark plugs for a complete fuel system service.
OEM-Spec Compatibility – Available for Zama, Walbro, and Tillotson carburetor series. The Zama RB-105 kit fits C1Q-S75 through C1Q-S107A series carburetors. Walbro K10-WAT and K20-WAT kits service WA/WT series carburetors found on numerous models. Oregon 49-273 kits meet or exceed OEM standards for Zama carburetor service.
Fuel-Resistant Materials – Components are manufactured from nitrile rubber, reinforced paper, and precision metal parts designed to withstand gasoline, ethanol blends, and engine heat. The durable construction ensures long service life and reliable sealing performance.
Wide Model Compatibility – Fits brushcutters, chainsaws, trimmers, and blowers from major brands including Stihl, Husqvarna, Echo, and Shindaiwa. Compatible with Zama C1Q series carburetors on FS38, FS45, FS55, and many other models. Also fits 43–52cc Chinese brushcutters (CG430/CG520 series).
Cost-Effective Maintenance – Rebuilding the existing carburetor with a repair kit is significantly more economical than purchasing a complete new carburetor assembly, while retaining the original housing that is already calibrated to the specific machine.
Technical Specifications
| # | Parameter | Specification |
|---|---|---|
| 1 | Zama Kit Reference | RB-105, RB-77, GND-33 |
| 2 | Walbro Kit Reference | K10-WAT, K20-WAT, K20-WTA, K12-HDA |
| 3 | Oregon Kit Reference | 49-273 (replaces RB-105) |
| 4 | Compatible Carburetors | Zama C1Q series, Walbro WA/WT series, Tillotson |
| 5 | Kit Contents (Typical) | Metering diaphragm, pump diaphragm, gaskets, inlet needle, metering lever, spring, fuel strainer, primer bulbs |
| 6 | Additional Components (Some Kits) | Fuel filter, spark plug, fuel hose, primer bulb |
| 7 | Material | Fuel-resistant rubber, reinforced paper, precision metal |
| 8 | Compatible Equipment | Brushcutters, chainsaws, trimmers, blowers, hedge trimmers |
| 9 | Compatible Models | Stihl FS38/45/55/46, Husqvarna 125/128 series, CG430/CG520, Honda GX25/GX35 |
| 10 | Unit of Sale | 1 kit or multi-packs |
Products Application
Stihl FS Series Brushcutter Maintenance
RB-105 compatible kits are widely used for FS38, FS45, FS55, and FS46 brushcutters, addressing common carburetor issues such as hard starting after storage and erratic idling. Rebuilding the Zama C1Q-S66 or C1Q-S75 series carburetor with this kit restores reliable starting and consistent cutting power. Kits often include primer bulbs and gaskets for complete service.
Husqvarna 125/128 Series Trimmer Restoration
Genuine Husqvarna repair kits (530069826) are available for 125B, 125R, 128C, 128L, 128LD, and 128R models. These OEM-spec kits restore optimal carburetor function and fuel efficiency. Compatible with Walbro K20-WAT and K10-WAT series carburetors commonly found on these models. Aftermarket options from HIPA and other brands provide cost-effective alternatives.
43–52cc Chinese Brushcutter Servicing
Comprehensive repair kits are available for CG430, CG520, BC430, and BC520 series brushcutters. These kits include the carburetor, gaskets, fuel hose, spark plug, and fuel filter in one package. Suitable for 43cc, 49cc, and 52cc engine platforms, they provide a complete fuel and ignition system service. The GX25/GX35 carburetor repair kits also fit multiple Chinese brushcutter models.
Quality and Craftsmanship Details
Products Package
About Us
As a premier garden machinery parts supplier, Jiaxing Norsun Trading Co., Ltd. bridges global distributors with over 100 vetted China manufacturers. We streamline your B2B supply chain through strict quality control, flexible production, and factory-direct wholesale pricing. Partner with us for reliable, high-volume sourcing of precision-engineered outdoor power equipment components.
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FAQ
Q: How do I confirm which repair kit fits my brushcutter carburetor?
A:Check the carburetor model stamped on the carburetor body. For Zama C1Q series, use RB-105 (C1Q-S68 through S107A) or GND-33 kits. For Walbro WA/WT series, use K10-WAT or K20-WAT kits. For Stihl FS38/45/55, Zama C1Q-S66 compatible kits are available.
Q: What is included in a typical carburetor repair kit?
A: Standard kits include metering diaphragm, pump diaphragm, gaskets, inlet needle valve, metering lever, spring, and fuel strainer. Some comprehensive kits also include primer bulbs, fuel filters, and spark plugs.
Q: What are the symptoms that indicate a carburetor rebuild is needed?
A: Common symptoms include hard starting, engine stalling after starting, rough idling, hesitation on acceleration, and loss of cutting power. These issues are frequently caused by diaphragms that have hardened or degraded from ethanol-blended fuel exposure.
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