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Multiple models matched. Select your model to confirm fit.

Husqvarna fuel filter. If the fuel filter is clogged, it will restrict the flow of fuel to the carburetor. As a result, the engine may not start.

Fuel Line (Small)- 9/64 (.140) inch OD - (.080) inch ID, W/ Installation instructions.

Fuel line kit. Both large & small diameter fuel lines included. The fuel line allows fuel to travel from the fuel tank to the carburetor and from the primer bulb to the fuel system. If the fuel line is leaking, replace it.

Fuel line (Large). The fuel line allows fuel to travel from the fuel tank to the carburetor and from the primer bulb to the fuel system.

Champion spark plug (RCJ6Y). The spark plug ignites the fuel and air mixture in the engine's cylinder to power the engine. If the spark plug is has fouled (if the tip of the spark plug is burnt or damaged), the engine may not start or may run rough.

Ring piston

Champion Spark Plug (RCJ8Y). The spark plug ignites the fuel and air mixture in the cylinder to power the engine. If the spark plug is burnt, fouled or damaged the engine may not start or may run rough.

Champion Spark Plug (RCJ7Y). The spark plug ignites the fuel and air mixture in the engine's cylinder to power the engine. If the spark plug is has fouled (if the tip of the spark plug is burnt or damaged), the engine may not start or may run rough.

Small engine carburetor gasket and diaphragm kit. If the engine runs rough, then the carburetor may need to be cleaned, rebuilt, or replaced.

Ignition coil. The ignition coil sends voltage to the spark plug while the engine is running. If the ignition coil is defective, the engine may not start.

Foam air filter

Flywheel assembly

Kit piston 25cc

Rope for pull starter

Two cycle engine fuel line fitting.
Weed Eater hedge trimmers are entry-level outdoor power equipment built for light-duty trimming. Like all gas-powered trimmers, they're prone to fuel system issues — especially carburetor trouble from ethanol-contaminated gas sitting in the tank over winter. The recoil starter, fuel lines, and spark plug are the other common wear points that keep these machines from starting cleanly or running smoothly.
When your Weed Eater hedge trimmer won't start, cuts poorly, or runs rough, the fix is usually one of these high-failure parts. Repair Clinic carries OEM Weed Eater parts — not aftermarket knockoffs — so you get the exact fit and reliability Weed Eater owners expect.
Need help finding your model number? Search your Weed Eater hedge trimmer parts here — enter the model number from the nameplate, and we'll show you the exact replacement parts for your machine.
The most common reason is a clogged carburetor caused by stale or ethanol-blended fuel sitting in the tank. Drain old fuel, clean the carburetor bowl, and try fresh gas first. If that doesn't work, check the spark plug for fouling and the fuel line for cracks. If the recoil starter pulls hard or won't recoil, the internal spring may be broken. Many start issues resolve with a carburetor rebuild kit — a much cheaper fix than a full replacement.
The model number is stamped or printed on the nameplate, usually located on the upper handle or the body of the trimmer. It's a series of numbers and letters like WT3100 or similar. Write it down before you start shopping — it ensures you get parts that fit your exact machine. If the nameplate is worn, check the original documentation or receipt.
The recoil starter is the entire assembly (spring, pawl, gear). If just the cord snapped, you may be able to rethread it. But if the starter is sluggish, the cord won't rewind, or the internal spring is broken, you need a complete recoil starter assembly. OEM Weed Eater starters are engineered for smooth, reliable pulls — aftermarket versions often bind or wear out faster.
Replace the spark plug annually or every 50 operating hours, whichever comes first. Use the OEM-recommended heat range for your model — a hotter plug will foul quickly, a colder plug won't ignite efficiently. Fouled plugs are often a sign of a rich carburetor; clean the plug and check your fuel mixture.


Ensure your Weed Eater hedge trimmer operates at its peak by ordering genuine replacement parts online. With our full inventory, finding the right replacement is straightforward, thanks to model number lookups. If your trimmer doesn't start, consider checking the spark plug or air filter. Enjoy the convenience of same-day shipping and a No-Hassle 365-Day Returns policy, offering peace of mind with your purchase. Our Price Match Guarantee ensures you receive the best value on OEM parts. For help with your hedge trimmer, visit our Hedge Trimmer Repair Guide and find easy DIY solutions. Browse our Weed Eater Hedge Trimmer Manuals Weed Eater Hedge Trimmer Manuals Care Guides Literature Parts for comprehensive maintenance tips and troubleshooting advice. Trust us to help keep your weed eater running smoothly.
On most Weed Eater hedge trimmers, the model number is printed on a nameplate or sticker on the upper handle, rear body, or main housing near the engine. Look for a combination of letters and numbers, and check the original manual if the label has become scratched or faded. Once you have it, type it into the model number search to pull up the parts matched to your entire trimmer. The model number narrows the full Weed Eater hedge trimmer catalog, so you can shop across all associated part categories without relying on appearance alone. That means fewer wrong orders and a faster repair.

Weed Eater Hedge Trimmer problems usually trace back to a handful of common causes, and Repair Clinic's online resources help you find them fast. Symptom articles, diagnostic videos, and part testing walkthroughs guide you through the checks that isolate the failed part. Once identified, look it up by model number and follow the installation guide to complete the fix.

Quickly troubleshoot issues like worn clutch, broken drive shaft, defective trimmer head, or a damaged throttle cable that prevent rotation.

Find out why your hedge trimmer will not start and how to fix issues like bad fuel, spark plug problems, or a clogged carburetor.

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