Small Engine Troubleshooting Problems? Ask a Mechanic Now.
Hello,Troy Bilt does not show the engine make and model,can you please supply them.Look for a sticker on the engine housing.
Try this, clamp the fuel line. Have a rag handy and loosen the hex head holding the bowl onto the carb to drain the fuel.Once empty remove the brass bolt, that is the main jet and could be clogged. Poke a wire (bared bread twister) down the center of it and through the holes on the side to verify they are open. Re assemble and test.