What spark plug replaces original in yard work weed eater?

To find the correct spark plug replacement for your weed eater, refer to the owner's manual for the specific model, as different models may require different spark plugs. Commonly used spark plugs for weed eaters include models like Champion RCJ6Y or NGK BPMR8Y. Always ensure the replacement spark plug matches the specifications, including thread size and heat range, to ensure optimal performance. If in doubt, consult with a local dealer or retailer for guidance.