Spark Plug - NGK BP6ES 7811

It is recommended to replace the spark plug every 100 hours of operation or as specified in your Honda GX160 engine manual.

Refer to your Honda GX160 engine manual for the correct spark plug gap specification. Typically, the gap is around 0.028 inches (0.7 mm).

While other spark plugs may fit, it is recommended to use the NGK BP6ES 7811 or an equivalent spark plug specifically recommended for the Honda GX160 engine to ensure optimal performance and avoid engine damage.

Spark plug fouling can be caused by various factors, including a rich fuel mixture, oil contamination, or excessive idling. Inspect the spark plug for signs of fouling, such as carbon buildup or oil deposits.

You can try cleaning a fouled spark plug with a wire brush or a spark plug cleaner, but it is often best to replace a fouled spark plug with a new one to ensure proper engine performance.

Use a spark plug gap tool to measure the distance between the center electrode and the ground electrode. Adjust the gap by gently bending the ground electrode until it meets the manufacturer's specifications.

You will need a spark plug wrench, a spark plug gap tool (optional), and possibly a wire brush or spark plug cleaner.

Check the spark plug for fouling or damage. Replace if necessary. Ensure the spark plug wire is securely connected.

Check the spark plug gap and adjust if necessary. Inspect the spark plug for signs of wear or damage and replace if needed.

Verify the spark plug is the correct type and in good condition. Check for any other engine issues.