Spark Plug Fit Honda ST 1100 A 90-01 Nickel 5666 Standard CR8EH-9 \n\n (Please Check The Compatibility As The Product Fits Several Bikes)\n\nTechnical Data:\nMaufacture: NGK\nPackage Contents: 1 Unit\nMPN: 5666\n\nThe spark plug\uFFFDis a crucial component of the \uFFFDHonda ST 1100 A's ignition system. It ignites the fuel-air mixture in the engine, enabling smooth starting and running.\uFFFDOver time, spark plugs wear out, leading to reduced performance, rough idling, and poor fuel economy. Regular maintenance ensures optimal performance and fuel efficiency for your ST 1100 A If your bike is running rough or losing power, it's essential to inspect and replace the spark plugs. \n\nAre you a motorcycle enthusiast who demands top-notch performance? Look no further than NGK! As a trusted brand with decades of experience, NGK offers a wide range of high-quality motorcycle parts and spares. Here's why NGK should be your go-to choice:\n\nPrecision Engineering: NGK's commitment to precision.