Refer to Maintenance Scheduling → Regular Service Intervals: Buell Models → Regular Service Intervals: 2008 Buell 1125R Models. Spark plugs require inspection and replacement at specific mileage intervals.
CAUTIONDo NOT pull on any electrical wires. Pulling on electrical wires may damage the internal conductor causing high resistance, which may result in minor or moderate injury. (00168a)
The engine is equipped with plug-top coils. To inspect the spark plugs, the coils must be removed. See the service manual for proper service procedure.
Refer to Specifications → Specifications: 2008 Buell 1125R Models → Ignition System: 2008 Buell 1125R Models. Only the specified spark plugs with the proper gap should be installed.