Remove the plug, ground the threads against the engine cylinder head, and crank the engine. Look for a crisp, blue spark. If the spark is yellow or absent, swap the plug for a fresh NGK C7HSA.
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: Typically produces between 6.5 kW and 7.5 kW with a peak torque of around 8.5 Nm. Remove the plug, ground the threads against the
Note: Keep parts organized and photographed during disassembly. Use torque specs and note bearing orientation. Remove the plug