3. INSPECTION/ADJUSTMENT DINK50/125 SPARK PLUG Remove the spark plug cap and spark plug (1). Check the spark plug for wear and fouling deposits. Clean any fouling deposits with a spark plug cleaner or a wire brush. Specified Spark Plug: NGK: DP7EA9~DINK 125 NGK: CR7HSA~ DINK50 Measure the spark plug gap. Spark Plug Gap: 0.9 mm (0.036 in)-DINK125 Cracks 0.7 mm (0.028 in)-DINK50 Damage Gap When installing, first screw in the spark plug by hand and then tighten it with a Wear Fouling Deposits Deformation 0.9mm (0.036 in) 0.7mm (0.028 in) spark plug wrench. Torque: 0.9 kgf-m (9 N-m, 6.5 lbf-ft) 3-14