3. INSPECTION/ADJUSTMENT MXU 500 IRS Measure the spark plug gap between the center and side electrodes with the feeler gauge. If necessary, adjust the gap by bending the side electrode carefully. Spark plug gap: 0.60.7 mm (0.0240.028 in) Install the spark plug in the cylinder head and hand tighten, then torque to the specification. Torque: 1.0~1.4 kgf-m (11.8 N-m)Install the spark plug cap. Install the removed parts in the reverse order of removal. 3-10