Piston Ring Side Clearance

Piston ring Side clearance
Groove 1 0.05 - 0.082 mm (0.002 - 0.003 in)
Groove 2 Mahle 0.04 - 0.072 mm (0.0016 - 0.0028 in)
Groove 2 KS 0.05 - 0.082 mm (0.002 - 0.003 in)
Groove 3 0.023 - 0.137 mm (0.0009 - 0.005 in)