Piston Ring, Engine
Piston RingPiston ring groove clearance
No. 1 0.02 to 0.07 mm (0.000787 to 0.00276 in.)
No. 2 0.02 to 0.06 mm (0.000787 to 0.00236 in.)
Oil 0.07 to 0.15 mm (0.00276 to 0.00590 in.)
Piston ring end gap
Standard
No. 1 0.30 to 0.40 mm (0.0118 to 0.0157 in.)
No. 2 0.40 to 0.50 mm (0.0157 to 0.0197 in.)
Oil
(Side rail) 0.10 to 0.40 mm (0.00394 to 0.0157 in.)
Maximum
No. 1 1.0 mm (0.0394 in.)
No. 2 1.1 mm (0.0433 in.)
Oil
(Side rail) 1.0 mm (0.0394 in.)