Piston Ring, Engine

PISTON RING END GAP

First Compression Ring 0.150-0.300 mm (0.0059-0.0118 in)
Second Compression Ring 0.280-0.480 mm (0.0110-0.0189 in)
Oil Control Ring 0.150-0.600 mm (0.0059-0.0236 in)

PISTON RING TO GROOVE CLEARANCE

First Compression Ring 0.030-0.065 mm (0.0012-0.0026 in)
Second Compression Ring 0.015-0.060 mm (0.0006-0.0024 in)
Oil Control Ring 0.030-0.170 mm (0.0012-0.0067 in)

Piston Ring Thickness

First Compression Ring 1.175-1.190 mm (0.0463-0.0469 in)
Second Compression Ring 1.470-1.495 mm (0.0579-0.0589 in)
Oil Control Ring 2.360-2.480 mm (0.0929-0.0976 in)

Piston Ring Groove Width
First Compression Ring 1.220-1.240 mm (0.0480-0.0488 in)
Second Compression Ring 1.510-1.530 mm (0.0595-0.0602 in)
Oil Control Ring 2.510-2.530 mm (0.0988-0.0996 in)