Operation CHARM: Car repair manuals for everyone.

Piston Ring, Engine

Piston
Ring Groove Width
Compression (Top) 1.530-1.555 mm (0.0602-0.0612 inch)
Compression (Bottom) 1.530-1.555 mm (0.602-0.612 inch)
Oil 4.030-4.055 mm (0.1587-0.1596 inch)

Piston Rings
Ring Width
Compression (Top) 1.460-1.490 mm (0.0575-0.0587 inch)
Compression (Bottom) 1.460-1.490 mm (0.0575-0.0587 inch)
Oil Ring Side Seal - Snug Fit
Service Limit - Side Clearance 0.15 mm Max. (0.006 in Max.)
Ring Gap
Compression (Top) (in Gauge) 0.25-0.50 mm (0.01-0.02 inch)
Compression (Bottom) (in Gauge) 0.25-0.50 mm (0.01-0.02 inch)
Oil Ring (Steel Rail) (in Gauge) 0.25-1.25 mm (0.010-0.049 inch)
Side Clearance
1st Ring 0.040-0.095 mm (0.0016-0.0037 inch)
2nd Ring 0.040-0.095 mm (0.0016-0.0037 inch)