Operation CHARM: Car repair manuals for everyone.

Piston Ring

Ring groove width compression (top) 1.53-1.55 Millimeter (mm)
Ring Groove width (Bottom) 1.53-1.55 Millimeter (mm)
Oil ring groove width 4.008-4.032 Millimeter (mm)
Compression ring (Top) to ring groove clearance 0.04-0.08 Millimeter (mm)
Compression ring (Bottom) to ring clearance 0.06-0.09 Millimeter (mm)
Piston rings width compression 1.47-1.49 Millimeter (mm)
Compression (bottom) 1.46-1.49 Millimeter (mm)
Oil ring service limit 0.15 Millimeter (mm)
side seal (snug fit) (side Clearance)
Ring gap compression (top) 0.25-0.28 Millimeter (mm)
Ring gap compression (bottom) 0.25-0.28 Millimeter (mm)
Ring gap oil ring (steel rail) 0.04-1.68 Millimeter (mm)
Side clearance 1st ring 0.04-0.08 Millimeter (mm)
Side Clearance 2nd ring 0.04-0.09 Millimeter (mm)