Operation CHARM: Car repair manuals for everyone.

Piston Ring, Engine

Piston Rings
Compression Ring Clearance (1st and 2nd) 0.02 mm - 0.04 mm (0.0008 inch - 0.0016 inch)
Oil Ring Clearance 0.01 mm - 0.03 mm (0.0004 inch - 0.0012 inch)