Piston Ring, Engine

Ring End Gap - Top Ring-Standard 0.20 0.35 mm (0.0079 - 0.0197 in.)
Ring End Gap - Top Ring-Maximum 0.07 mm (0.0276 in.)

Ring End Gap - Lower Ring-Standard 0.35 - 0.50 mm (0.0138 - 0.0196 in.)
Ring End Gap - Lower Ring-Maximum 0.07 mm (0.0276 in.)

Ring End Gap - Oil Ring-Standard 0.20 - 0.70 mm (0.0079 - 0.0275 in.)
Ring End Gap - Oil Ring-Maximum 1.8 mm (0.0709 in.)

Ring Groove Clearance - Lower Compression Ring 0.020 - 0.060 mm (0.0008 - 0.0023 in.)
Ring Groove Clearance - Upper Compression Ring 0.030 - 0.070 mm (0.0012 - 0.0027 in.)