Piston, Engine

Piston
Piston-Diameter-Coded Red 1 90.177 - 90.197 mm (3.550 - 3.551 inch)
Piston-Diameter-Coded Blue 2 90.190 - 90.210 mm (3.5507 - 3.5515 inch)
Piston-Diameter-Coded Yellow 3 90.203 - 90.223 mm (3.513 - 3.5521 inch)
Piston-to-Bore-Clearance 0.012 - 0.0026 mm (0.0005 - 0.001 inch)
Pin Bore Diameter 22.0015 - 22.004 mm (0.866 - 0.8663 inch)
Ring Groove Width-Compression (Top) 1.520 - 1.550 mm (0.06 - 0.610 inch)
Ring Groove Width-Compression (Bottom) 1.520 - 1.530 mm (0.060 - 0.0602 inch)
Ring Groove Width Ring 6.996 - 7.224 mm (0.275 - 0.2844 inch)
Piston Pin-Length 61.93 - 62.05 mm (2.44 - 2.443 inch)
Diameter 21.994 - 21.999 mm (0.866 - 0.8661 inch)
Pin-to-Piston Clearance 0.005 - 0.010 mm (0.0002 - 0.0004 inch)
Pin-to-Rod Clearance 0.015 - 0.040 mm (0.0006 - 0.00157 inch)
Piston Rings-Ring Gap-Compression (Top) 1.0 mm MAX (0.0394 inch)
Piston Rings-Ring Gap-Compression (Top) 1.0 mm MAX (0.0394 inch)
Oil Ring-Side Clearance 1.25 mm MAX (0.05 inch)
Oil Ring-Compression (Top) 0.040 - 0.090 mm (0.0016 - 0.0031 inch)
Oil Ring-Compression (Top) 0.030 - 0.080 inch (0.0012 - 0.00031 inch)
Oil Ring Snug Fit
Oil Ring-Service Limit 0.015 mm MAX (0.0006 inch)
Ring Gap-Compression (Top) 0.23 - 0.49 mm (0.01 - 0.02 mm)
Ring Gap compression (Bottom) 0.23 - 0.49 mm (0.01 - 0.02 inch)
Ring Gap Oil Ring (Steel Rail) 0.05 - 0.66 mm (0.006 - 0.026 inch)