Piston, Engine
Piston RingsPiston Ring End Gap - First Compression Ring - Measured in Cylinder Bore
Production 0.23 0.44 mm (0.009 0.017 in)
Service 0.23 0.5 mm (0.009 0.0196 in)
Piston Ring End Gap - Second Compression Ring - Measured in Cylinder Bore
Production 0.44 0.7 mm (0.017 0.027 in)
Service 0.44 0.76 mm (0.0173 0.03 in)
Piston Ring End Gap - Oil Control Ring - Measured in Cylinder Bore
Production 0.18 0.75 mm (0.007 0.029 in)
Service 0.18 0.81 mm (0.007 0.032 in)
Piston Ring to Groove Clearance - First Compression Ring
Production 0.04 0.085 mm (0.00157 0.00335 in)
Service 0.04 0.085 mm (0.00157 0.00335 in)
Piston Ring to Groove Clearance - Second Compression Ring
Production 0.04 0.078 mm (0.00157 0.0031 in)
Service 0.04 0.078 mm (0.00157 0.0031 in)
Piston Ring to Groove Clearance - Oil Control Ring
Production 0.012 0.2 mm (0.0005 0.0078 in)
Service 0.012 0.2 mm (0.0005 0.0078 in)
Pistons and Pins
Pin - Piston Pin Clearance to Piston Pin Bore
Production 0.002 0.01 mm (0.00008 0.0004 in)
Service 0.002 0.015 mm (0.00008 0.0006 in)
Pin - Piston Pin Diameter 23.952 23.955 mm (0.943 0.943 in)
Pin - Piston Pin Fit in Connecting Rod Bore
Production 0.007 0.02 mm 0.00027 (0.00078 in)
Service 0.007 0.022 mm (0.00027 0.00086 in)
Piston - Piston Diameter - Measured Over Skirt Coating 96.002-96.036 mm (3.779-3.78 in)
Piston - Piston to Bore Clearance
Production -0.036 to 0.016 mm (-0.0014 to 0.0006 in)
Service Limit with Skirt Coating Worn Off 0.071 mm (0.0028 in)