General Specifications

GENERAL SPECIFICATIONS
Cylinder Bore Diameter 85.992-86.008 mm 3.3855-3.3861 inch
Cylinder Bore Out-of-Round - Maximum 0.010 mm 0.0004 inch
Cylinder Bore Taper - Maximum 0.010 mm 0.0004 inch
Cylinder Head Deck Surface Flatness - Transverse 0.030 mm 0.0012 inch
Cylinder Head Deck Surface Flatness - Longitude 0.050 mm 0.002 inch
Cylinder Head Deck Surface Flatness - Overall 0.08 mm 0.0031
inch
Crankshaft Main Bearing Bore Diameter 64.068-64.082 mm 2.5224-2.5229 inch
Connecting Rod Bearing Clearance, 0.029-0.069 mm 0.0011-0.0027 inch
Connecting Rod Bore Diameter - Bearing End, 52.118-52.134 mm 2.0519-2.05252 inch
Connecting Rod Bore Diameter - Pin End 20.007-20.021 mm 0.7877-0.7882 inch
Connecting Rod Side Clearance 0.070-0.370 mm 0.0028-0.0146 inch
Connecting Rod Straightness - Bend - Maximum, 0.021 mm 0.0083 inch
Connecting Rod Straightness - Twist - Maximum, 0.04 mm 0.0157 inch
Crankshaft
Connecting Rod Journal Diameter 49.000-49.014 mm 1.9291-1.9297 inch
Surface Flatness - Block Deck - Transverse 0.030 mm 0.0012 inch
Surface Flatness - Block Deck - Longitude 0.050 mm 0.002 inch
Surface Flatness - Block Deck - Overall 0.1 mm 0.004 inch
Piston Ring End Gap - First Compression Ring 0.20-0.40 mm 0.008-0.016 inch
Piston Ring End Gap - Second Compression Ring 0.35-0.55 mm 0.014-0.022 inch
Piston Ring End Gap - Oil Control Ring - Rails, 0.25-0.76 mm 0.010-0.030 inch
Piston Ring to Groove Clearance - First Compression Ring, 0.04-0.08 mm 0.0015-0.0031 inch
Piston Ring to Groove Clearance - Second Compression Ring, 0.030-0.069 mm 0.0012-0.0027 inch
Piston Ring to Groove Clearance - Oil Control Ring, 0.090-0.106 mm 0.0035-0.0042 inch
Piston Ring Thickness - First Compression Ring 1.170-1.190 mm 0.0461-0.0469 inch
Piston Ring Thickness - Second Compression Ring, 1.471-1.490 mm 0.0579-0.0587 inch
Piston Ring Thickness - Oil Control Ring - Rail - Maximum, 0.43 mm 0.0169 inch
Piston Ring Thickness - Oil Control Ring - Spacer, 1.574-1.651 mm 0.0620-0.0650 inch
Piston - Piston Diameter - @ 14.5 mm up, 85.967-85.982 mm 3.3845-3.3851 inch
Piston - Piston Pin Bore Diameter 20.002-20.007 mm 0.07875-0.7877 inch
Piston - Piston Ring Grove Width - Top 1.23-1.25 mm 0.0484-0.0492 inch
Piston - Piston Ring Grove Width - Second, 1.52-1.54 mm 0.0598-0.0606 inch
Piston - Piston Ring Grove Width - Oil Control 2.52-2.54 mm 0.0992-0.1000 inch
Piston - Piston To Bore Clearance, 0.010-0.041 mm 0.0004-0.0016 inch
Pin - Piston Pin Clearance to Connecting Rod Bore, 0.007-0.026 mm 0.0003-0.0010 inch
Pin - Piston Pin Clearance to Piston Pin Bore 0.002-0.012 mm 0.0001-0.0005 inch
Pin - Piston Pin Diameter 19.995-20.000 mm 0.7872-0.7874 inch
Pin - Piston Pin End Play 0.19-1.16 mm 0.0075-0.0461 inch