Cylinder Block Assembly: Specifications
SURFACE VARIATION - HEAD TO BLOCKCylinder Head Deck Surface Flatness
Longitude 0.050 mm (0.002 in)
Overall 0.08 mm (0.0031 in)
Transverse 0.030 mm (0.0012 in)
Surface Flatness - Block Deck
Longitude 0.050 mm (0.002 in)
Overall 0.1 mm (0.004 in)
Transverse 0.030 mm (0.0012 in)
CYLINDER BORE
Cylinder Bore Diameter 87.992-88.008 mm (3.4668-3.4675 in)
Cylinder Bore Out-of-Round - Maximum 0.010 mm (0.0004 in)
Cylinder Bore Taper - Maximum 0.010 mm (0.0004 in)
CRANKSHAFT
Crankshaft End Play 0.050-0.380 mm (0.0012-0.0150 in)
Crankshaft Main Bearing Clearance 0.031-0.067 mm (0.0012-0.0026 in)
Crankshaft Main Journal Diameter 55.994-56.008 mm (2.2045-2.2050 in)
Crankshaft Main Bearing Bore Diameter 64.068-64.082 mm (2.5224-2.5229 in)
Crankshaft Bearings - Lower Crankcase to Block - Bedplate
First Pass 20 Nm (15 lb ft)
Final Pass 70 degrees
CONNECTING ROD
Connecting Rod Bearing Clearance 0.029-0.073 mm (0.0011-0.0029 in)
Connecting Rod Bore Diameter
Bearing End 52.118-52.134 mm (2.0519-2.05252 in)
Pin End 20.007-20.021 mm (0.7877-0.7882 in)
Connecting Rod Side Clearance 0.070-0.370 mm (0.0028-0.0146 in)
Connecting Rod Straightness
Bend - Maximum 0.021 mm (0.0083 in)
Twist - Maximum 0.04 mm (0.0157 in)
Connecting Rod Journal Diameter 49.000-49.014 mm (1.9291-1.9297 in)
PISTON RING GAP AND GROOVE CLEARANCE
Piston Ring End Gap
First Compression Ring 0.15-0.30 mm (0.006-0.012 in)
Second Compression Ring 0.20-0.45 mm (0.008-0.018 in)
Oil Control Ring - Rails 0.15-0.51 mm (0.006-0.020 in)
Piston Ring to Groove Clearance
First Compression Ring 0.04-0.08 mm (0.0015-0.0031 in)
Second Compression Ring 0.030-0.070 mm (0.0012-0.0030 in)
Oil Control Ring 0.027-0.176 mm (0.0011-0.0069 in)
PISTON DIMENSIONS AND CLEARANCES
Piston - Piston Diameter - @14.5 mm up 87.967-87.982 mm (3.4633-3.4638 in)
Piston - Piston to Bore Clearance 0.010-0.041 mm (0.0004-0.0016 in)
CRANKSHAFT BALANCER BOLT
First Pass 100 Nm (74 lb ft)
Final Pass 125 degrees