Cylinder Block Assembly: Specifications

Piston
Outer diameter 92.97 - 92.98 mm (3.6602 - 3.6606 inch)
Clearance (Between piston and cylinder 0.03 - 0.05 mm (0.0012 - 0.0020 inch)
Width of ring groove
No. 1 1.53 - 1.55 mm (0,0602 - 0.0610 inch)
No. 2 1.51 - 1.53 mm (0.0594 - 0.0602 inch)
Oil ring 3.010 - 3.030 mm (0.1185 - 0.1193 inch)
Rings for Service 0.25 mm (0.010 inch), 0.50 mm (0.020 inch) Oversize
Piston Ring
Number of rings per piston 3
Compression ring 2
Oil ring 1
Compression ring type
No. 1 Barrel & inner bevel type
No. 2 Taper & undercut type
Oil ring type 3-piece type
Ring end gap
No.1
Specifications-3.5 0.20 - 0.30 mm (0.0079 - 0.0118 inch)
Limit 0.8 mm (0.031 inch)
No.2
Specifications-3.5 0.45 - 0.60 mm (0.0177 - 0.0236 inch)
Limit 0.8 mm (0.031 inch)
Oil ring side rail
Specifications-3.5 0.2 - 0.7 mm (0.0079 - 0.0276 inch)
Limit 1 mm (0.039 inch)
Ring side clearance
No.1
Specifications-3.5 0.04 - 0.08 mm (0.0016 - 0.0315 inch)
Limit 0.1 mm (0.0039 inch)
No.2
Specifications-3.5 0.02 - 0.06 mm (0.0008 - 0.0024 inch)
Limit 0.1 mm (0.0039 inch)
Rings for Service 0.25 mm (0.010 inch), 0.50 mm (0.020 inch), Oversize
Connecting rod
Side clearance
Specifications-3.5 0.1 - 0.25 mm (0.00394 - 0.00984 inch)
Limit 0.4 mm (0.016 inch)
Bend 0.05 or less/1.00 mm (0.002 inch or less/3.937 inch)
Bearing oil clearance
Specifications-3.5 0.022 - 0.040 mm (0.0009 - 0.0016 inch)
Limit 0.1 mm (0.0039 inch)
Crankshaft
Journal O.D 63.982 - 64.00mm (2.5190 - 2.5197 inch)
Pin O.D. 54.982 - 55.000 mm (2.1650 - 2.1654 inch)
Out-of-roundness of journal and pin 0.03 mm (0.0012 inch)
End play
Specifications-3.5 0.05 - 0.25 mm (0.002 - 0.01 inch)
Limit 0.3 mm (0.012 inch)
Main bearing oil clearance 0.018 - 0.036 mm (0.0071 - 0.0014 inch)
Cylinder block
Cylinder bore 93.0 mm (3.6614 inch)
Flatness of gasket surface 0.05 mm (0.002 inch)
Out -of-roundness Roundness
Specifications-3.5 [diameter]0.02 mm (0.00079 inch)
Limit 0.05 mm (0.002 inch)
Crankshaft bolt 180 - 190 Nm (1,800 - 1,900 kgf-cm, 130 - 138 ft. lbs.)
Main bearing cap bolts 68.6 - 78.5 Nm (700 - 800 kgf-cm, 50.6 - 57.9 ft. lbs.)
Connecting rod nuts 35 + 92° Nm (350 + 92° kgf-cm, 26 + 92° ft. lbs.)
Crankshaft pulley bolt 180 - 190 Nm (1,800 - 1,900 kgf-cm, 130 - 138 ft. lbs.)

MAIN BEARING
Caps should be installed with the arrow mark directed toward the front of the engine. The cap number sequence must be correct.
Tighten all cap bolts to the specified torque shown in the picture.
Tightening torque
Main bearing cap bolt 68.6 - 78.5 Nm (700 - 800 kgf-cm, 50.6 - 57.9 ft. lbs.)
Cap bolt should be tightened to specified torque in 4-5 steps before being tightened to the specified torque.