Cylinder Block Assembly: Specifications

CYLINDER BLOCK
Bore Diameter 93.013 ±.0075 mm (3.6619 ± 0.0003 inch)
Out of Round (MAX) 0.076 mm (0.003 inch)
Taper (MAX) 0.051 mm (0.002 inch)

CRANKSHAFT

CRANKSHAFT MAIN BEARING SELECTION:

Main Bearing Journal Diameter 63.488 - 63.512 mm (2.4996 - 2.5005 inch)
Bearing Clearance 0.002 - 0.046 mm (0.00008 - 0.0018 inch)
Out of Round (MAX) 0.005 mm (0.0002 inch)
Taper (MAX) 0.006 mm (0.0004 inch)
End Play 0.052 - 0.282 mm (0.0021 - 0.0112 inch)
End Play (MAX) 0.282 mm (0.0112 inch)
Connecting Rod Journal Diameter 57.908 - 57.892 mm (2.2798 - 2.2792 inch)
Bearing Clearance 0.006 - 0.044 (0.0002 - 0.0011 inch)
Out of Round (MAX) 0.005 mm (0.0002 inch)
Taper (MAX) 0.006 mm (0.0002 inch)

CONNECTING RODS
Bearing Clearance 0.006 - 0.044 mm (0.0002 - 0.0017 inch)
Side Clearance 0.10 - 0.35 mm (0.004 - 0.0138 inch)
Piston Pin Clearance 0.015 - 0.028 mm (0.0006 - 0.0011 inch)
Bearing Bore Out of Round (MAX) 0.004 mm (0.0002 inch)
Total Weight (Less Bearing) 612 grams (21.588 ounces)

PISTONS
Diameter 92.975 mm (3.6605 inch)
Weight 365.0 grams (12.87 oz)
Ring Groove Diameter
No. 1 85.37 - 83.13 mm (3.282 - 3.273 inch)
No. 2 82.833 - 83.033 mm (3.261 - 3.310 inch)
No. 3 83.88 - 84.08 mm (3.302 - 3.310 inch)

PISTON RINGS
Ring Gap
Top Compression Ring 0.20 - 0.36 mm (0.0079 - 0.0142 inch)
Second Compression Ring 0.37 - 0.63 mm (0.0146 - 0.0249 inch)
Oil Control (Steel Rails) 0.25 - 0.76 mm (0.0099 - 0.30 inch)
Side Clearance
Top Compression Ring 0.051 - 0.094 mm (0.0020 - 0.0037 inch)
Second Compression Ring 0.040 - 0.080 mm (0.0016 - 0.0031 inch)
Oil Ring (Steel Ring) 0.019 - 0.229 mm (0.0007 - 0.0091 inch)
Ring Width
Top Compression Ring 1.472 - 1.490 mm (0.057 - 0.058 inch)
Second Compression Ring 1.472 - 1.490 mm (0.057 - 0.058 inch)
Oil Ring (Steel Rails) 0.445 - 0.470 mm (0.017 - 0.018 inch)

Crankshaft Damper Bolt 175 Nm (130 ft. lbs.)