System Specifications
CYLINDER BLOCKBore Diameter 93.013 ± 0.0075 mm (3.6619 ± 0.0003 inch)
Out of Round (MAX) 0.076 mm (0.003 inch)
Taper (MAX) 0.051 mm (0.002 inch)
Bed Plate Bolts
bolts 1A - 1J 54 Nm (40 ft. lbs.)
bolts 1 - 8 7 Nm (5 ft. lbs.)
bolts 1 - 8 additional 90°
bolts A - E 27 Nm (20 ft. lbs.)
PISTONS
Diameter 92.975 mm (3.6605 inch)
Weight 365.0 grams (12.87 ounces)
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 PINS
Clearance In Piston 0.006 - 0.015 mm (0.0002 - 0.0005 inch)
Diameter 24.017 - 24.020 mm (0.9455 - 0.9456 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)
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)
CRANKSHAFT
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 mm (0.0002 - 0.0011 inch)
Out of Round (MAX) 0.005 mm (0.0002 inch)
Taper (MAX) 0.006 mm (0.0002 inch)
MAIN BEARING SELECTION CHART
Crankshaft Damper Bolt 175 Nm (130 ft. lbs.)