40
Main bearing journals
Diameter, standard
0.300 mm (0.0120”) undersize
0.600 mm (0.0236’) undersize
Main bearing shells
Thickness, standard
0.300 mm (0.0120”) oversize
0.600 mm (0.0236”) oversize
Big-end journals
Diameter, standard
0.300 mm (0.0120”) undersize
0.600 mm (0.0236”) undersize
Big-end bearing
Thickness, standard
0.300 mm (0.0120”) oversize
0.600 mm (0.0236”) oversize
Connecting rods
End play at crankshaft
Camshaft
End play
Radial clearance in bearing
Camshaft diameter
Lift height of cams
Bushing, diameter
Cylinder head
Material
Intake valves
Disc diameter
Stem diameter
Valve seat angle
Cylinder head seat angle
Width of seat in cylinder head
Clearance, hot engine
Exhaust valves
Disc diameter
Stem diameter
Valve seat angle
Cylinder head seat angle
Width of seat in cylinder head
Clearance, hot engine
Valve guides
Length, intake valve
Length, exhaust valve
Bore
Height above cylinder head spring face
Clearance, valve stem-guide:
intake valve
exhaust valve
49.984—50.000 mm (1 .9679—1.9685”)
49.684—49.700 mm (1.9560—1.9567”)
49.384—49.400 mm (1.9442—1.9449”)
1.730—1.737 mm
(0.0681—0.0684)
1.880—1 .887 mm (0.0740—0.0743”)
2.030—2.037 mm
(0.0799—0.0802”)
49.984-50.000 mm (1.9679—1.9685”)
49.684—49.700 mm (1.9560—1.9567”)
49.384—49.400 mm (1.9442—1.9449”)
1.730—1.737 mm (0.0681—0.0684”)
1.880—1.887 mm (0.0740—0.0743”)
2.030—2.037 mm (0.0799—0.0802”)
0.25—0.50 mm (0.0100—0.0200”)
0.160—0.300 mm (0.0063—0.0118”)
0.01 8—0.083 mm (0.007—0.0033”)
43.992—44.008 mm (1 .7320—1.7326”)
5.48—5.52 mm (0.2157—0.2173”)
44.026—44.075 mm (1 .7333—1.7352”)
Special-alloy cast iron
32.4—32.6 mm (1.2756—1.2835”)
7.955—7.970 mm (0.3132—0.3138”)
45° 15’ - 45° 45’
45°
approx 1 mm (0.040”)
0.30 mm (0.012”)
27.4-27.6 mm (1.0787—1.0866”)
7.950—7.965 mm
(0.3130—0.3136)
45° 15’ - 45° 45’
45°
approx 1 mm (0.040”)
0.30 mm (0.012”)
38 mm (1 .4961”)
38 mm (1 .4961”)
8.0—8.015 mm (0.3150—0.3156”)
8.85—9.15 mm (0.3484—0.3602”)
0.03—0.06 mm (0.0012—0.0024”)
0.035—0.065 mm (0.0014—0.0026”)
