Technical data

11
Piston ring gap in the cylinder
Upper compression ring ............................................... 0.30 – 0.50 mm (0.001181 – 0.00197 in.)
Lower compression ring ............................................... 0.30 – 0.50 mm (0.001181 – 0.00197 in.)
Oil ring ......................................................................... 0.25 – 0.50 mm (0.009842 – 0.00197 in.)
Crankshaft
Material ........................................................................ Nodular iron
Crankshaft axial clearance ........................................... 0.040 – 0.221 mm (0.00157 – 0.00870 in.)
Main bearing radial clearance ....................................... 0.040 – 0.092 mm (0.00157 – 0.00362 in.)
Big-end bearing, radial clearence.................................. 0.024 – 0.068 mm (0.00094 – 0.00268 in.)
Main bearing journals
Diameter, standard ....................................................... 59.987 – 60.000 mm (2.36169 – 2.36220 in.)
0.250 mm over-size ..................................................... 59.737 – 59.750 mm (2.35185 – 2.35236 in.)
0.500 mm over-size ..................................................... 59.487 – 59.500 mm (2.34200 – 2.34252 in.)
Main bearing shells
Thickness, standard ................................................... 2.987 – 2.997 mm (0.11760 – 0.11799 in.)
0.250 mm over-size ..................................................... 3.112 – 3.122 mm (0.12252 – 0.12291 in.)
0.500 mm over-size ..................................................... 3.237 – 3.247 mm (0.12744 – 0.12783 in.)
Big-end journals
Diameter, standard...................................................... 47.989 – 48.000 mm (1.88933 – 1.88976 in.)
0.250 mm over-size ..................................................... 47.739 – 47.750 mm (1.87949 – 1.87992 in.)
0.500 mm over-size ..................................................... 47.489 – 47.500 mm (1.86965 – 1.87008 in.)
Big-end bearing shells
Thickness, standard ................................................... 1.478 – 1.488 mm (0.05819 – 0.05858 in.)
0.250 mm over-size ..................................................... 1.603 – 1.613 mm (0.06311 – 0.06350 in.)
0.500 mm over-size ..................................................... 1.728 – 1.738 mm (0.06803 – 0.06843 in.)
Connecting rods
Axial clearence at the crankshaft ................................. 0.15 – 0.35 mm (0.00590 – 0.01378 in.)
Camshaft
Axial clearence ............................................................ 0.160 – 0.300 mm (0.0063 – 0.01181 in.)
Radial clearence in bearings ........................................ 0.020 – 0.075 mm (0.000787 – 0.00295 in.)
Camshaft diameter....................................................... 46.975 – 47.000 mm (1.8494 – 1.85039 in.)
Lifting height of cams................................................... 5.48 – 5.52 mm (0.21575 – 0.21732 in.)
Bushing diameter ......................................................... 47.02 – 47.05 mm (1.85118 – 1.85236 in.)
Cylinder head
Material ........................................................................ Special alloy cast iron
Inlet valves
Disc diameter ............................................................... 34.4 – 34.6 mm (1.35433 – 1.36220 in.)
Stem diameter ............................................................. 7.955 – 7.970 mm (0.31319 – 0.31378 in.)
Valve seat angle .......................................................... 44°55’ – 44°85’
Cylinder head seat angle .............................................. 45°
Seat widh in the cylinder head...................................... appr. 1 mm (0.03937 in.)
Clearance, cold/warm engine ....................................... 0.3 mm (0.011811 in.)
Exhaust valves
Disc diameter 2001, 2002, 2003 ................................... 29.9 – 30.1 mm (1.14716 – 1.18504 in.)
Disc diameter 2003T .................................................... 35.8 – 36.0 mm (1.40944 – 1.41732 in.)
Stem diameter ............................................................. 7.950 – 7.965 mm (0.31319 – 0.31378 in.)
Valve seat angle 2001, 2002, 2003 .............................. 44°55' – 44°85'
Valve seat angle 2003T ............................................... 29°45' – 30°15'
Cylinder head seat angle 2001, 2002, 2003 .................. 45°
Cylinder head seat angle 2003T ................................... 30°
Seat with in the cylinder head ...................................... appr. 1 mm (0.03937 in.)
Clearence, cold/warm engine ....................................... 0.3 mm (0.011811 in.)
Technical Data