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Begin OCR Text:
CRAMKSHAFT
Crankghaft, end float . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . O.O47-O.1 38 mm (O.OO1 94.OO54'')
Big-end bearings, radial clearance . . . . . . . . . . . . . . . . . . . . . . O.O2_O.O71 mm (O.OO1 2-O.OO28'')
Main bearings, radial clearance . . . . . . . . . . . . . . . . . . . . . . . . O.O2_O.O79 mm (O.OO, 1 1-O.OO31 '')
MAl N BEARl NGS
Main bearing journaIs
Diameter, standard . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63.451-63.464 mm (2.4977-2.4982'')
undersize O.O1 O'' . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63.1 97-63.21 mm (2.488_2.4886'')
o.o2O'' . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62.94_2.956 mm (2.4781-2.4786'')
Width on cranshaft for pilot bearing shell
_tandard . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38.96_39.OOO mm (1 .533_1 .5351 '')
Oversize 1 (undersize shell O.O1 O'') . . . . . . . . . . . . . . . . . . 39.O61-39.1 O1 mm (1 .543f1 .5451 '')
2 ( ,, ,, O.O2O'') . . . . . . . . . . . . . . . . . . 39.1 63-39.2O3 mm (1 .553f1 .5551 '')
Main bearing sheIIs
Thickness. standard . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 .97_1 .985 mm (O.O78O4.O782'')
undersize O.O1 O'' . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.1 O6-2.1 1 2 mm (O.O83_O.O932'')
O.O2_' . . . . . . . . . . . . . . . . . . . . . . .. . . . . 2.23f2.239 mm (O.O88O-O.O882'')
BIG-EN D BEARINGS
Big-end bearing journals
Width of bearing recess . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31 .95_2.O5O mm (1 .257_1 .261 8'')
Diameter, standard . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54.O9_54.1 1 2 mm (2.1 29_2.9281 '')
undersize O.O1 O'' . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53.845-53.858 mm (2.1 1 9_2.1 2O4'')
O.O2O'' . . . . . . . . . . . . . . . . . . . . . . . . . . . 53.591-53.6O4 mm (2.1 O9_2.1 1 O4'')
Big-end bearing sheIls
Thickness. standard . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 .833-1 .841 mm (O.O722-O.O725'')
undersize O.O1 O'' . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 .96_1 .968 mm (O.O772-O.O774'')
O.O2O'' . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.O87-2.O95 mm (O.O822-O.O823'')
CON N ECTl N G RODS
End float on crankshaft . . _. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . O.1 fO.35 mm (O.OO64.O1 4'')
Length. centre-centre . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 145+-O.1 mm (5.7t tO.OO4'')
MaK. permissible weight deviation between connecting rods
in same engine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 grammes (O.21 oz.)
FLYWH EEL
Permissible aKial throw. r_aK. . . . . . . . . . . . . . . . . . . . . . . . . . . . O.O5 mm (O.OO2'')/1 5O mm (5.9'') diam.
Ring gear (chamfer fo___ards) . . . . . . . . . . . . . . . . . . . . . . . . . . . 142 teeth
FLYWHE EL CASl NG
MaK. aiKial throw for rear face . . . . . . . . . . . . . . . . . . . . . . . . . . O.O5 mm (O.OO2'')J1 OO mm (3.9'') diam.
MaK. radial throw for rear guide . . .-. . . . . . . . . . . . . . . . . . . . . O.1 5 mm (O.OO6'')
CAMSHAFT
Marking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . D
Number of bearings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
front bearing journal, diameter . . . . . . . . . . . . . . . . . . . . . . . . . 46.97547.OOO mm (1 .849O-1 .85O4'')
lntermeriate bearing journal. diameter . . . . . . . . . . . . . . . . . . . 42.97543.OOO mm (1 .692_1 .693_')
Rear bearing journal, diameter . . . . . . . . . . . . . . . . . . . . . . . . . . 3_o.97f37.OOO mm (1 .456_1 .4567'')
Radial clearance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . O.O2_O.O75 mm (O.OOO84.OO3_')
End float . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . O.O2_O.O6O mm (O.OOO84.OO24'')
Value clearance for control of camshaft setting (cold engine) 1 .4O mm (O.O55'')
Inlet valve sh,ould then open at . . . . . . . . . . . . . . . . . . . . . . . . . 5.5' B.T.D.C.
O;4 .
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