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Begin OCR Text:
_
P
Co_ pfe__io_ fi _ g S B 1 8 B B 1 8 D
_ Marked ''TO P''. Uppe r r'i ng on each piston ch romed.
N umbe r of ri ngs on each piston . . . . . . . . . . . . . . . . . . . . . . . . 2
Heig ht . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 .gg mm (O. O7g '')
Piston ring clearance i n g roove . . . . . . . . . . . . . . . . . . . . . . . . O.O54-O.Og1 mm (O.oo21 -o.oo32'')
i
l S_fO pef t'l Itg S
Number on each piston . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
He ight . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Q.7q mm (O.1 g7 = 3/_6'' )
'. Piston ring clearan ce in g roove . . . . . . . . . . . . . . . . . . . . . . . . O.O44-O.O72 m m
_
_ (O.OO1 7-O. OO28'')
_ _ U D_ EO N __ N S
_ F Ioati ng fit. Ci rcl i ps at both e nds in piston.
Fit .
_ l n connecti ng rod . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Close run n i ng fit. _
I. l n p'iston . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Push fit
iI Diamete r, stand8rd . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22. OO mm (O.g66'')
_ O.O5 m m (O. OO2
'') oversize . . . . . . . . . . . . . . . . . . 22.O5 m m (O.868 '')
O.1 O mm (O.OO4'') ,, . . . . . . . . . . . . . . . . . . 22. 1 O mm (O.87O'')
!,, O.2O mm (O. OO8
'') ,, . . . . . . . . . . . . . . . . . . 22.2O mm (O.874'') _
l_ CY_l N D E_ H EAD
_ Height. measured from cyl i nder head contact su rf8ce to
, face under bo It heads . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . g7.O mm (3.q25'' ) gg mm (3.q65'')
_ (4968OO>
_ 86.2 mm (3.394'')
, _ _ (49681 2-81 _
_ D istance from uppe r surface of cyl ind er h ead to uppe r end
_,, of ove rflow pipe (pipe l ocated unde r thermoetat) . . . . . . 35 m m (1 .38'')
_ C RAN K S HAF_
Crankshaft end float . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . O.O1 7-O. 1 Og mm (O.OOO7-O.OOq2'')
i' B ig-end be8ri ngs, rad ial c learance . . . . . . . . . . . . . . . . . . . . o. O39-O.O81 mm (o.oO 1 5-o.oO32'' )
_
_ Main bearings, rad ial clearance . . . . . . . . . . . . . . . . . . . . . . . . O.O3g-O. O89 mm O.O26-O. O77 m m
.. (O. OO1 5-O. OO35'') (O.OO 1 O-O.OO3O'') _
I__'_ MAl N _ EA R_ N_ S
M O'l _ b_Of'l _g '_ OlJt_ Oj S
. D iamete r, standard . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63. Q41 -63.454 m m (2.4977-2.4982'' )
' undersize O.O1 O'' . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63. 1 87-63.2OO mm (2.4877-2.4882'') _
_ O.O2O'' . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62.933-62.946 m m (2.4777-2.47g2'') _
i O.O3O'' . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62.679-62.692 mm (2.4677-2.4682'')
_i _ O.O4O'' . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62.Q25-62.438 m m (2.4577-2.4582'')
l, O.O5O'' . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62.1 71 -62. 1 84 m m (2.4477-2.4482'')
' Width on crankshaft for fl ange bearing she l l . . . . . . . . . . . .
j Standard . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38.93O-38.97O mm (1 .5327-1 .5342'')
Ove rsize 1 (unde rsize she Il O. O1 O'') . . . . . . . . . . . . . . . . . . 39.O31 -39.O72 m m (1 .5367-1 .6383'')
i 2 ( ,, , , O.O2O'') . . . . . . . . . . . . . . . . . . 39.1 33-39.1 73 m m (1 .54O7-1 .5422'')
, 3 ( , , , , O.O3O'') . . . . . . . . . . . . . . . . . . 39.235-39.275 m m (1 .5447-1 .5463'')
' 4 ( , , , , O. O4O'') . . . . . . . . . . . . . . . . . . 39.336-39 .376 m m (1 .5487-1 .55O2'')
5 ( , , , , O.O5O'') . . . . . . . . . . . . . . . . . . 39.438-39.478 m m (1 .5527-1 .5543'')
2 _ 2O
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