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SPECIFICATIONS
FITS AND CLEARANCES
COMPRESSION RATIO L .............................................
......
. . . . .
6.5 to
7
6.5 to 1
CYLINDER
BORE DIAMETER - NEW ...................................
......
. .
2.
6245-2.6255
2.6245-2.6255
CRANKSHAFT END PLAY ............................................
. . . . . .
CRANKSHAFT - WIN
BEARING JOURNAL DIAMETER .....................
. ...*.
CRANKSHAFT - WIN BEARING RUNNING CLEARANCE ....................
. . . . . .
CRANKSHAFT - fWN BEARING THRUST CLEARANCE .....................
..*...
CRANKSHAFT - CONNECTING ROD (CRANKPIN) JOURNAL DIAMETER
.........
. . . . . .
CRANKSHAFT - CONNECTING ROD RUNNING CLEARANCE ..................
a....*
CONNECTING ROD SIDE
PLAY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . ..-
.004-.OlO
) . . . . . . . . . . . . . . . . . . . . .6877-.6880
. . . . . . . . . . . . . . . . . . . . . . .0003-.0008
CONNECTING ROD SMALL END DIAMETER
(BUSHING
IN PLACE
CONNECTING ROD - PISTON PIN FIT . . . . . . . . . . . . . . . . . . .
PISTON PIN TO QISTON FIT (INTERFERENCE TO
LOOSE) .
PISTON CLEARANCE (THRUST FACE AND TOP 0~ SKIRT)
PISTON
RING SIDE
CLEARANCE - TOP
RING . . . . . . . . . . . . .
.....................
.OOOl to .0003
......................
.OGZ--0035
......................
-0015~,003
PISTON RING SIDE CLEARANCE - MIDDLE RING ................................
.0015-.003
PISTON
RING SIDE
CLEARANCE - OIL RING ...................................
.OOl-00025
PISTON RING END GAP .......................................................
.007-•o17
. . . .
0..
1
. . . .
. . . . .
. . .
1
. . . .
L6OO
1654
.002-.OlO
099801.999*
.OOl-.0035
.003
:!40-1.341-
.004-.0025
CAMSHAFT JOURNAL DIAMETER (ALL) .......................................
1.5775-1.5785
1.5775-1.5785
CAMSHAFT - CAMSHAFT BUSHING RUNNING CLEARANCE ...........................
.0005-,003
.0005-moo3
CAMSHAFT END PLAY (SPRING LOADED - NOT
MEASURABLE) ........................
.ooo
.ooo
VALVE
CLEARANCE - INTAKE
(COLD)
................................
OO8
l
OO8
VALVE CLEARANCE - EXHAUST
(COLD)
l
mmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmm*mm
.Oll
.Oll
VALVE
STEM CLEARANCE IN GUIDE (INTAKE) .................................
.OOl-•OO25
.OOl-•OO25
VALVE STEM CLEARANCE IN GUIDE
................................
.0025-,004
.0025-•OO4
VALVE TAPPET CLEARANCE IN BLOCK
(EXHAUST)
..............
..'.............*
............
.0012-.0023
.0012-.0023
VALVE
GUIDE - PRESS FIT IN
BLOCK ........................................
.0005-.002
.0005-moo2
VALVE SEAT INSERT (EXHAUST) PRESS FIT ....................................
.ooi-.004
.002-,004
*
Turn&g cmnkshaft
.OOP to l
OO3S'.
1002-.OlO
1.998-1.999.
mOOI-moo35
.003
1.340-1.341
.OOl-•OO25
.007-•O16
Not Applicable
-
.0005-,001
Push Fit
.0013-00038
l
ooz-moo4
.002-,004
.OOl-,003
.007-•017
mains
to size
"Arr
and us&g
comespond5ng
bearing
wi
22 give
runn<ng
ckarance
of
UNDER
SIZE
(A) MAIN BEARING JOURNAL
DIAMETER
Standard
1.998" to 1.999"
.002
1.996" to 1.997"
.OlO
1.988" to 1.989"
,020
1.978" to 1.979"
.030
1.968"
to 1
l
969"
Ttmttig
cmnkpins
;to
size
'W' and using
corresponding
bearing wi 22 give running cteamnce
of
.
OOOP
to .0025"
.
UNDER SIZE
(8) CONN. ROD
JOURNAL DIAMETER
3
Standard
x02
,010
,020
l
o30
1.340" to 1.341"
1.338" to 1.339"
1.330" to 1.331:.
.
1.320" to 1.321"
1.310" to 1.311"
'WOTE:
Bearing
undersizes
shown
for MOO on&-on
MS4
use undersize connecting
pod assembly.
Cm
010 undkrsize avail&Ze
at
present.)
111 1
l
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