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SPECIFICATIONS AND SERVICE LIMITS
1.
Compression pressure (320 RPM)
2.
Difference of compression
pressure between cylinders
(max. )
3.
Order of fuel injection
STANDARD
VALUE
32kg/cm 2
2.Skg/cm 2
1 - 2
SERVICE
LIMIT
Approx. 26kg/cm 2
4.
Fuel injection timing
smoke set position)
(BTDC of compression stroke when started at
25·
5.
Cylinder Head
a. Bottom surface distortion
b. Valve guide I.D.
c. Valve seat angle
d. Valve seat width
e. Valve seat sinkage
6.
Valve Clearance (engine cold)
7.
Valve
a. Stern O.D.
b. Clearance between stern and
guide (intake)
c. Clearance between stern and
guide (exhaust)
d. Seat face angle
e. Valve head thickness (margin
width
8.
Valve Spring
a. Free length
b. Installed load/height
c. Squareness
9.
Rocker Arm
a. Clearance between rocker arm
and shaft
10. Crankcase
a. Cylinder I.D.
b. Tolerance on oversize cylinder
bore
c. Taper of cylinder bore
85
O.OSmm/less
6.6rnm
45·
1.5
-
1.8
0.2Smm
6.6rnm
45'
Imm
44rnm
10.0±0.Skg/37.6rnm
2.0·
0.04mm
6Smm
-1 rnrn
O.lOmm
O.lSrnm
-15%
3·
-0.2rnm
+0.9Srnm
o -
0.03rnm for each oversize
within O.Olrnm
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