Westerbeke 65A-FOUR - Camshaft

SERVICING SPECIFICATIONS
Item
Factory Specification Allowable Limit
Tappet to Tappet Guide
Clearance
0.020
to 0.062 mm
0.07 mm
0.0008 to 0.0024 in. 0.0028 in.
Tappet Guide Bore
24.000 to 24.021 mm
(1.0.)
0.9449 to 0.9457 in.
-
Tappet
23.959 to 23.980
mm
(0.0.)
0.9433 to 0.9441 in.
-
Camshaft
Side Clearance
0.07
to 0.22 mm 0.3mm
0.0028 to 0.0087 in. 0.0118 in.
Alignment
0.01
mm
-
0.00039 in.
Cam
Height
IN.
37.63 mm
37.13 mm
1.4815 in.
1.4618 in.
EX.
38.96 mm 38.46 mm
1.5338 in. 1.5141 in.
Camshaft
Oil Clearance
0.050
to 0.091 mm 0.15 mm
0.00197 to 0.00358 in. 0.0059 in.
Camshaft
Journal
45.934 to 45.950 mm
(0.0.)
1.8084 to 1.8091 in.
-
Camshaft Bearing
46.000
to 46.025 mm
(!.D.)
1.8110to 1.8120 in.
-
FUEL SYSTEM
Item
Factory Specification Allowable Limit
Injection Timing V3300-E2B 0.20 to 0.22 rad
(11.5 to
12.5°)
-
before T.D.C.
V3300-T-E2B 0.11 toO.13 rad
(6.5 to 7.5
0)
-
before T.D.C.
Fuel Injection Nozzle
Injection
Pressure 13.73 to 14.71 MPa
140 to 150 kgf/cm
2
-
1991 to 2134 psi
Valve Seat When the pressure is
Tightness 12.75 MPa (130 kgf/cm2.
-
1849 psi). the valve seat
must be
fuel tightness
COOLING SYSTEM
Item
Factory Specification
Allowable Limit
Thermostat Valve Opening
74.5 to 78.5 °c
-
Temperature 166.1 to 173.3 OF
Valve Opening
Temperature
90°C
-
(Opened
194 OF
Completely)
I~IWESTERBEKE
I Engines & Generators
59