Westerbeke 8.0KW-60Hz Service Manual page 70

SERVICE SPECIFICTIONS
Component Standard mm (inches) Limit mm (inches)
(repair or replace)
PISTONS AND CONNECTING RODS
CRANKSHAFT PIN OIL CLEARANCE
CONNECTING ROD BIG END SIDE CLEARANCE
CRANKSHAFT AND CYLINDER BLOCK
CRANKSHAFT END PLAY
CRANKSHAFT JOURNAL DIAMETER
CRANKSHAFT PIN DIAMETER
CRANKSHAFT JOURNAL OIL CLEARANCE
CYLINDER BLOCK GASKET SURFACE FLATNESS
CYLINDER BLOCK GASKET SURFACE GRINDING LIMIT
(including grinding of cylinder head gasket surface)
0.02 - 0.04 (0.00078 - 0.00157)
0.10- 0.25 (0.00394 - 0.00985)
0.05 - 0.18 (0.00197 - 0.00709)
48.0 (1.891)
42.0 (1.6548)
0.02 - 0.04 (0.0007 - 0.0015)
0.05 OR less (0.00197)
0.1 (0.0039)
0.4 (0.0157)
0.25 (0.00985)
0.1 (0.0039)
0.2 (0.00078)
CYLINDER BLOCK OVERALL HEIGHT 256 (10.0864)
CYLINDER CYLINDRICITY
CYLINDER 1.0.
PISTON-TO-CYLINDER CLEARANCE
0.01 (0.00039)
75.5 (2.9747)
0.02 - 0.04 (0.0007 - 0.00157)
REWORK DIMENSIONS
Component
CYLINDER HEAD AND VALVES
CYLINDER HEAD OVERSIZE
VALVE GUIDE HOLE DIAMETER
OVERSIZE
0.05
0.25
OVERSIZE VALVE SEAT
RING HOLE DIAMETER
0.50
INTAKE (primary) 0.3
0.6
INTAKE (secondary) 0.3
0.6
EXHAUST 0.3
0.6
Standard mm (inches)
12.050 -12.068 (0.47477 - 0.47547)
12.250 -12.268 (0.48265 - 0.48335)
12.500 -12.516 (0.4925 - 0.4932)
27.300 - 27.325 (1.07562 - 1.07660)
27.600 - 27.625 (1.08744 - 1.08842)
32.300 - 32.325 (1.27262-1.2736)
32.600 - 32.625 (1.2844 -1.28542)
35.300 - 35.325 (1.39082 - 1.39180)
35.600 - 35.625 (1.4026 - 1.4036)
~ WESTERBEKE
EngInes & Generators
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