Mainshaft Bearing Set Plate Bolt 3 - Honda 954 Service Manual

SPECIFICATIONS
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Cylinder
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Taper
Piston, piston Piston mark direction
rings
Piston O.D.
Piston O.D. measurement point
Piston pin bore I.D.
Piston pin O.D.
Piston-to-piston pin clearance
Piston ring-to-ring
groove clearance
Piston ring end gap
Cylinder-to-piston clearance
Connecting rod small end I.D.
Connecting rod-to-piston pin clearance
Connecting rod side clearance
TORQUE VALUES
Mainshaft bearing set plate bolt
Crankcase bolt, 10 m m
9 m m (main journal bolt)
8 m m
Connecting rod bearing cap nut
Upper crankcase sealing bolt
Lower crankcase sealing bolt, 20 m m
TROUBLESHOOTING
Cylinder compression is too
Blown cylinder head gasket
Worn, stuck or broken piston ring
Worn or damaged cylinder or piston
Bent valve, or bent and deteriorated valve seat
Cylinder compression is too high, or engine overheats or
knocks
Carbon deposits on the cylinder head and/or piston crown
Piston noise
Worn cylinder, piston and/or piston ring
Worn piston pin hole and piston pin
Worn connecting rod small end
11-2
ITEM
Second
Top
Second
Oil (side rail)
12 N*m (1.2 kgf*m, 9 Ibfaft)
39 N*m (4.0 kgf*m, 29 Ibf*ft)
20 N*m (2.0 kgf*m, 14 Ibf*ft)
25 N*m (2.5 kgf*m, 18 Ibfift)
35 N*m (3.6 kgf*m, 26 Ibfift)
22 N*m (2.2 kgf*m, 16 Ibf*ft)
30 N*m (3.1 kgf*m, 22 Ibf*ft)
12 N*m (1.2 kgf*m, 9 Ibf*ft)
low,
or engine is hard t o start
STANDARD
- -
75.000 75.015 (2.9528
"0" mark facing toward the intake side
74.960 - 74.980 (2.9512 - 2.9520)
4 m m (0.2 in) from bottom of skirt
17.002 - 17.008 (0.6694 - 0.6696)
16.994 - 17.000 (0.6691 - 0.6693)
0.002 - 0.014 (0.0001 - 0.0006)
0.030 - 0.065 (0.0012 - 0.0026)
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0.015 - 0.045 (0.0006 0.0018)
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0.28 - 0.38 (0.011 0.015)
0.40 - 0.55 (0.01 6 0.022)
- -
0.2 0.7 (0.01 0.03)
0.020 - 0.055 (0.0008 - 0.0022)
- -
0.016 0.040 (0.0006 0.0016)
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0.05 - 0.20 (0.002 0.008)
0.030 - 0.052 (0.0012 - 0.0020)
Apply a locking agent to the threads.
See page 11-12.
150"
Apply oil to the threads.
Apply a locking agent to the threads.
Apply a locking agent to the threads.
Apply a locking agent to the threads.
Excessive smoke
Worn, stuck or broken piston ring
Worn valve stem seal
Excessive noise
Worn connecting rod big end bearing
Bent connecting rod
Worn crankshaft
main
Worn transmission bearing
Engine vibration
Excessive crankshaft runout
Unit: m m (in)
SERVICE LIMIT
75.15 (2.959)
2.9533)
0.10 (0.004)
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0.10 (0.004)
0.05 (0.002)
74.895 (2.949)
17.03 (0.670)
16.98 (0.669)
0.08 (0.003)
0.06 (0.002)
0.5 (0.02)
0.7 (0.03)
0.9 (0.04)
0.30 (0.012)
0.062 (0.0024)
journal bearing
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