Yamaha EF4500iSE Theory & Diagnostics Manual page 177

Unit
Crankshaft:
Big end side clearance "A"
<Limit>
Runout "B"
<Limit>
Crank pin diameter "C"
<Limit>
Connecting rod:
Small end diameter "A"
Oil clearance
Big end diameter "B"
Oil clearance
<Limit>
Camshaft:
Camshaft outside diameter
Cam dimension
"A"
<Limit>
"B"
<Limit>
Camshaft journal
<Limit>
Valve:
Valve
Face diameter "A"
Stem diameter "B"
<Limit>
Stem lengtlh "C"
Valve face contanct
width "D"
<Limit>
Valve stem runout limit
"θ"
Current Model Specifications and Wiring Diagrams – YG2800i
MAINTENANCE SPECIFICATIONS
mm (in)
0.20 ~ 0.60 (0.008 ~ 0.024)
0.75 (0.029)
0.04 (0.0016)
28.0 (1.102)
27.9 (1.098)
mm (in)
16.006 ~ 16.020 (0.6301 ~ 0.6307)
0.006 ~ 0.025 (0.0002 ~ 0.0010)
28.000 ~ 28.015 (1.1023 ~ 1.1029)
0.015 ~ 0.040 (0.0006 ~ 0.0016)
0.1 (0.004)
mm (in)
26.9 ± 0.05
(1.06 ± 0.002)
26.75 (1.053)
22.0 ±0.05
(0.87 ± 0.002)
21.85 (0.860)
14.965 ~ 14.990 (0.5892 ~ 0.5902)
14.950 (0.59)
mm (in)
IN 24.0 (0.94)
EX 22.0 (0.87)
IN 5.5 (0.22)
EX 5.5 (0.22)
IN 5.4 (0.21)
EX 5.4 (0.21)
IN 65.9 (2.59)
EX 66.2 (2.61)
IN 0.7 (0.03)
EX 0.7 (0.03)
1.7 (0.067)
0.01 (0.0004)
90°
10
3-101
SPEC
YG2800i
IN
26.68 ± 0.05
(1.05 ± 0.002)
26.53 (1.044)
22.03 ± 0.05
(0.87 ± 0.002)
21.88 (0.861)
EX