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MAINTENANCE SPECIFICATIONS
2-3
E
SPEC
MAINTENANCE SPECIFICATIONS
POWER UNIT
Item
Unit
Model
Worldwide
F40BMHD, WHD
F40BED, F40BET
USA, Canada
F40MH
F40ER, F40TR
CYLINDER HEADS
Warpage limit
(lines indicate straightedge
position)
mm (in)
0.1 (0.004)
CYLINDERS
Bore size
mm (in)
65.000 - 65.015 (2.5590 - 2.5596)
Taper limit
mm (in)
0.08 (0.003)
Out-of-round limit
mm (in)
0.08 (0.003)
ROCKER SHAFT/ARM
Rocker shaft diameter
mm (in)
15.971 - 15.991 (0.6288 - 0.6296)
Rocker arm inside diameter
mm (in)
16.000 - 16.018 (0.6299 - 0.6306)
CAMSHAFT
Intake "A"
mm (in)
30.834 - 30.934 (1.2139 - 1.2179)
Intake "B"
mm (in)
25.9 - 26.1 (1.020 - 1.028)
Exhaust "A"
mm (in)
30.834 - 30.934 (1.2139 - 1.2179)
Exhaust "B"
mm (in)
25.9 - 26.1 (1.020 - 1.028)
Camshaft journal diameter
#1
mm (in)
36.925 - 36.945 (1.4537 - 1.4545)
#2, 3, 4
mm (in)
36.935 - 36.955 (1.4541 - 1.4549)
Camshaft journal oil clearance
#1
mm (in)
0.08 - 0.1 (0.0031 - 0.0039)
#2, 3, 4
mm (in)
0.07 - 0.09 (0.0028 - 0.0035)
Runout limit
mm (in)
0.1 (0.0039)
Summary of Contents for F40BED
Page 126: ...GENERAL 3 25 E CHK ADJ LUBRICATION POINTS Apply Water resistant grease ...
Page 128: ...CHK ADJ 3 26 GENERAL E ...
Page 129: ...3 26 CHK ADJ F D ES ...
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Page 537: ...Printed on recycled paper Printed in Japan Sep 1999 1 7 1 F40B YAMAHA MOTOR CO LTD ...