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Universal M-25XP User Manual

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REPLACING
VALVE
GUIDES, BUSHINGS AND BEARINGS
REPLACING VALVES GUIDES
1.
Prepare the necessary tool as shown
in
Fig
(A).
2.
Press out the used valve guide from the cylinder head's lower end.
3.
Apply engine oil
to
the outer surface of the new valve guide; press fit the valve guide from the
upper end of the cylinder head until the flange part of the valve guide contacts the cylinder
head.
4.
After press-fitting, finish the valve guide
by
means of reemer machining to dimensions shown
in
Figs.
(B)
and (C).
NOTE~
Be
careful not to strike valve guides with a hammer, during replacement.
(A)
Tool
for
replacing valve guides
190
(7
48")
B
80
(3.15")
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(1
)
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{1.18"L
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REPLACING ROCKER
ARM
BUSHINGS
1.
Prepare the necessary tool
as
shown
in
Fig.
(A).
(8)
Finishing size
of
inlet
valve guide
(e) Finishing size
of
exhaust valve guide
2.
Press out the used bushing and, using this tool, press fit the new bushing, taking due care
to
see that the rocker arm hole matches the bushing hole.
(A)
Tool
for replacing rocker arm bushing
[B]
Rocker arm and bushing,
as
assembled
137
(5.40")
(2)
100 (3.94") 25 (0.9S") 12 (0.47")
148

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Universal M-25XP Specifications

General IconGeneral
BrandUniversal
ModelM-25XP
CategoryEngine
LanguageEnglish

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