Reaming - Honda Prelude 1993 Service Manual

Valve Guides
Replacement (cont'd)
7. Slip a 6 mm (0,2 in) steel washer and the correct
driver attachment over the end ol the driver (the
washer will absorb some ot the impact and extend
the lite ot the driver).
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DRIVEB
6 mm 10.2 in)
ATTACHMENT
WASHER
tnstall the new guide(s) Jrom the camshaft side oJ
the head; drive each one in untilthe attachment bot-
toms on the head. It you have 8ll sixteen guides to
do, you may have to reheat the head one or two
more times.
I
Reaming
NOTE: Fo. n€w valve guides only.
1. Coat both reamer and valve guide with cutting oil.
Rotate the reamer clockwise the full length of th€
valve guide bore.
Continue to rotate the reamer clockwise whil€
removing it from the bore.
Thoroughly wash the guide in dstergent and water
to remove any cutting residue.
Check clealance with a valve (page 6-98).
a Verify that the vslve slides in the intake and ex-
haust valve guides without exerting pressure.
4 .
8 .
F
5.5 mm
OTHAH-PJTOIOA
oTHAH-PJ70108
Valvo Guid6 Install€d Hoight:
Standard {New):
lnrak€: 12.55-13.O5 mm (O.494-0'514 in)
Exhaust: 12.55- 13.O5 mm (O.494-O.514Inl
VALVE GUIDE
VALVE GUIDE DRIVER,
5 . 5 m m
07742-@10100
9*6W
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6 - 1 0 0