nsxd06045a.pdf

7. Slip a 6 mm steel washer and the correct driver at-
tachment over the end of the driver (The washer will
absorb some of the impact and extend the life of the
driver).
DRIVER 6 mm WASHER ATTACHMENT
8. Install the new guide(s) from the camshaft side of
the head; drive each one in until the attachment bot-
toms on the head. If you have all twelve guides to
do, you may have to reheat the head one or two
more times.
VALVE GUIDE
DRIVER, 5.5 mm
07742–0010100
Valve Guide Installed Height:
Intake: 13.75-14.25 mm (0.541-0.561 in)
Exhaust: 13.75-14.25 mm (0.541-0.561 in)
Valve Guide Reaming
NOTE: For new valve guides only.
1. Coat both reamer and valve guide with cutting oil.
2. Rotate the reamer clockwise the full length of the
valve guide bore.
3. Continue to rotate the reamer clockwise while
removing it from the bore.
4. Thoroughly wash the guide in detergent and water
to remove any cutting residue.
5. Check clearance with a valve (page 6-43).
REAMER HANDLE VALVE GUIDE
REAMER, 5.5 mm
07HAH–PJ7010A
Turn reamer in
clockwise direction
only.
Verify that the valve slides in the IN, EX valve
guides without exerting pressure.