Harley Davidson (1970 to early 1978) Electra Glide FL/FLH-1200, Super Glide FX/FXE/FXS-1200. Service manual - page 7
Tap out valve guides with shouldered drift pin
(from chamber side) and insert replacement guide on arbor press. Be
particularly careful to press replacement guide squarely into hole.
New valve guides are reamed to correct size. However, when guides are
pressed into cylinder heads, they may close up slightly; also the ends
may be burred. Therefore, after new guides are in place, they should be
sized and cleaned with an expansion reamer.
It is of prime importance that valve guides fit tightly in cylinder
heads, or valves may not seat properly. If original guide or new
standard guide is not a tight press fit, an oversize guide must be
installed. Oversize guides can be obtained .001 in. to .008 in.
oversize. The number of grooves on 0.0. indicates number of thousandths
of an inch press diameter is oversize.
RECONDITIONING OR REPLACING VALVE SEATS
After installing valve guides, valve seats must be refaced to true them
with guides.
