Engine Application Chart For Valve Guide Stem Hole Reamers
--
Adapt square Shank Reamers to
No.
2
or
3
Morse
f
aper
Part No. Morse
O.D.
Shank Flats
2684 2
.323" .242"
2686 3 .367" .275"
2689 3
.W
.3W
2693 3 .59OW
.442"
4104 Reducer Sleeve, No.
2
Morse
1.D.
to
No. 3 Morse
O.D.
sleeve only-
will not
fit
reamer shank.
NOTE..
.
.
.DO NOT use hiah-weed reamers on
ni-resist auides.
Plug Gauges,
Valve Guide Stem Hole
Go and No-go Gauges are used to check
for new limits (and service limits
where applicable). Gauges are
heat-
treated alloy steel, precision ground.
284&.1- .436"
1.0.
Guide
2W2- .438" I.D. Guide
3615-
.375"
1.0.
Guide
Suggestions
For
Reaming
Valve Guide Stem Holes
1.
Use high quality cutting oil.
2.
Reamers are made to cut right
hand onlydo not turn backwards
even a partial turn!
3.
If using power, run high-speed
reamers
at
400 RPM maximum, and
carbide-tipped at 700 RPM max-
imum. High-speed steel reamers
for hand cutting.
4.
The #5221
B
universal cylinder
holding fixture is recommended
for stem hole reaming, using
a drill press or vertical
mlll.