SERVICE MANUAL
CRANKSHAFT, MAIN BEARINGS, FLYWHEEL & CRANKCASE
Section 6
Procedure:
f.
Locate leak. Drill through using a 1/8-27
NPTF or 1/4-18 NPTF tap drill, depending
on size. Hole must be square with surface
being repaired.
g.
Tap 1/8-27 or 1/4-18 NPTF.
CAUTION: Do not over tap. Plug head
must be above casting surface when
installed.
h.
Clean chips and dirt from internal
passages.
i.
Apply coat of Loctite #601 to O.D. of pipe
plug; install plug.
j.
Allow 4 hours cure time.
k.
Grind protruding portion of plug flush with
casting surface, if desired.
Figure 21B. - Crankcase Casting Leak-Repair Areas
CGES-185-3
PRINTED IN UNITED STATES OF AMERICA
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