Use a hand drill and correct size counterbore
drill (1) to drill through bushing (2) into hull
to the depth of insert to be installed.
Counterbore to depth of lockring thickness
plus 0.010 to 0.020 inch.
6. Hand tap correct size threads.
7. Use wrench (3) to install oversize insert (4)
in threaded hole.
8. Install oversize lockring (5) flush with hull
surface. Use drive tool (6) and hammer.
1. Install road wheel support arm
(see- your -20).
END OF TASK