Yamaha 60F - Small End Bearings and Piston Assembly

5-15
POWR
E
ASSEMBLY AND ADJUSTMENT
G73000-0*
SMALL END BEARINGS AND PISTON
ASSEMBLY
1. Count the small-end bearing needles.
CAUTION:
Do not use a mixture of new and used bear-
ing needles in the same small end.
2. Using the special service tool, install the
bearings in the connecting-rod small
end and place washers on both sides.
CAUTION:
The washer should be placed with their
convex sides facing the piston.
Number of needles per small end: 28-pcs.
Small end bearing installer:
50, 60, 70 hp:
YB-6287/90890-06527
75, 80, 90 hp:
YB-6107/90890-06527
3. Insert the piston-pin into the piston.
4. Align the “UP” mark on the piston
crown towards the crankshaft's tapered
end. Install the piston in the connecting-
rod small end, insert the piston-pin,
then install new piston-pin clips.
5. Lubricate each bearing with 2-stroke
outboard-motor oil.