1998 Yamaha 25J, 30D, 25X, 30X outboards Factory Service Manual, Page 77Get this manual

ASSEMBLY AND ADJUSTMENT
G 73000-0

SMALL END BEARINGS AND PISTON ASSEMBLY
1C nt th all-e arin dlesNumber of needles per piston: 28 pcs

CAUTION:

• ATV
• Jet Ski
• Outboard Motors
• Personal Watercraft
• Snowmobiles
• Stern Drives