2002/2003 Johnson SN/ST 2 Stroke 3.5, 6 8 HP Outboards Service Manual, PN 5005466, Page 192Get this manual

GEARCASE WATER PUMP
Inspection
Check impeller for overheating, hub separation and visible signs of wear or damageCheck impeller cup and plate for scoring, distortion, and impeller material transferInspect housing for cracks or meltingInspect water intake screen
Assembly3.5
Position the water intake screen in the gearcase with tabs facing up22291

3.5 Model

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