Mercury Mariner V-250 V-275 Outboard Service Shop Manual 1990, Page 143Get this manual

Routing of Balance Hoses and Enrichener Hoses (Early Model 250 and 275)

Connect to Fitting in Bottom of Carburetor

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