Sierra's 18-7804 Fuel Pump Kit is designed for use with select Mercury 20 HP, 35 HP, 50 HP, 65 HP, 80 HP, 95 HP, 100 HP, 110 HP, 125 HP, and 250 HP outboard engines. Includes one fuel pump kit per package. The kit is interchangeable with GLM 40310 and Mercury Marine 23014A1. Each Sierra product meets or exceeds the original equipment part it replaces. Fit specific, check part numbers to ensure proper fit.