Mercury Optimax 115, 135, 150, 175, DFI year 2000 and up service manual., Page 225Get this manual
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DIRECT FUEL INJECTION
aMounting Bolts [Torque to 140 lbin(16.0 Nm)Fuel Inlet HoseFuel Outlet Hose
dFuel Return HoseLow Pressure Electric Fuel Pump (6 psi)Inlet Fuel Hose to L