Mercury Optimax 115, 135, 150, 175, DFI year 2000 and up service manual., Page 233Get this manual
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DIRECT FUEL INJECTION
- Top CoverExpansion PlugO-ringSpring RetainerSpringO-ringDiaphragm Seat
8 Air RailAir Passage (from Air Compressor) 10 Fuel Return Passage (to Vapor Se