Mercury Optimax 115, 135, 150, 175, DFI year 2000 and up service manual., Page 181Get this manual

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FUEL PUMP
Normal 2-3 psi (13.7 20.5 kPa) Minimum psi (6.8 kPa) Maximum 10 psi (68.5 kPa) Normal 8-10 psi (41.0 54.8 kPa) Minimum psi (20.5 kPa)

On some light boat applications after

• • TGB
  • Arctic Cat
  • Bombardier
  • Can Am
  • Honda
  • John Deer
  • Kawasaki
  • Polaris
  • Suzuki
  • Yamaha
• • Kawasaki
• • Chrysler
  • Honda
  • Johnson Evinrude
  • Mercury
  • Suzuki
  • Tohatsu
  • Yamaha
• • Honda
  • Polaris
  • Sea Doo
  • Yamaha
• • Arctic Cat
  • Polaris
  • Ski Doo
  • Yamaha
• • Chrysler
  • Mercury
  • OMC
  • Volvo