Mercury Optimax Models 135, 150, Direct Fuel Injection., Page 177Get this manual
DIRECT FUEL INJECTION
2Secure bracket assembly to vapor separator with screwsTorque screws to 100 lbin(11.5 Nm)
aScrews Torque to 100 lbin(11.5 Nm)Sta-strap securing pump to bracketGround lead attach to air plenum IMPORTANT: Only use tool 91-803146T (or Snap-On equivalent YA3080) to crimp full circle clampsUsing different tool could result in crimp that is too loose, or too tightDo not use screw type metal hose clamp as it may damage hose