Oil System Specifications - Mercury 25 EFI Service Manual

Oil Pump

Oil System Specifications

Oil pump type
Oil type
All temperatures
Alternate viscosity above 4 °C (40 °F)
Oil capacity
Engine oil pressure at 75 °C (167 °F)
at 850 RPM
at 5000 RPM
Oil pump housing inside diameter (service limit)
Outer rotor to oil pump housing inside diameter clearance (service limit)
Outer rotor height (service limit)
Rotor to oil pump cover clearance (service limit)
Inner rotor to outer rotor clearance (service limit)
Lubricant, Sealant, Adhesives
Tube Ref No.
2-4-C with PTFE
95
10W-30 4-Stroke Marine
110
Engine Oil
Page 4C-2
Description
Inlet and outlet of the oil pump, cylinder head oil pump bore,
© 2016 Mercury Marine
Oil System Specifications
Where Used
Rotor cavity of oil pump, outer rotor, inner rotor
Oil pump driveshaft, oil pump cover seal
Oil pump base seal
camshaft
Trochoid
FC‑W 10W30
FC‑W 25W40
1.8 liter (1.9 U.S. qt)
150 kPa (21 psi) or greater
300 kPa (42 psi) or greater
40.8 mm (1.606 in.)
0.25 mm (0.01 in.)
14.96 mm (0.589 in.)
0.11 mm (0.0043 in.)
0.16 mm (0.006 in.)
Part No.
92-802859A 1
92-8M0078625
90-8M0105568 eng MARCH 2016