Mercury Mariner 8/9.9HP 4-Stroke Factory Service Manual, Page 11Get this manual
Model 89.9 Pump Type Oil Filter Type Recommended Oil API Rating Engine Oil Pan Capacity Oil Pump: Outer Rotor to Housing "A" Inner Rotor to Outer Rotor "B" Rotor to Housing "C" Relief Valve Operating Pressure Torochoid Type Reusable Quicksilver SAE 10W-30, 25W-40 SH, SG, SF, CF-4, CE, CD, CDII Quart (1 Liter) 0.00240.0043 in(0.060.11 mm) 0.00080.0059 in(0.020.15 mm) 0.00080.0028 in(0.020.07 mm) 5564 PSI (3.884.50 kgcm2) 388- 450 kPa
LUBRICATION SYSTEM
MID SECTION