4. LUBRICATION SYSTEM VITALITY 50 4 __________________________________________________________________________________ __________________________________________________________________________________ __________________________________________________________________________________ 4 __________________________________________________________________________________ __________________________________________________________________________________ LUBRICATION SYSTEM __________________________________________________________________________________ SERVICE INFORMATION (2-STROKE).......................................... 4-3 SERVICE INFORMATION (4-STROKE).......................................... 4-4 OIL PUMP (2-STROKE) ..................................................................... 4-5 OIL TANK (2-STROKE)..................................................................... 4-8 ENGINE OIL/OIL FILTER (4-STROKE)........................................... 4-9 OIL PUMP (4-STROKE) ..................................................................... 4-9 4-0