Motorcycle engine lube system Kawasaki VN900 Vulcan (2006-2024)

Engine lubrication system exploded view
No. Fastener Torque Remarks N·m kgf·m ft·lb 1 Engine Oil Drain Plug 20 2.0 15 2 Oil Pump Cover Bolts 9.8 1.0 87 in·lb L 3 Oil Pump Drive Chain Guide Bolt 9.8 1.0 87 in·lb L 4 Oil Filter 18 1.8 13 5 Oil Filter Plate Bolts 7.8 0.80 69 in·lb 6 Oil...

Engine oil flow chart
1. Rocker Arm; 2. Oil Pipe; 3. Output Shaft; 4. Drive Shaft; 5. Oil Screen; 6. Oil Pump; 7. Crankshaft; 8. Oil Pressure Switch; 9. Oil Filter; 10. Oil Pressure Relief Valve

Engine lubrication system specifications
Specifications Item Standard Engine Oil Type API SE, SFor SG API SH, SJ or SL with JASO MA Viscosity SAE 10W-40 Capacity 3.0 L (3.2 us qt) (when filter is not removed) 3.2 L (3.4 us qt) (when filter is removed) 3.7 L (3.9 us qt) (when engine is...

Engine oil and oil filter
Warning! Motorcycle operation with insufficient, deteriorated, or contaminated engine oil will cause accelerated wear and may result in engine or transmission seizure, accident, and injury. Oil level inspection Check that the engine oil level is...

Oil pressure relief valve
Oil pressure relief valve removal/installation Split the crankcase (see Crankcase splitting in the Crankshaft/Transmission chapter). Remove the relief valve [A] from the right crankcase. Apply a non-permanent locking agent to the threads of the...

Oil pump, oil pump drive chain
Oil pump removal Split the crankcase (see Crankcase splitting in the Crankshaft/Transmission chapter). Remove: Water Pump Impeller (see Water pump impeller removal in the Cooling System chapter) Crankshaft (see Crankshaft removal in the...

Oil pressure measurement
Remove: Regulator/Rectifier (see Regulator/rectifier removal in the Electrical System chapter) Remove the oil pressure switch together with the adapter (see Oil pressure switch removal ) without draining the engine oil. Install the oil pressure...

Oil pressure switch — removal and installation
Oil pressure switch removal Drain: Engine Oil (see Engine oil change in the Periodic Maintenance chapter) Remove: Switch Cover [A] Switch Lead Terminal [B] Oil Pressure Switch [C] Oil pressure switch installation Apply silicone sealant to the...

Oil pipe and oil hose
Oil pipe (crankcase outside) removal Remove: Alternator Cover (see Alternator cover removal in the Electrical System chapter) Oil Pipe Mounting Bolts [A] Oil Pipe [B] Oil pipe (crankcase outside) installation Apply grease to the O-rings [A]. Plug...