Yamaha YZ450F(V) Owner's Service Manual page 81

Lubrication chart:
Pressure feed
Splashed scavenge
Transmission gears
Main axle
Drive axle
MAINTENANCE SPECIFICATIONS
Item
Cylinder head
Oil filter
Check ball
Oil pump rotor 1
Oil pump rotor 2
Oil strainer
Piston cooler nozzle
Piston
Piston pin
Crank pin
2 - 10
SPEC
Standard
Oil tank
Camshaft
Valve lifter
Oil pan