Yamaha YZ450F(W) Owner's Service Manual page 378

OIL PUMP
2. Install:
• Outer rotor 1 1
NOTE:
Apply the engine oil on the outer rotor 1.
3. Install:
• Oil pump cover 1
• Screw (oil pump cover) 2
• Pin 3
• Inner rotor 2 4
• Circlip 5
NOTE:
• Apply the engine oil on the oil pump drive
shaft end and inner rotor 2.
• Fit the pin into the groove in the inner rotor 2.
4. Install:
• Outer rotor 2 1
• Dowel pin 2
• Oil pump assembly 3
• Bolt (oil pump assembly) 4
NOTE:
Apply the engine oil on the outer rotor 2.
5. Install:
• Oil pump drive gear 1
• Plate washer 2
• Circlip 3
NOTE:
Apply the engine oil on the oil pump drive gear
inner circumference.
4 - 69
ENG
2 Nm (0.2 m · kg, 1.4 ft · lb)
New
10 Nm (1.0 m · kg, 7.2 ft · lb)
New