Yamaha YZ450F Manuel D'atelier Du Proprietaire page 176

ENGINE OIL REPLACEMENT
6. If the oil filter is to be replaced during this
oil change, remove the following parts and
reinstall them.
Replacement steps:
• Remove the oil filter cover 1 and oil filter
element 2.
• Check the O-rings 3, if cracked or dam-
aged, replace them with a new one.
• Install the oil filter element and oil filter
cover.
7. Install:
• Plain washer 1
• Oil strainer (frame) 2
• Engine oil hose 3
• Bolt (engine oil hose) 4
• Engine oil hose clamp 5
• Engine skid plate
8. Install:
• Gaskets
• Oil filter drain bolt
• Drain bolt (crankcase rear)
• Drain bolt (crankcase left)
• Drain bolt (frame)
9. Fill:
• Crankcase
3 - 16
INSP
ADJ
Oil filter cover:
10 Nm (1.0 m • kg, 7.2 ft • lb)
New
70 Nm (7.0 m · kg, 50 ft · lb)
8 Nm (0.8 m · kg, 5.8 ft · lb)
2 Nm (0.2 m · kg, 1.4 ft · lb)
10 Nm (1.0 m · kg, 7.2 ft · lb)
New
10 Nm (1.0 m · kg, 7.2 ft · lb)
20 Nm (2.0 m · kg, 14 ft · lb)
10 Nm (1.0 m · kg, 7.2 ft · lb)
23 Nm (2.3 m · kg, 17 ft · lb)
Oil quantity:
Periodic oil change:
1.0 L (0.88 Imp qt, 1.06 US qt)
With oil filter replacement:
1.1 L (0.97 Imp qt, 1.16 US qt)
Total amount:
1.2 L (1.06 Imp qt, 1.27 US qt)