Yamaha 2004 YXR660 Service Manual page 35

Item
Cooling system
Radiator core
Width
Height
Thickness
Radiator cap opening pressure
Radiator capacity
(including all routes)
Coolant reservoir
Capacity
From low to full level
Water pump
Type
Reduction ratio
Shaft drive
Middle gear backlash
Final gear backlash
Differential gear backlash
Lubrication chart
Delivery pipe 3
Cylinder head
and related parts
ENGINE SPECIFICATIONS
380 mm (14.96 in)
238 mm (9.37 in)
24 mm (0.94 in)
107.9 ~ 137.3 kPa
(1.079 ~ 1.373 kg/cm
2.5 L (2.20 Imp qt, 2.64 US qt)
0.35 L (0.31 Imp qt, 0.37 US qt)
0.20 L (0.15 Imp qt, 0.21 US qt)
Single-suction centrifugal pump
32/31 (1.032)
0.1 ~ 0.3 mm (0.004 ~ 0.012 in)
0.1 ~ 0.3 mm (0.004 ~ 0.012 in)
0.05 ~ 0.25 mm
(0.002 ~ 0.010 in)
Delivery pipe 2
Delivery pipe 1
Crankshaft and
related parts
Oil pan
2 - 10
Standard
2
, 15.35 ~ 19.53 psi)
Oil cooler
Drive axle
Oil pump
Oil strainer
SPEC
Limit
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Relief
Oil filter
valve
Relief
valve