Can-Am DS 450 2008, Руководство по ремонту

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Section 09 TECHNICAL SPECIFICATIONS
Subsection 01 (DS 450/DS 450 X)
DS 450/DS 450 X
MODEL DS 450 DS 450 X
ENGINE
ROTAX ® 449
Engine type
4-stroke, Double Over Head Camshaft (DOHC), liquid cooled
Number of cylinders 1
Number of valves 4 valves (mechanical adjustment)
Bore mm (in) 97 (3.82)
Stroke
mm (in)
60.8 (2.39)
Displacement
cm³ (in³)
449.3 (27.42)
Compression ratio 11.7 : 1
Decompressor type Automatic
Maximum HP RPM
RPM
8000
Type
Dry sump with 2 pumps
(lubrication of engine and transmission simultaneously)
Oil filter
Replaceable synthetic multi-layer oil filter (cartridge)
Engine oil
pressure
Minimum
200 kPa (29 PSI) @ 5000 RPM/
80°C (176°F) minimum oil temperature
Capacity
(oil change with filter)
1.8 L (1.9 quarts)
Lubrication
Engine oil
Recommended
XP-S 5W40 synthetic oil.
Do not use other synthetic oil, synthetic
blend oil or additive in Can-Am ATV wet
clutch equipped vehicles
Intake valve opening 12° BTDC
Intake valve closing 48° ABDC
Exhaust valve opening 64° BBDC
Exhaust valve closing 15° ATDC
Intake
mm (in) 0.11 to 0.18 (.0043 to .0071)
Valve clearance
Exhaust
mm (in) 0.22 to 0.29 (.0087 to .0114)
New mm (in) 5.961 to 5.975 (.2347 to .2352)
Intake
Service limit mm (in) 5.950 (.2343)
New mm (in) 5.946 to 5.960 (.2341 to .2346)
Valve stem diameter
Exhaust
Service limit mm (in) 5.935 (.2337)
New mm (in) 0.005 (.0002)
Valve out of round
Intake and
exhaust
Service limit mm (in) 0.06 (.0024)
New mm (in) 6.006 to 6.018 (.2364 to .2369)
Valve guide diameter
Service limit mm (in) 6.050 (.2382)
New mm (in) 39.24 (1.5449)
Inner spring
Service limit mm (in) 38.00 (1.4961)
New mm (in) 41.97 (1.6524)
Valve spring free length
Outer spring
Service limit mm (in) 40.50 (1.5945)
New mm (in) 1.00 to 1.40 (.0394 to .0551)
Intake
Service limit mm (in) 1.60 (.0630)
New mm (in) 1.25 to 1.55 (.0492 to .0610)
Valve seat contact width
Exhaust
Service limit mm (in) 1.80 (.0709)
vmr2008-039
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