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, SPECIFICATIONS
ENGINE
Type
503
No. of cylinders
2
Bore
72 mm (2.834
11
)
Stroke
61 mm (2.401
11
)
Displacement
496.7 cm
3
(30.31 in.
3 )
Compression ratio (corrected)
6.3:1
Maximum R.P.M.
6500
Carburetor type
VM 34-297
Carburetor adjustment
air screw
1
1/2
turn
- main jet
250
- idle speed
1800-2000 R.P.M.
Fan belt free-play
8-9 mm
(5/16")
Torque:
- engine head nuts
M8: 22 N·m (16 ft-lbsl
- crankcase nuts
M8: 22 N.m (16 ft-lbsl
magneto ring nut
M22: 85 N·m (63 ft-lbs)
fan nut
M16: 65 N·m (48 ft-Ibs]
- crankcase engine
M10: 38 N·m (28 ft-lbsl
support nuts
exhaust manifold bolts
M8: 22 N·m (16 ft-lbs)
electrical starter bolts
M8: 22 N.m (16 ft-Ibs)
M5: 4 N·m (3 ft-losl
CHASSIS
Overall length
288.3 cm (113.5 in.)
Overall width
90.1 cm (35.5 in.)
Overall height
123.5 cm (48.5 in.)
Ski alignment
Ski perpendicular to handlebar
Torque:
-steering arm/ski leg bolt
38-47 N.m (28-35 ft-lbsl
steering column/handlebar
38-47 N·m (28-35 ft-lbsl
Weight
291.4 kg (642.5 lbs)
Bearing area
13936.3 cm
2
(2160 in.
2 )
Ground pressure
2.05 kPa (.298 Ibs/in.
2 )
36
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